java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_3_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5f7ec6e [2018-01-31 09:49:39,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 09:49:39,850 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 09:49:39,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 09:49:39,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 09:49:39,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 09:49:39,875 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 09:49:39,877 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 09:49:39,879 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 09:49:39,880 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 09:49:39,881 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 09:49:39,888 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 09:49:39,889 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 09:49:39,890 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 09:49:39,891 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 09:49:39,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 09:49:39,899 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 09:49:39,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 09:49:39,902 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 09:49:39,903 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 09:49:39,910 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 09:49:39,910 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 09:49:39,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 09:49:39,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 09:49:39,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 09:49:39,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 09:49:39,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 09:49:39,914 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 09:49:39,915 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 09:49:39,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 09:49:39,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 09:49:39,916 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf [2018-01-31 09:49:39,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 09:49:39,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 09:49:39,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 09:49:39,934 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 09:49:39,934 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 09:49:39,934 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 09:49:39,934 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 09:49:39,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 09:49:39,936 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 09:49:39,936 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 09:49:39,936 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 09:49:39,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 09:49:39,937 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 09:49:39,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 09:49:39,938 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-31 09:49:39,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 09:49:39,938 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 09:49:39,938 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 09:49:39,938 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 09:49:39,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 09:49:39,939 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 09:49:39,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 09:49:39,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 09:49:39,941 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 09:49:39,941 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 09:49:39,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 09:49:39,941 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 09:49:39,942 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 09:49:39,942 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 09:49:39,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 09:49:40,009 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 09:49:40,014 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 09:49:40,015 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 09:49:40,016 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 09:49:40,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_3_false-valid-memtrack.i [2018-01-31 09:49:40,243 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 09:49:40,252 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-31 09:49:40,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 09:49:40,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 09:49:40,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 09:49:40,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50190412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40, skipping insertion in model container [2018-01-31 09:49:40,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,283 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:49:40,365 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:49:40,548 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:49:40,587 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:49:40,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40 WrapperNode [2018-01-31 09:49:40,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 09:49:40,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 09:49:40,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 09:49:40,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 09:49:40,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... [2018-01-31 09:49:40,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 09:49:40,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 09:49:40,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 09:49:40,645 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 09:49:40,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 09:49:40,721 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 09:49:40,722 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 09:49:40,722 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-31 09:49:40,722 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_17 [2018-01-31 09:49:40,722 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-31 09:49:40,722 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 09:49:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-31 09:49:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-31 