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/rekh_aso_false-unreach-call.1.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-17 22:19:57,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 22:19:57,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 22:19:57,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 22:19:57,530 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 22:19:57,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 22:19:57,534 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 22:19:57,538 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 22:19:57,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 22:19:57,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 22:19:57,542 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 22:19:57,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 22:19:57,545 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 22:19:57,553 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 22:19:57,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 22:19:57,555 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 22:19:57,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 22:19:57,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 22:19:57,564 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 22:19:57,568 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 22:19:57,570 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 22:19:57,574 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 22:19:57,578 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 22:19:57,578 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 22:19:57,578 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 22:19:57,579 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 22:19:57,579 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 22:19:57,581 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 22:19:57,581 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 22:19:57,582 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 22:19:57,585 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 22:19:57,586 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 22:19:57,587 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 22:19:57,588 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 22:19:57,589 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 22:19:57,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 22:19:57,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 22:19:57,592 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 22:19:57,593 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 22:19:57,593 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 22:19:57,617 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 22:19:57,617 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 22:19:57,619 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 22:19:57,619 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 22:19:57,619 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 22:19:57,619 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 22:19:57,619 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 22:19:57,620 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 22:19:57,620 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 22:19:57,620 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 22:19:57,620 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 22:19:57,620 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 22:19:57,621 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 22:19:57,621 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 22:19:57,621 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 22:19:57,621 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 22:19:57,621 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 22:19:57,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 22:19:57,622 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 22:19:57,622 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 22:19:57,622 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 22:19:57,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 22:19:57,623 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 22:19:57,623 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 22:19:57,623 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 22:19:57,623 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 22:19:57,624 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 22:19:57,624 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 22:19:57,624 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 22:19:57,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 22:19:57,673 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 22:19:57,679 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 22:19:57,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 22:19:57,682 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 22:19:57,682 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekh_aso_false-unreach-call.1.M1.c [2019-03-17 22:19:57,748 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05e07de0/988fd78ae9054c02b59a36cd9133d05f/FLAGd877c0bb9 [2019-03-17 22:19:58,433 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 22:19:58,434 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekh_aso_false-unreach-call.1.M1.c [2019-03-17 22:19:58,462 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05e07de0/988fd78ae9054c02b59a36cd9133d05f/FLAGd877c0bb9 [2019-03-17 22:19:58,568 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05e07de0/988fd78ae9054c02b59a36cd9133d05f [2019-03-17 22:19:58,581 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 22:19:58,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 22:19:58,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 22:19:58,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 22:19:58,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 22:19:58,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:19:58" (1/1) ... [2019-03-17 22:19:58,592 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 10:19:58, skipping insertion in model container [2019-03-17 22:19:58,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:19:58" (1/1) ... [2019-03-17 22:19:58,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 22:19:58,678 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 22:19:59,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 22:19:59,638 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 22:19:59,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 22:19:59,990 INFO L195 MainTranslator]: Completed translation [2019-03-17 22:19:59,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59 WrapperNode [2019-03-17 22:19:59,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 22:19:59,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 22:19:59,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 22:19:59,993 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 22:20:00,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:00,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:04,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 22:20:04,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 22:20:04,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 22:20:04,160 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 22:20:04,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:04,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:04,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:04,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:07,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:08,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:08,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (1/1) ... [2019-03-17 22:20:08,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 22:20:08,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 22:20:08,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 22:20:08,724 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 22:20:08,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:19:59" (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 22:20:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_U32 [2019-03-17 22:20:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 22:20:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_S8 [2019-03-17 22:20:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-03-17 22:20:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-03-17 22:20:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-03-17 22:20:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 22:20:08,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 22:20:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start Received shutdown request... [2019-03-17 22:20:54,922 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 22:20:54,924 INFO L168 Benchmark]: Toolchain (without parser) took 56342.19 ms. Allocated memory was 102.8 MB in the beginning and 1.0 GB in the end (delta: 939.5 MB). Free memory was 70.5 MB in the beginning and 252.0 MB in the end (delta: -181.5 MB). Peak memory consumption was 811.3 MB. Max. memory is 3.6 GB. [2019-03-17 22:20:54,926 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 90.2 MB. Free memory is still 57.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2019-03-17 22:20:54,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1407.20 ms. Allocated memory was 102.8 MB in the beginning and 143.1 MB in the end (delta: 40.4 MB). Free memory was 70.3 MB in the beginning and 98.4 MB in the end (delta: -28.1 MB). Peak memory consumption was 69.8 MB. Max. memory is 3.6 GB. [2019-03-17 22:20:54,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 4167.14 ms. Allocated memory was 143.1 MB in the beginning and 443.0 MB in the end (delta: 299.9 MB). Free memory was 98.4 MB in the beginning and 185.0 MB in the end (delta: -86.7 MB). Peak memory consumption was 281.8 MB. Max. memory is 3.6 GB. [2019-03-17 22:20:54,929 INFO L168 Benchmark]: Boogie Preprocessor took 4563.96 ms. Allocated memory was 443.0 MB in the beginning and 609.2 MB in the end (delta: 166.2 MB). Free memory was 185.0 MB in the beginning and 165.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 210.1 MB. Max. memory is 3.6 GB. [2019-03-17 22:20:54,930 INFO L168 Benchmark]: RCFGBuilder took 46199.10 ms. Allocated memory was 609.2 MB in the beginning and 1.0 GB in the end (delta: 433.1 MB). Free memory was 165.5 MB in the beginning and 252.0 MB in the end (delta: -86.5 MB). Peak memory consumption was 399.8 MB. Max. memory is 3.6 GB. [2019-03-17 22:20:54,935 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 90.2 MB. Free memory is still 57.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * CACSL2BoogieTranslator took 1407.20 ms. Allocated memory was 102.8 MB in the beginning and 143.1 MB in the end (delta: 40.4 MB). Free memory was 70.3 MB in the beginning and 98.4 MB in the end (delta: -28.1 MB). Peak memory consumption was 69.8 MB. Max. memory is 3.6 GB. * Boogie Procedure Inliner took 4167.14 ms. Allocated memory was 143.1 MB in the beginning and 443.0 MB in the end (delta: 299.9 MB). Free memory was 98.4 MB in the beginning and 185.0 MB in the end (delta: -86.7 MB). Peak memory consumption was 281.8 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 4563.96 ms. Allocated memory was 443.0 MB in the beginning and 609.2 MB in the end (delta: 166.2 MB). Free memory was 185.0 MB in the beginning and 165.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 210.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 46199.10 ms. Allocated memory was 609.2 MB in the beginning and 1.0 GB in the end (delta: 433.1 MB). Free memory was 165.5 MB in the beginning and 252.0 MB in the end (delta: -86.5 MB). Peak memory consumption was 399.8 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 1 quantified variables from 2 xjuncts. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown