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/IcfgTransformerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a [2018-01-30 03:42:42,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-30 03:42:42,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-30 03:42:42,082 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-30 03:42:42,083 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-30 03:42:42,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-30 03:42:42,085 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-30 03:42:42,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-30 03:42:42,088 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-30 03:42:42,088 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-30 03:42:42,089 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-30 03:42:42,089 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-30 03:42:42,090 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-30 03:42:42,091 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-30 03:42:42,092 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-30 03:42:42,094 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-30 03:42:42,096 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-30 03:42:42,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-30 03:42:42,099 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-30 03:42:42,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-30 03:42:42,103 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-30 03:42:42,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-30 03:42:42,103 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-30 03:42:42,104 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-30 03:42:42,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-30 03:42:42,106 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-30 03:42:42,107 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-30 03:42:42,107 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-30 03:42:42,107 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-30 03:42:42,108 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-30 03:42:42,108 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-30 03:42:42,109 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 [2018-01-30 03:42:42,118 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-30 03:42:42,118 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-30 03:42:42,119 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-30 03:42:42,119 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-30 03:42:42,120 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-30 03:42:42,120 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-30 03:42:42,120 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-30 03:42:42,121 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-30 03:42:42,121 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-30 03:42:42,121 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-30 03:42:42,121 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-30 03:42:42,121 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-30 03:42:42,122 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-30 03:42:42,122 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-30 03:42:42,122 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-30 03:42:42,122 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-30 03:42:42,122 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-30 03:42:42,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-30 03:42:42,123 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-30 03:42:42,123 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-30 03:42:42,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-30 03:42:42,123 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-30 03:42:42,124 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-30 03:42:42,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-30 03:42:42,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-30 03:42:42,124 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-30 03:42:42,125 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-30 03:42:42,126 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-30 03:42:42,127 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-30 03:42:42,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-30 03:42:42,174 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-30 03:42:42,178 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-30 03:42:42,180 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-30 03:42:42,180 INFO L276 PluginConnector]: CDTParser initialized [2018-01-30 03:42:42,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-01-30 03:42:42,330 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-30 03:42:42,340 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-30 03:42:42,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-30 03:42:42,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-30 03:42:42,349 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-30 03:42:42,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203db2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42, skipping insertion in model container [2018-01-30 03:42:42,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,373 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 03:42:42,391 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 03:42:42,527 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 03:42:42,543 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 03:42:42,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42 WrapperNode [2018-01-30 03:42:42,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-30 03:42:42,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-30 03:42:42,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-30 03:42:42,550 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-30 03:42:42,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-30 03:42:42,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-30 03:42:42,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-30 03:42:42,579 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-30 03:42:42,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 03:42:42" (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 [2018-01-30 03:42:42,629 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-30 03:42:42,629 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-30 03:42:42,629 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncat [2018-01-30 03:42:42,629 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-30 03:42:42,629 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-30 03:42:42,629 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncat [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-30 03:42:42,630 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-30 03:42:42,858 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-30 03:42:42,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 03:42:42 BoogieIcfgContainer [2018-01-30 03:42:42,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-30 03:42:42,859 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-30 03:42:42,859 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-30 03:42:42,860 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-30 03:42:42,863 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 03:42:42" (1/1) ... [2018-01-30 03:42:42,870 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-30 03:42:42,870 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-01-30 03:42:42,871 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-30 03:42:42,910 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 5 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-30 03:42:43,040 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-30 03:42:43,097 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-30 03:45:16,610 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-30 03:45:16,611 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation. Reason: Timeout or Toolchain cancelled by user [2018-01-30 03:45:16,612 INFO L168 Benchmark]: Toolchain (without parser) took 154282.09 ms. Allocated memory was 304.6 MB in the beginning and 1.0 GB in the end (delta: 723.5 MB). Free memory was 265.6 MB in the beginning and 147.6 MB in the end (delta: 118.0 MB). Peak memory consumption was 841.5 MB. Max. memory is 5.3 GB. [2018-01-30 03:45:16,614 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 304.6 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 03:45:16,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.08 ms. Allocated memory is still 304.6 MB. Free memory was 265.6 MB in the beginning and 256.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 5.3 GB. [2018-01-30 03:45:16,614 INFO L168 Benchmark]: Boogie Preprocessor took 28.52 ms. Allocated memory is still 304.6 MB. Free memory was 256.5 MB in the beginning and 255.6 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-01-30 03:45:16,615 INFO L168 Benchmark]: RCFGBuilder took 279.72 ms. Allocated memory is still 304.6 MB. Free memory was 255.6 MB in the beginning and 236.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 5.3 GB. [2018-01-30 03:45:16,615 INFO L168 Benchmark]: IcfgTransformer took 153752.83 ms. Allocated memory was 304.6 MB in the beginning and 1.0 GB in the end (delta: 723.5 MB). Free memory was 236.6 MB in the beginning and 147.6 MB in the end (delta: 89.0 MB). Peak memory consumption was 812.5 MB. Max. memory is 5.3 GB. [2018-01-30 03:45:16,616 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 304.6 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 209.08 ms. Allocated memory is still 304.6 MB. Free memory was 265.6 MB in the beginning and 256.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.52 ms. Allocated memory is still 304.6 MB. Free memory was 256.5 MB in the beginning and 255.6 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 279.72 ms. Allocated memory is still 304.6 MB. Free memory was 255.6 MB in the beginning and 236.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 5.3 GB. * IcfgTransformer took 153752.83 ms. Allocated memory was 304.6 MB in the beginning and 1.0 GB in the end (delta: 723.5 MB). Free memory was 236.6 MB in the beginning and 147.6 MB in the end (delta: 89.0 MB). Peak memory consumption was 812.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation) Toolchain cancelled while FixpointEngine was executing abstract interpretation. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncat_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_IcfgTransformerC.xml/Csv-Benchmark-0-2018-01-30_03-45-16-623.csv Completed graceful shutdown