09:49:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-31 09:49:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_17 [2018-01-31 09:49:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-31 09:49:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 09:49:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 09:49:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 09:49:41,284 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 09:49:41,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:49:41 BoogieIcfgContainer [2018-01-31 09:49:41,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 09:49:41,285 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-31 09:49:41,285 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-31 09:49:41,286 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-31 09:49:41,291 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:49:41" (1/1) ... [2018-01-31 09:49:41,301 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-31 09:49:41,302 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-31 09:49:41,305 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-31 09:49:41,369 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 10 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-31 09:49:41,425 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-31 09:49:41,504 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 09:51:41,975 INFO L314 AbstractInterpreter]: Visited 97 different actions 1029 times. Merged at 61 different actions 568 times. Widened at 1 different actions 4 times. Found 107 fixpoints after 22 different actions. Largest state had 61 variables. [2018-01-31 09:51:41,979 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-31 09:51:41,993 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 4 [2018-01-31 09:51:41,998 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 4 [2018-01-31 09:51:41,999 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-31 09:51:41,999 INFO L242 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [2018-01-31 09:51:41,999 INFO L244 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_$Pointer$.base_6| v_alloc_17_~array.base_5), at (SUMMARY for call write~$Pointer$(~p~7.base, ~p~7.offset, ~array.base, ~array.offset + ~i~7 * 4, 4); srcloc: L1446)) ((select (select |v_#memory_$Pointer$.offset_7| v_alloc_17_~array.base_8) (+ v_alloc_17_~array.offset_6 (* 4 v_alloc_17_~j~7_9))), at (SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~array.base, ~array.offset + ~j~7 * 4, 4); srcloc: L1451)) ((select (select |v_#memory_$Pointer$.base_7| v_alloc_17_~array.base_8) (+ v_alloc_17_~array.offset_6 (* 4 v_alloc_17_~j~7_9))), at (SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~array.base, ~array.offset + ~j~7 * 4, 4); srcloc: L1451)) ((select |v_#memory_$Pointer$.offset_4| v_alloc_17_~array.base_1), at (SUMMARY for call write~$Pointer$(0, 0, ~array.base, ~array.offset + ~j~7 * 4, 4); srcloc: L1452)) ((select |v_#memory_$Pointer$.base_4| v_alloc_17_~array.base_1), at (SUMMARY for call write~$Pointer$(0, 0, ~array.base, ~array.offset + ~j~7 * 4, 4); srcloc: L1452)) ((select |v_#memory_$Pointer$.offset_6| v_alloc_17_~array.base_5), at (SUMMARY for call write~$Pointer$(~p~7.base, ~p~7.offset, ~array.base, ~array.offset + ~i~7 * 4, 4); srcloc: L1446)) ((select |v_#memory_$Pointer$.offset_11| v_entry_point_~array~10.base_3), at (SUMMARY for call write~$Pointer$(0, 0, ~array~10.base, ~array~10.offset + ~i~10 * 4, 4); srcloc: L1463)) ((select |v_#memory_$Pointer$.base_11| v_entry_point_~array~10.base_3), at (SUMMARY for call write~$Pointer$(0, 0, ~array~10.base, ~array~10.offset + ~i~10 * 4, 4); srcloc: L1463)) [2018-01-31 09:51:42,033 INFO L547 PartitionManager]: partitioning result: [2018-01-31 09:51:42,033 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-31 09:51:42,033 INFO L562 PartitionManager]: at dimension 0 [2018-01-31 09:51:42,033 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-31 09:51:42,034 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:51:42,034 INFO L562 PartitionManager]: at dimension 1 [2018-01-31 09:51:42,035 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-31 09:51:42,035 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:51:42,035 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-31 09:51:42,035 INFO L562 PartitionManager]: at dimension 0 [2018-01-31 09:51:42,036 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-31 09:51:42,036 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:51:42,036 INFO L562 PartitionManager]: at dimension 1 [2018-01-31 09:51:42,036 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-31 09:51:42,036 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:51:42,037 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-31 09:51:42,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:51:42 BasicIcfg [2018-01-31 09:51:42,077 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-31 09:51:42,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-31 09:51:42,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-31 09:51:42,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-31 09:51:42,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 09:49:40" (1/4) ... [2018-01-31 09:51:42,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c371e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:51:42, skipping insertion in model container [2018-01-31 09:51:42,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:49:40" (2/4) ... [2018-01-31 09:51:42,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c371e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:51:42, skipping insertion in model container [2018-01-31 09:51:42,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:49:41" (3/4) ... [2018-01-31 09:51:42,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c371e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:51:42, skipping insertion in model container [2018-01-31 09:51:42,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:51:42" (4/4) ... [2018-01-31 09:51:42,094 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-31 09:51:42,103 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-31 09:51:42,117 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-01-31 09:51:42,156 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-31 09:51:42,156 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-31 09:51:42,157 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-31 09:51:42,157 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-31 09:51:42,157 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-31 