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_test7_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5f7ec6e [2018-01-31 09:55:59,057 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 09:55:59,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 09:55:59,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 09:55:59,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 09:55:59,077 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 09:55:59,078 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 09:55:59,080 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 09:55:59,082 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 09:55:59,083 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 09:55:59,084 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 09:55:59,084 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 09:55:59,085 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 09:55:59,086 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 09:55:59,087 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 09:55:59,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 09:55:59,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 09:55:59,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 09:55:59,095 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 09:55:59,096 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 09:55:59,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 09:55:59,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 09:55:59,099 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 09:55:59,100 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 09:55:59,101 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 09:55:59,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 09:55:59,102 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 09:55:59,103 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 09:55:59,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 09:55:59,103 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 09:55:59,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 09:55:59,104 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 09:55:59,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 09:55:59,115 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 09:55:59,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 09:55:59,116 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 09:55:59,116 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 09:55:59,116 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 09:55:59,117 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 09:55:59,117 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 09:55:59,117 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 09:55:59,118 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 09:55:59,118 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 09:55:59,118 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 09:55:59,118 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 09:55:59,119 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-31 09:55:59,119 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-31 09:55:59,119 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-31 09:55:59,119 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 09:55:59,119 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 09:55:59,120 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 09:55:59,120 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-31 09:55:59,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 09:55:59,120 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 09:55:59,121 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 09:55:59,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 09:55:59,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 09:55:59,121 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 09:55:59,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 09:55:59,122 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 09:55:59,122 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 09:55:59,122 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 09:55:59,122 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 09:55:59,123 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 09:55:59,123 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 09:55:59,124 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 09:55:59,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 09:55:59,193 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 09:55:59,198 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 09:55:59,200 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 09:55:59,200 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 09:55:59,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test7_false-valid-memtrack_true-termination.i [2018-01-31 09:55:59,426 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 09:55:59,434 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-31 09:55:59,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 09:55:59,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 09:55:59,443 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 09:55:59,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2403e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59, skipping insertion in model container [2018-01-31 09:55:59,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,466 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:55:59,553 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:55:59,723 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:55:59,751 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:55:59,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59 WrapperNode [2018-01-31 09:55:59,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 09:55:59,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 09:55:59,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 09:55:59,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 09:55:59,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (1/1) ... [2018-01-31 09:55:59,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 09:55:59,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 09:55:59,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 09:55:59,820 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 09:55:59,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (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 09:55:59,893 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 09:55:59,894 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 09:55:59,894 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-31 