java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-17 22:22:22,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 22:22:22,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 22:22:22,688 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 22:22:22,689 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 22:22:22,690 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 22:22:22,691 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 22:22:22,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 22:22:22,694 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 22:22:22,695 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 22:22:22,696 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 22:22:22,696 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 22:22:22,697 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 22:22:22,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 22:22:22,699 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 22:22:22,700 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 22:22:22,701 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 22:22:22,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 22:22:22,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 22:22:22,706 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 22:22:22,707 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 22:22:22,708 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 22:22:22,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 22:22:22,710 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 22:22:22,711 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 22:22:22,712 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 22:22:22,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 22:22:22,713 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 22:22:22,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 22:22:22,714 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 22:22:22,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 22:22:22,716 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 22:22:22,717 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 22:22:22,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 22:22:22,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 22:22:22,718 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 22:22:22,718 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 22:22:22,719 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 22:22:22,719 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 22:22:22,720 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-17 22:22:22,734 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 22:22:22,734 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 22:22:22,735 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 22:22:22,736 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 22:22:22,736 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 22:22:22,736 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 22:22:22,736 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 22:22:22,737 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 22:22:22,738 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 22:22:22,738 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 22:22:22,738 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 22:22:22,738 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 22:22:22,738 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 22:22:22,739 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 22:22:22,739 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 22:22:22,739 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 22:22:22,739 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 22:22:22,739 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 22:22:22,739 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 22:22:22,740 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 22:22:22,740 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 22:22:22,740 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 22:22:22,740 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 22:22:22,740 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 22:22:22,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 22:22:22,782 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 22:22:22,785 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 22:22:22,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 22:22:22,787 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 22:22:22,788 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2019-03-17 22:22:22,842 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c665d744/fbccd7c679b54d258d4f8f6042590e58/FLAGd0f391189 [2019-03-17 22:22:23,556 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 22:22:23,557 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2019-03-17 22:22:23,594 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c665d744/fbccd7c679b54d258d4f8f6042590e58/FLAGd0f391189 [2019-03-17 22:22:23,619 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c665d744/fbccd7c679b54d258d4f8f6042590e58 [2019-03-17 22:22:23,629 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 22:22:23,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 22:22:23,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 22:22:23,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 22:22:23,636 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 22:22:23,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:22:23" (1/1) ... [2019-03-17 22:22:23,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e01dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:23, skipping insertion in model container [2019-03-17 22:22:23,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:22:23" (1/1) ... [2019-03-17 22:22:23,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 22:22:23,836 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 22:22:25,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 22:22:25,654 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 22:22:26,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 22:22:27,000 INFO L195 MainTranslator]: Completed translation [2019-03-17 22:22:27,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27 WrapperNode [2019-03-17 22:22:27,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 22:22:27,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 22:22:27,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 22:22:27,003 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 22:22:27,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:27,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:30,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 22:22:30,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 22:22:30,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 22:22:30,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 22:22:30,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:30,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:33,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:33,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:34,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:34,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:34,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... [2019-03-17 22:22:35,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 22:22:35,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 22:22:35,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 22:22:35,343 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 22:22:35,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:22:27" (1/1) ... No working directory specified, using /storage/repos/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 [2019-03-17 22:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_U32 [2019-03-17 22:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 22:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_S8 [2019-03-17 22:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-03-17 22:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-03-17 22:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-03-17 22:22:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 22:22:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 22:22:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start Received shutdown request... [2019-03-17 22:23:16,781 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder. Reason: Timeout or Toolchain cancelled by user [2019-03-17 22:23:16,783 INFO L168 Benchmark]: Toolchain (without parser) took 53153.98 ms. Allocated memory was 115.9 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 46.1 MB in the beginning and 728.8 MB in the end (delta: -682.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2019-03-17 22:23:16,786 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 115.9 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2019-03-17 22:23:16,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3369.51 ms. Allocated memory was 115.9 MB in the beginning and 323.0 MB in the end (delta: 207.1 MB). Free memory was 45.9 MB in the beginning and 87.5 MB in the end (delta: -41.6 MB). Peak memory consumption was 182.9 MB. Max. memory is 3.6 GB. [2019-03-17 22:23:16,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 3486.02 ms. Allocated memory was 323.0 MB in the beginning and 632.3 MB in the end (delta: 309.3 MB). Free memory was 87.5 MB in the beginning and 141.4 MB in the end (delta: -54.0 MB). Peak memory consumption was 255.4 MB. Max. memory is 3.6 GB. [2019-03-17 22:23:16,793 INFO L168 Benchmark]: Boogie Preprocessor took 4853.40 ms. Allocated memory was 632.3 MB in the beginning and 872.4 MB in the end (delta: 240.1 MB). Free memory was 141.4 MB in the beginning and 293.2 MB in the end (delta: -151.8 MB). Peak memory consumption was 199.3 MB. Max. memory is 3.6 GB. [2019-03-17 22:23:16,794 INFO L168 Benchmark]: RCFGBuilder took 41440.35 ms. Allocated memory was 872.4 MB in the beginning and 1.3 GB in the end (delta: 472.4 MB). Free memory was 293.2 MB in the beginning and 728.8 MB in the end (delta: -435.6 MB). Peak memory consumption was 531.0 MB. Max. memory is 3.6 GB. [2019-03-17 22:23:16,802 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 115.9 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * CACSL2BoogieTranslator took 3369.51 ms. Allocated memory was 115.9 MB in the beginning and 323.0 MB in the end (delta: 207.1 MB). Free memory was 45.9 MB in the beginning and 87.5 MB in the end (delta: -41.6 MB). Peak memory consumption was 182.9 MB. Max. memory is 3.6 GB. * Boogie Procedure Inliner took 3486.02 ms. Allocated memory was 323.0 MB in the beginning and 632.3 MB in the end (delta: 309.3 MB). Free memory was 87.5 MB in the beginning and 141.4 MB in the end (delta: -54.0 MB). Peak memory consumption was 255.4 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 4853.40 ms. Allocated memory was 632.3 MB in the beginning and 872.4 MB in the end (delta: 240.1 MB). Free memory was 141.4 MB in the beginning and 293.2 MB in the end (delta: -151.8 MB). Peak memory consumption was 199.3 MB. Max. memory is 3.6 GB. * RCFGBuilder took 41440.35 ms. Allocated memory was 872.4 MB in the beginning and 1.3 GB in the end (delta: 472.4 MB). Free memory was 293.2 MB in the beginning and 728.8 MB in the end (delta: -435.6 MB). Peak memory consumption was 531.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder) Toolchain cancelled while XnfDer was eliminating 2 quantified variables from 1 xjuncts. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown