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[cost] Non-symbolic value for unknown external function call

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Summary: This diff returns non-symbolic value (top) for unknown external function calls because the symbolic values sometimes make it hard to understand costs.

Reviewed By: ezgicicek

Differential Revision: D18685715

fbshipit-source-id: 1b39c718b
master
Sungkeun Cho 5 years ago committed by Facebook Github Bot
parent 040442c93b
commit 4a08151851
3 changed files with 26 additions and 57 deletions
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27
infer/src/bufferoverrun/bufferOverrunAnalysis.ml
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@ -89,11 +89,6 @@ module TransferFunctions = struct
Dom.Mem.find (Loc.of_allocsite (Allocsite.make_symbol path)) mem Dom.Mem.find (Loc.of_allocsite (Allocsite.make_symbol path)) mem
let assign_symbolic_pname_value pname params (id, typ) location mem =
let v = symbolic_pname_value pname params typ location mem in
Dom.Mem.add_stack (Loc.of_id id) v mem
let instantiate_mem_reachable (ret_id, ret_typ) callee_formals callee_pname params let instantiate_mem_reachable (ret_id, ret_typ) callee_formals callee_pname params
~callee_exit_mem ({Dom.eval_locpath} as eval_sym_trace) mem location = ~callee_exit_mem ({Dom.eval_locpath} as eval_sym_trace) mem location =
let formal_locs = let formal_locs =
@ -145,18 +140,6 @@ module TransferFunctions = struct
|> instantiate_latest_prune ~ret_id ~callee_exit_mem eval_sym_trace location |> instantiate_latest_prune ~ret_id ~callee_exit_mem eval_sym_trace location
let is_external pname =
match pname with Procname.Java java_pname -> Procname.Java.is_external java_pname | _ -> false
let is_non_static pname =
match pname with
| Procname.Java java_pname ->
not (Procname.Java.is_static java_pname)
| _ ->
false
let instantiate_mem : let instantiate_mem :
is_params_ref:bool is_params_ref:bool
-> Typ.IntegerWidths.t -> Typ.IntegerWidths.t
@ -404,15 +387,7 @@ module TransferFunctions = struct
| _, _ -> | _, _ ->
(* This may happen for procedures with a biabduction model too. *) (* This may happen for procedures with a biabduction model too. *)
L.d_printfln_escaped "/!\\ Unknown call to %a" Procname.pp callee_pname ; L.d_printfln_escaped "/!\\ Unknown call to %a" Procname.pp callee_pname ;
if is_external callee_pname then ( Dom.Mem.add_unknown_from ret ~callee_pname ~location mem ) )
L.(debug BufferOverrun Verbose)
"/!\\ External call to unknown %a \n\n" Procname.pp callee_pname ;
assign_symbolic_pname_value callee_pname params ret location mem )
else if is_non_static callee_pname then (
L.(debug BufferOverrun Verbose)
"/!\\ Non-static call to unknown %a \n\n" Procname.pp callee_pname ;
assign_symbolic_pname_value callee_pname params ret location mem )
else Dom.Mem.add_unknown_from ret ~callee_pname ~location mem ) )
| Call (((id, _) as ret), fun_exp, _, location, _) -> | Call (((id, _) as ret), fun_exp, _, location, _) ->
let mem = Dom.Mem.add_stack_loc (Loc.of_id id) mem in let mem = Dom.Mem.add_stack_loc (Loc.of_id id) mem in
L.d_printfln_escaped "/!\\ Call to non-const function %a" Exp.pp fun_exp ; L.d_printfln_escaped "/!\\ Call to non-const function %a" Exp.pp fun_exp ;

8
infer/tests/codetoanalyze/java/performance/UnknownCallsTest.java
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@ -47,12 +47,12 @@ class UnknownCallsTest {
return 0; return 0;
} }
private static void loop_over_charArray(StringBuilder builder, String input) { private static void loop_over_charArray_FP(StringBuilder builder, String input) {
for (Character c : input.toCharArray()) {} for (Character c : input.toCharArray()) {}
} }
private static void call_loop_over_charArray(StringBuilder out, String in) { private static void call_loop_over_charArray_FP(StringBuilder out, String in) {
loop_over_charArray(out, in); loop_over_charArray_FP(out, in);
} }
// hashCode is impure but we don't invalidate all other library // hashCode is impure but we don't invalidate all other library
@ -89,7 +89,7 @@ class UnknownCallsTest {
abstract int[] abstract_func(); abstract int[] abstract_func();
} }
void call_concrete_func_linear(AbstractC x) { void call_concrete_func_linear_FP(AbstractC x) {
int[] a = x.abstract_func(); int[] a = x.abstract_func();
for (int i = 0; i < a.length; i++) {} for (int i = 0; i < a.length; i++) {}
} }

48
infer/tests/codetoanalyze/java/performance/issues.exp
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@ -134,30 +134,20 @@ codetoanalyze/java/performance/Invariant.java, Invariant.x_is_invariant_ok(int):
codetoanalyze/java/performance/IteratorTest.java, IteratorTest$Color.<clinit>():void, -1, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 4, O(1), degree = 0] codetoanalyze/java/performance/IteratorTest.java, IteratorTest$Color.<clinit>():void, -1, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 4, O(1), degree = 0]
codetoanalyze/java/performance/IteratorTest.java, IteratorTest.appendTo(java.util.Iterator):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 1 + 10 ⋅ parts.length + 3 ⋅ (parts.length + 1), O(parts.length), degree = 1,{parts.length + 1},Loop at line 12,{parts.length},Loop at line 12] codetoanalyze/java/performance/IteratorTest.java, IteratorTest.appendTo(java.util.Iterator):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 1 + 10 ⋅ parts.length + 3 ⋅ (parts.length + 1), O(parts.length), degree = 1,{parts.length + 1},Loop at line 12,{parts.length},Loop at line 12]
codetoanalyze/java/performance/IteratorTest.java, IteratorTest.linearIterable(java.lang.Iterable):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 9 + 10 ⋅ elements.length + 3 ⋅ (elements.length + 1), O(elements.length), degree = 1,{elements.length + 1},call to void IteratorTest.appendTo(Iterator),Loop at line 12,{elements.length},call to void IteratorTest.appendTo(Iterator),Loop at line 12] codetoanalyze/java/performance/IteratorTest.java, IteratorTest.linearIterable(java.lang.Iterable):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 9 + 10 ⋅ elements.length + 3 ⋅ (elements.length + 1), O(elements.length), degree = 1,{elements.length + 1},call to void IteratorTest.appendTo(Iterator),Loop at line 12,{elements.length},call to void IteratorTest.appendTo(Iterator),Loop at line 12]
codetoanalyze/java/performance/JsonArray.java, libraries.marauder.analytics.utils.json.JsonArray.addStringEntry(java.lang.String):void, 3, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost value.toCharArray().length.ub, O(value.toCharArray().length.ub), degree = 1,{value.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonArray.java, libraries.marauder.analytics.utils.json.JsonArray.addStringEntry(java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonArray.java, libraries.marauder.analytics.utils.json.JsonArray.addStringEntry(java.lang.String):void, 3, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 45 + 65 ⋅ value.toCharArray().length.ub, O(value.toCharArray().length.ub), degree = 1,{value.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,boolean):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonMap.addKeyToMap(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,boolean):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,double):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonMap.addKeyToMap(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,boolean):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 52 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.Object):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonMap.addKeyToMap(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,double):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,double):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 52 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,libraries.marauder.analytics.utils.json.JsonType):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonMap.addKeyToMap(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.Object):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,long):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonMap.addKeyToMap(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.Object):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 52 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addKeyToMap(java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.String):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonString.java, libraries.marauder.analytics.utils.json.JsonString.