09:55:59,895 INFO L136 BoogieDeclarations]: Found implementation of procedure f6 [2018-01-31 09:55:59,895 INFO L136 BoogieDeclarations]: Found implementation of procedure g6 [2018-01-31 09:55:59,895 INFO L136 BoogieDeclarations]: Found implementation of procedure probe1_6 [2018-01-31 09:55:59,896 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_2_6 [2018-01-31 09:55:59,896 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-31 09:55:59,896 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 09:55:59,896 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-31 09:55:59,896 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-31 09:55:59,896 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 09:55:59,897 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-31 09:55:59,898 INFO L128 BoogieDeclarations]: Found specification of procedure f6 [2018-01-31 09:55:59,898 INFO L128 BoogieDeclarations]: Found specification of procedure g6 [2018-01-31 09:55:59,898 INFO L128 BoogieDeclarations]: Found specification of procedure probe1_6 [2018-01-31 09:55:59,901 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_2_6 [2018-01-31 09:55:59,901 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-31 09:55:59,901 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 09:55:59,901 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 09:55:59,901 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 09:56:00,425 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 09:56:00,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:00 BoogieIcfgContainer [2018-01-31 09:56:00,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 09:56:00,426 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-31 09:56:00,426 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-31 09:56:00,427 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-31 09:56:00,430 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:00" (1/1) ... [2018-01-31 09:56:00,442 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-31 09:56:00,443 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-31 09:56:00,443 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-31 09:56:00,488 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 7 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-31 09:56:00,521 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-31 09:56:00,610 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 09:56:05,092 INFO L314 AbstractInterpreter]: Visited 85 different actions 152 times. Merged at 38 different actions 52 times. Never widened. Found 15 fixpoints after 12 different actions. Largest state had 47 variables. [2018-01-31 09:56:05,095 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-31 09:56:05,111 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 1 [2018-01-31 09:56:05,111 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 1 [2018-01-31 09:56:05,112 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-31 09:56:05,112 INFO L242 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [2018-01-31 09:56:05,112 INFO L244 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_$Pointer$.base_8| v_probe1_6_~a.base_1), at (SUMMARY for call write~$Pointer$(~p~9.base, ~p~9.offset, ~a.base, ~a.offset + 0, 4); srcloc: L1453)) ((select |v_#memory_$Pointer$.offset_8| v_probe1_6_~a.base_1), at (SUMMARY for call write~$Pointer$(~p~9.base, ~p~9.offset, ~a.base, ~a.offset + 0, 4); srcloc: L1453)) [2018-01-31 09:56:05,117 INFO L547 PartitionManager]: partitioning result: [2018-01-31 09:56:05,117 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-31 09:56:05,118 INFO L562 PartitionManager]: at dimension 0 [2018-01-31 09:56:05,118 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-31 09:56:05,118 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:56:05,118 INFO L562 PartitionManager]: at dimension 1 [2018-01-31 09:56:05,118 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 0 [2018-01-31 09:56:05,118 INFO L564 PartitionManager]: # location blocks :0 [2018-01-31 09:56:05,119 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-31 09:56:05,119 INFO L562 PartitionManager]: at dimension 0 [2018-01-31 09:56:05,119 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-31 09:56:05,119 INFO L564 PartitionManager]: # location blocks :1 [2018-01-31 09:56:05,119 INFO L562 PartitionManager]: at dimension 1 [2018-01-31 09:56:05,120 INFO L563 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 0 [2018-01-31 09:56:05,120 INFO L564 PartitionManager]: # location blocks :0 [2018-01-31 09:56:05,121 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-31 09:56:05,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:05 BasicIcfg [2018-01-31 09:56:05,144 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-31 09:56:05,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-31 09:56:05,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-31 09:56:05,150 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-31 09:56:05,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 09:55:59" (1/4) ... [2018-01-31 09:56:05,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67925b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:05, skipping insertion in model container [2018-01-31 09:56:05,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:55:59" (2/4) ... [2018-01-31 09:56:05,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67925b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:05, skipping insertion in model container [2018-01-31 09:56:05,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:00" (3/4) ... [2018-01-31 09:56:05,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67925b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:05, skipping insertion in model container [2018-01-31 09:56:05,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:05" (4/4) ... [2018-01-31 09:56:05,154 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-31 09:56:05,251 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-31 09:56:05,259 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-01-31 09:56:05,302 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-31 09:56:05,303 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-31 09:56:05,303 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-31 09:56:05,303 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-31 09:56:05,303 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-31 09:56:05,303 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-31 09:56:05,304 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-31 09:56:05,304 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-31 09:56:05,304 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-31 09:56:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2018-01-31 09:56:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-31 09:56:05,327 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:05,329 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-31 09:56:05,329 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, probe1_6Err1RequiresViolation, probe1_6Err2RequiresViolation, probe1_6Err3RequiresViolation, probe1_6Err0RequiresViolation]=== [2018-01-31 09:56:05,335 INFO L82 PathProgramCache]: Analyzing trace with hash 11427023, now seen corresponding path program 1 times [2018-01-31 09:56:05,337 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:05,338 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:05,399 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:05,399 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:05,400 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-31 09:56:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-31 09:56:05,462 INFO L410 BasicCegarLoop]: Counterexample might be feasible [2018-01-31 09:56:05,467 INFO L84 mationBacktranslator]: Skipped ATE [341] [341] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_9|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-31 09:56:05,467 INFO L84 mationBacktranslator]: Skipped ATE [347] [347] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-31 09:56:05,467 INFO L84 mationBacktranslator]: Skipped ATE [353] [353] 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 09:56:05,467 INFO L84 mationBacktranslator]: Skipped ATE [361] [361] 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 09:56:05,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:05 BasicIcfg [2018-01-31 09:56:05,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-31 09:56:05,478 INFO L168 Benchmark]: Toolchain (without parser) took 6051.85 ms. Allocated memory was 305.1 MB in the beginning and 640.7 MB in the end (delta: 335.5 MB). Free memory was 261.9 MB in the beginning and 610.6 MB in the end (delta: -348.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:05,479 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 305.1 MB. Free memory is still 267.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:05,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.75 ms. Allocated memory is still 305.1 MB. Free memory was 261.9 MB in the beginning and 247.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:05,479 INFO L168 Benchmark]: Boogie Preprocessor took 42.30 ms. Allocated memory is still 305.1 MB. Free memory was 247.9 MB in the beginning and 245.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:05,480 INFO L168 Benchmark]: RCFGBuilder took 606.35 ms. Allocated memory is still 305.1 MB. Free memory was 245.9 MB in the beginning and 227.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:05,481 INFO L168 Benchmark]: IcfgTransformer took 4717.95 ms. Allocated memory was 305.1 MB in the beginning and 568.3 MB in the end (delta: 263.2 MB). Free memory was 227.0 MB in the beginning and 213.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 276.9 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:05,482 INFO L168 Benchmark]: TraceAbstraction took 332.39 ms. Allocated memory was 568.3 MB in the beginning and 640.7 MB in the end (delta: 72.4 MB). Free memory was 213.2 MB in the beginning and 610.6 MB in the end (delta: -397.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:05,483 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 305.1 MB. Free memory is still 267.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 336.75 ms. Allocated memory is still 305.1 MB. Free memory was 261.9 MB in the beginning and 247.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.30 ms. Allocated memory is still 305.1 MB. Free memory was 247.9 MB in the beginning and 245.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 606.35 ms. Allocated memory is still 305.1 MB. Free memory was 245.9 MB in the beginning and 227.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 5.3 GB. * IcfgTransformer took 4717.95 ms. Allocated memory was 305.1 MB in the beginning and 568.3 MB in the end (delta: 263.2 MB). Free memory was 227.0 MB in the beginning and 213.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 276.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 332.39 ms. Allocated memory was 568.3 MB in the beginning and 640.7 MB in the end (delta: 72.4 MB). Free memory was 213.2 MB in the beginning and 610.6 MB in the end (delta: -397.4 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 72 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 940 LocStat_NO_SUPPORTING_DISEQUALITIES : 584 LocStat_NO_DISJUNCTIONS : -144 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 109 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 160 TransStat_NO_SUPPORTING_DISEQUALITIES : 17 TransStat_NO_DISJUNCTIONS : 114 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 5.539399 RENAME_VARIABLES(MILLISECONDS) : 0.015796 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 4.738231 PROJECTAWAY(MILLISECONDS) : 3.714548 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.057830 DISJOIN(MILLISECONDS) : 1.609524 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.031697 ADD_EQUALITY(MILLISECONDS) : 0.027020 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.041497 #CONJOIN_DISJUNCTIVE : 262 #RENAME_VARIABLES : 574 #UNFREEZE : 0 #CONJOIN : 511 #PROJECTAWAY : 447 #ADD_WEAK_EQUALITY : 11 #DISJOIN : 41 #RENAME_VARIABLES_DISJUNCTIVE : 555 #ADD_EQUALITY : 151 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 12 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.base] : 0 #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.offset] : 0 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 0 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 0 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 0 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 0 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 1 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1473]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1473. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 73 locations, 5 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=73occurred 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_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-31_09-56-05-496.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-31_09-56-05-496.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-31_09-56-05-496.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-31_09-56-05-496.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-31_09-56-05-496.csv Received shutdown request...