java -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c0429a7 [2018-09-07 17:30:45,840 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-07 17:30:45,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-07 17:30:45,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-07 17:30:45,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-07 17:30:45,870 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-07 17:30:45,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-07 17:30:45,879 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-07 17:30:45,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-07 17:30:45,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-07 17:30:45,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-07 17:30:45,903 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-07 17:30:45,904 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-07 17:30:45,904 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-07 17:30:45,908 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-07 17:30:45,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-07 17:30:45,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-07 17:30:45,917 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-07 17:30:45,930 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-07 17:30:45,931 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-07 17:30:45,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-07 17:30:45,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-07 17:30:45,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-07 17:30:45,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-07 17:30:45,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-07 17:30:45,957 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-07 17:30:45,958 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-07 17:30:45,958 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-07 17:30:45,993 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-07 17:30:45,994 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-07 17:30:45,997 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-07 17:30:45,997 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-07 17:30:45,997 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-07 17:30:45,998 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-07 17:30:45,998 INFO L133 SettingsManager]: * Use SBE=true [2018-09-07 17:30:45,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-07 17:30:45,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-07 17:30:45,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-07 17:30:46,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-07 17:30:46,002 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-07 17:30:46,003 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-07 17:30:46,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-07 17:30:46,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-07 17:30:46,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-07 17:30:46,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-07 17:30:46,004 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-07 17:30:46,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-07 17:30:46,004 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-07 17:30:46,011 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-07 17:30:46,011 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-07 17:30:46,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-07 17:30:46,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-07 17:30:46,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-07 17:30:46,124 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-07 17:30:46,126 INFO L276 PluginConnector]: CDTParser initialized [2018-09-07 17:30:46,126 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M1.c [2018-09-07 17:30:46,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570bb7f02/b1e393bccd6c43cfaf06a6ede619e303/FLAGc4aa8c490 [2018-09-07 17:30:47,202 INFO L276 CDTParser]: Found 1 translation units. [2018-09-07 17:30:47,204 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M1.c [2018-09-07 17:30:47,256 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570bb7f02/b1e393bccd6c43cfaf06a6ede619e303/FLAGc4aa8c490 [2018-09-07 17:30:47,287 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570bb7f02/b1e393bccd6c43cfaf06a6ede619e303 [2018-09-07 17:30:47,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-07 17:30:47,311 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-07 17:30:47,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-07 17:30:47,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-07 17:30:47,326 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-07 17:30:47,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 05:30:47" (1/1) ... [2018-09-07 17:30:47,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ba1a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:47, skipping insertion in model container [2018-09-07 17:30:47,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 05:30:47" (1/1) ... [2018-09-07 17:30:47,732 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-07 17:30:48,517 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 17:30:48,582 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-07 17:30:48,946 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 17:30:49,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49 WrapperNode [2018-09-07 17:30:49,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-07 17:30:49,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-07 17:30:49,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-07 17:30:49,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-07 17:30:49,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:30:49" (1/1) ... [2018-09-07 17:30:49,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-07 17:30:49,517 INFO L168 Benchmark]: Toolchain (without parser) took 2209.81 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -30.7 MB). Peak memory consumption was 137.3 MB. Max. memory is 1.9 GB. [2018-09-07 17:30:49,522 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-07 17:30:49,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1773.00 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. [2018-09-07 17:30:49,523 INFO L168 Benchmark]: Boogie Preprocessor took 424.60 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -148.1 MB). Peak memory consumption was 20.0 MB. Max. memory is 1.9 GB. [2018-09-07 17:30:49,531 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1773.00 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 424.60 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -148.1 MB). Peak memory consumption was 20.0 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...