<init>(java.lang.String), 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to StringBuilder JsonUtils.serialize(String),Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,java.lang.String):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 52 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.escape(java.lang.StringBuilder,java.lang.String):void, 0, BUFFER_OVERRUN_U5, no_bucket, ERROR, [<Offset trace>,Assignment,<Length trace>,Unknown value from: char[] String.toCharArray(),Array access: Offset: [-oo, +oo] (⇐ [-oo, +oo] + [0, +oo]) Size: [0, +oo]]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,libraries.marauder.analytics.utils.json.JsonType):void, 4, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.escape(java.lang.StringBuilder,java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,libraries.marauder.analytics.utils.json.JsonType):void, 4, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 79 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.escape(java.lang.StringBuilder,java.lang.String):void, 0, INTEGER_OVERFLOW_L5, no_bucket, ERROR, [<LHS trace>,Assignment,Binary operation: ([0, +oo] + 1):signed32]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,long):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.String):java.lang.StringBuilder, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonUtils.serialize(StringBuilder,String),Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addEntry(java.lang.String,long):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 52 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonMap.addKeyToMap(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13] codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.StringBuilder,java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void JsonUtils.escape(StringBuilder,String),Unbounded loop,Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addKeyToMap(java.lang.String):void, 4, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonMap.java, libraries.marauder.analytics.utils.json.JsonMap.addKeyToMap(java.lang.String):void, 4, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 45 + 65 ⋅ key.toCharArray().length.ub, O(key.toCharArray().length.ub), degree = 1,{key.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonString.java, libraries.marauder.analytics.utils.json.JsonString.<init>(java.lang.String), 1, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 1 + input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to StringBuilder JsonUtils.serialize(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonString.java, libraries.marauder.analytics.utils.json.JsonString.<init>(java.lang.String), 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 39 + 65 ⋅ input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to StringBuilder JsonUtils.serialize(String),call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.escape(java.lang.StringBuilder,java.lang.String):void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.escape(java.lang.StringBuilder,java.lang.String):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 8 + 65 ⋅ input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.String):java.lang.StringBuilder, 1, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 1 + input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.String):java.lang.StringBuilder, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 33 + 65 ⋅ input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to void JsonUtils.serialize(StringBuilder,String),call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.StringBuilder,java.lang.String):void, 4, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/JsonUtils.java, libraries.marauder.analytics.utils.json.JsonUtils.serialize(java.lang.StringBuilder,java.lang.String):void, 4, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 24 + 65 ⋅ input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},call to void JsonUtils.escape(StringBuilder,String),Loop at line 13]
codetoanalyze/java/performance/ListTest.java, ListTest.asList_linear(java.lang.String[]):void, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 7 + 8 ⋅ array.length + 3 ⋅ (array.length + 1), O(array.length), degree = 1,{array.length + 1},Loop at line 42,{array.length},Loop at line 42] codetoanalyze/java/performance/ListTest.java, ListTest.asList_linear(java.lang.String[]):void, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 7 + 8 ⋅ array.length + 3 ⋅ (array.length + 1), O(array.length), degree = 1,{array.length + 1},Loop at line 42,{array.length},Loop at line 42]
codetoanalyze/java/performance/ListTest.java, ListTest.call_iterate_elements_linear(java.util.List,java.util.List):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 26 + 5 ⋅ (l2.length + l1.length) + 3 ⋅ (l2.length + l1.length + 1), O((l2.length + l1.length)), degree = 1,{l2.length + l1.length + 1},call to void ListTest.iterate_elements_linear(List),Loop at line 59,{l2.length + l1.length},call to void ListTest.iterate_elements_linear(List),Loop at line 59] codetoanalyze/java/performance/ListTest.java, ListTest.call_iterate_elements_linear(java.util.List,java.util.List):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 26 + 5 ⋅ (l2.length + l1.length) + 3 ⋅ (l2.length + l1.length + 1), O((l2.length + l1.length)), degree = 1,{l2.length + l1.length + 1},call to void ListTest.iterate_elements_linear(List),Loop at line 59,{l2.length + l1.length},call to void ListTest.iterate_elements_linear(List),Loop at line 59]