09:51:42,157 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-31 09:51:42,157 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-31 09:51:42,157 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-31 09:51:42,158 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-31 09:51:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2018-01-31 09:51:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-31 09:51:42,176 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:51:42,177 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-31 09:51:42,178 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-01-31 09:51:42,182 INFO L82 PathProgramCache]: Analyzing trace with hash 12904655, now seen corresponding path program 1 times [2018-01-31 09:51:42,185 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:51:42,186 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:51:42,233 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:51:42,233 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:51:42,234 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:51:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-31 09:51:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-31 09:51:42,301 INFO L410 BasicCegarLoop]: Counterexample might be feasible [2018-01-31 09:51:42,306 INFO L84 mationBacktranslator]: Skipped ATE [389] [389] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-31 09:51:42,306 INFO L84 mationBacktranslator]: Skipped ATE [395] [395] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-31 09:51:42,306 INFO L84 mationBacktranslator]: Skipped ATE [401] [401] mainENTRY-->mainFINAL: Formula: true InVars {} OutVars{#length=|v_#length_1|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_1|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_1|, #valid=|v_#valid_1|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #valid, #length, #memory_$Pointer$.offset] [2018-01-31 09:51:42,306 INFO L84 mationBacktranslator]: Skipped ATE [409] [409] mainFINAL-->mainErr0EnsuresViolation: Formula: (not (= |v_#valid_4| |old(#valid)|)) InVars {#valid=|v_#valid_4|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_4|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-01-31 09:51:42,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:51:42 BasicIcfg [2018-01-31 09:51:42,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-31 09:51:42,313 INFO L168 Benchmark]: Toolchain (without parser) took 122069.88 ms. Allocated memory was 308.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 267.8 MB in the beginning and 1.2 GB in the end (delta: -976.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 5.3 GB. [2018-01-31 09:51:42,317 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 308.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:51:42,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.17 ms. Allocated memory is still 308.8 MB. Free memory was 267.8 MB in the beginning and 253.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:51:42,317 INFO L168 Benchmark]: Boogie Preprocessor took 45.01 ms. Allocated memory is still 308.8 MB. Free memory was 253.9 MB in the beginning and 251.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:51:42,318 INFO L168 Benchmark]: RCFGBuilder took 639.91 ms. Allocated memory is still 308.8 MB. Free memory was 251.9 MB in the beginning and 231.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 5.3 GB. [2018-01-31 09:51:42,318 INFO L168 Benchmark]: IcfgTransformer took 120791.49 ms. Allocated memory was 308.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 231.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 968.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:51:42,318 INFO L168 Benchmark]: TraceAbstraction took 235.27 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 5.3 GB. [2018-01-31 09:51:42,328 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 308.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 346.17 ms. Allocated memory is still 308.8 MB. Free memory was 267.8 MB in the beginning and 253.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 45.01 ms. Allocated memory is still 308.8 MB. Free memory was 253.9 MB in the beginning and 251.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 639.91 ms. Allocated memory is still 308.8 MB. Free memory was 251.9 MB in the beginning and 231.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 5.3 GB. * IcfgTransformer took 120791.49 ms. Allocated memory was 308.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 231.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 968.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 235.27 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 81 LocStat_MAX_WEQGRAPH_SIZE : 7 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 1134 LocStat_NO_SUPPORTING_DISEQUALITIES : 41 LocStat_NO_DISJUNCTIONS : -162 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 113 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 214 TransStat_NO_SUPPORTING_DISEQUALITIES : 22 TransStat_NO_DISJUNCTIONS : 122 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.090214 RENAME_VARIABLES(MILLISECONDS) : 0.304612 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.050016 PROJECTAWAY(MILLISECONDS) : 0.048369 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.050722 DISJOIN(MILLISECONDS) : 0.741071 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.330510 ADD_EQUALITY(MILLISECONDS) : 0.022005 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.014515 #CONJOIN_DISJUNCTIVE : 1948 #RENAME_VARIABLES : 4683 #UNFREEZE : 0 #CONJOIN : 3145 #PROJECTAWAY : 2971 #ADD_WEAK_EQUALITY : 17 #DISJOIN : 630 #RENAME_VARIABLES_DISJUNCTIVE : 4460 #ADD_EQUALITY : 198 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 19 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.base] : 1 #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.offset] : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 4 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 4 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1471]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1471. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 82 locations, 13 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-31_09-51-42-339.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-31_09-51-42-339.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-31_09-51-42-339.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-31_09-51-42-339.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-31_09-51-42-339.csv Received shutdown request...