codetoanalyze/java/performance/ListTest.java, ListTest.indexOfImpl_linear(java.util.List,java.lang.Object):int, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 4 + 11 ⋅ list.length + 3 ⋅ (list.length + 1), O(list.length), degree = 1,{list.length + 1},Loop at line 18,{list.length},Loop at line 18] codetoanalyze/java/performance/ListTest.java, ListTest.indexOfImpl_linear(java.util.List,java.lang.Object):int, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 4 + 11 ⋅ list.length + 3 ⋅ (list.length + 1), O(list.length), degree = 1,{list.length + 1},Loop at line 18,{list.length},Loop at line 18]
@ -218,14 +208,18 @@ codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checker
codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$Annotations.onBindMethod_linear(int):void, 0, EXPENSIVE_EXECUTION_TIME_UI_THREAD, no_bucket, ERROR, [with estimated cost 8 + 5 ⋅ x, O(x), degree = 1,{x},call to void UIAnnotationTest$Annotations.loop_linear(int),Loop at line 84] codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$Annotations.onBindMethod_linear(int):void, 0, EXPENSIVE_EXECUTION_TIME_UI_THREAD, no_bucket, ERROR, [with estimated cost 8 + 5 ⋅ x, O(x), degree = 1,{x},call to void UIAnnotationTest$Annotations.loop_linear(int),Loop at line 84]
codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$Annotations.onClick_linear(int):void, 0, EXPENSIVE_EXECUTION_TIME_UI_THREAD, no_bucket, ERROR, [with estimated cost 2 + 5 ⋅ x, O(x), degree = 1,{x},Loop at line 90] codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$Annotations.onClick_linear(int):void, 0, EXPENSIVE_EXECUTION_TIME_UI_THREAD, no_bucket, ERROR, [with estimated cost 2 + 5 ⋅ x, O(x), degree = 1,{x},Loop at line 90]
codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$WeirdAnnotation.foo_linear():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 2 + 6 ⋅ this.f, O(this.f), degree = 1,{this.f},Loop at line 68] codetoanalyze/java/performance/UIAnnotationTest.java, codetoanalyze.java.checkers.UIAnnotationTest$WeirdAnnotation.foo_linear():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 2 + 6 ⋅ this.f, O(this.f), degree = 1,{this.f},Loop at line 68]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_concrete_func_linear(UnknownCallsTest$AbstractC):void, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 5 + 6 ⋅ x.abstract_func().length.ub, O(x.abstract_func().length.ub), degree = 1,{x.abstract_func().length.ub},Loop at line 94] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_concrete_func_linear_FP(UnknownCallsTest$AbstractC):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Unbounded loop,Loop at line 94]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_loop_over_charArray(java.lang.StringBuilder,java.lang.String):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 14 + 12 ⋅ in.toCharArray().length.ub, O(in.toCharArray().length.ub), degree = 1,{in.toCharArray().length.ub},call to void UnknownCallsTest.loop_over_charArray(StringBuilder,String),Loop at line 51] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_concrete_func_linear_FP(UnknownCallsTest$AbstractC):void, 1, BUFFER_OVERRUN_U5, no_bucket, ERROR, [<Length trace>,Unknown value from: int[] UnknownCallsTest$AbstractC.abstract_func(),Assignment,Array access: Offset: [-oo, +oo] Size: [0, +oo]]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_concrete_func_linear_FP(UnknownCallsTest$AbstractC):void, 1, INTEGER_OVERFLOW_U5, no_bucket, ERROR, [<LHS trace>,Unknown value from: int[] UnknownCallsTest$AbstractC.abstract_func(),Binary operation: ([0, +oo] + 1):signed32]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_loop_over_charArray_FP(java.lang.StringBuilder,java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Call to void UnknownCallsTest.loop_over_charArray_FP(StringBuilder,String),Unbounded loop,Loop at line 51]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_may_throw_exception_constant():void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 11, O(1), degree = 0] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_may_throw_exception_constant():void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost 11, O(1), degree = 0]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_may_throw_exception_constant():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 217, O(1), degree = 0] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_may_throw_exception_constant():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 217, O(1), degree = 0]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_throw_exception_linear():void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost (1+max(0, UnknownCallsTest.throw_exception().ub)), O(UnknownCallsTest.throw_exception().ub), degree = 1,{1+max(0, UnknownCallsTest.throw_exception().ub)},Loop at line 71] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_throw_exception_linear():void, 0, EXPENSIVE_ALLOCATION, no_bucket, ERROR, [with estimated cost (1+max(0, UnknownCallsTest.throw_exception().ub)), O(UnknownCallsTest.throw_exception().ub), degree = 1,{1+max(0, UnknownCallsTest.throw_exception().ub)},Loop at line 71]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_throw_exception_linear():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 2 + 5 ⋅ UnknownCallsTest.throw_exception().ub + 8 ⋅ (1+max(0, UnknownCallsTest.throw_exception().ub)), O(UnknownCallsTest.throw_exception().ub), degree = 1,{1+max(0, UnknownCallsTest.throw_exception().ub)},Loop at line 71,{UnknownCallsTest.throw_exception().ub},Loop at line 71] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.call_throw_exception_linear():void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 2 + 5 ⋅ UnknownCallsTest.throw_exception().ub + 8 ⋅ (1+max(0, UnknownCallsTest.throw_exception().ub)), O(UnknownCallsTest.throw_exception().ub), degree = 1,{1+max(0, UnknownCallsTest.throw_exception().ub)},Loop at line 71,{UnknownCallsTest.throw_exception().ub},Loop at line 71]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.jsonArray_linear(org.json.JSONArray):void, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 5 + 5 ⋅ jsonArray.length, O(jsonArray.length), degree = 1,{jsonArray.length},Loop at line 18] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.jsonArray_linear(org.json.JSONArray):void, 1, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 5 + 5 ⋅ jsonArray.length, O(jsonArray.length), degree = 1,{jsonArray.length},Loop at line 18]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.loop_over_charArray(java.lang.StringBuilder,java.lang.String):void, 0, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 8 + 12 ⋅ input.toCharArray().length.ub, O(input.toCharArray().length.ub), degree = 1,{input.toCharArray().length.ub},Loop at line 51] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.loop_over_charArray_FP(java.lang.StringBuilder,java.lang.String):void, 0, BUFFER_OVERRUN_U5, no_bucket, ERROR, [<Offset trace>,Assignment,<Length trace>,Unknown value from: char[] String.toCharArray(),Array access: Offset: [-oo, +oo] (⇐ [-oo, +oo] + [0, +oo]) Size: [0, +oo]]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.loop_over_charArray_FP(java.lang.StringBuilder,java.lang.String):void, 0, INFINITE_EXECUTION_TIME, no_bucket, ERROR, [Unbounded loop,Loop at line 51]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.loop_over_charArray_FP(java.lang.StringBuilder,java.lang.String):void, 0, INTEGER_OVERFLOW_L5, no_bucket, ERROR, [<LHS trace>,Assignment,Binary operation: ([0, +oo] + 1):signed32]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.may_throw_exception():int, 1, UNREACHABLE_CODE, no_bucket, ERROR, [Here] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.may_throw_exception():int, 1, UNREACHABLE_CODE, no_bucket, ERROR, [Here]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.read_max_cost(java.io.InputStream,byte[],int,int,java.util.ArrayList):int, 5, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 21 + 5 ⋅ (byteCount + 1), O(byteCount), degree = 1,{byteCount + 1},Loop at line 46] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.read_max_cost(java.io.InputStream,byte[],int,int,java.util.ArrayList):int, 5, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 21 + 5 ⋅ (byteCount + 1), O(byteCount), degree = 1,{byteCount + 1},Loop at line 46]
codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.read_sum_cost(java.io.InputStream,byte[],int,int,java.util.ArrayList):int, 3, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 15 + 6 ⋅ 2⋅byteCount, O(2⋅byteCount), degree = 1,{2⋅byteCount},Loop at line 33] codetoanalyze/java/performance/UnknownCallsTest.java, UnknownCallsTest.read_sum_cost(java.io.InputStream,byte[],int,int,java.util.ArrayList):int, 3, EXPENSIVE_EXECUTION_TIME, no_bucket, ERROR, [with estimated cost 15 + 6 ⋅ 2⋅byteCount, O(2⋅byteCount), degree = 1,{2⋅byteCount},Loop at line 33]

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