./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 625e9cfcd00842fe2e2329e3096ecaaf5131f016 ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 625e9cfcd00842fe2e2329e3096ecaaf5131f016 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:17,857 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:17,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:17,868 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:17,868 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:17,869 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:17,870 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:17,871 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:17,873 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:17,874 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:17,875 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:17,875 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:17,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:17,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:17,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:17,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:17,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:17,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:17,884 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:17,885 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:17,886 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:17,887 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:17,890 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:17,890 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:17,890 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:17,891 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:17,892 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:17,893 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:17,895 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:17,896 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:17,896 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:17,897 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:17,897 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:17,897 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:17,899 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:17,900 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:17,900 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:17,914 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:17,914 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:17,915 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:17,915 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:17,915 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:17,916 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:17,916 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:17,916 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:17,916 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:17,916 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:17,916 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:17,917 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:17,917 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:17,919 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:17,919 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:17,919 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:17,919 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:17,920 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:17,920 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:17,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:17,920 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:17,920 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:17,921 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:17,921 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:17,921 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:17,921 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:17,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:17,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:17,922 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:17,923 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 625e9cfcd00842fe2e2329e3096ecaaf5131f016 [2018-10-27 05:11:17,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:17,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:17,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:17,973 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:17,974 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:17,975 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i [2018-10-27 05:11:18,029 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/2d9dc560d/df5d38fadd224c19b1dea51fec0c3932/FLAG3c6ae9f45 [2018-10-27 05:11:18,415 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:18,418 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i [2018-10-27 05:11:18,438 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/2d9dc560d/df5d38fadd224c19b1dea51fec0c3932/FLAG3c6ae9f45 [2018-10-27 05:11:18,452 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/2d9dc560d/df5d38fadd224c19b1dea51fec0c3932 [2018-10-27 05:11:18,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:18,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:18,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:18,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:18,461 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:18,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:18,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad8fa87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18, skipping insertion in model container [2018-10-27 05:11:18,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:18,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:18,525 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:18,819 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:18,827 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:18,921 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:18,983 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:18,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18 WrapperNode [2018-10-27 05:11:18,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:18,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:18,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:18,987 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:18,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:19,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:19,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:19,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:19,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:19,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:19,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:19,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:19,148 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:19,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/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 [2018-10-27 05:11:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:19,204 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:20,834 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:20,875 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,877 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,878 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,878 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,880 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,882 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,886 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,891 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,893 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,893 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:20,894 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:20,908 INFO L168 Benchmark]: Toolchain (without parser) took 2452.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -125.8 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:20,911 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:20,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.88 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:20,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 916.9 MB in the beginning and 1.2 GB in the end (delta: -237.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:20,917 INFO L168 Benchmark]: Boogie Preprocessor took 33.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:20,918 INFO L168 Benchmark]: RCFGBuilder took 1760.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:20,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 528.88 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 126.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 916.9 MB in the beginning and 1.2 GB in the end (delta: -237.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1760.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:22,819 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:22,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:22,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:22,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:22,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:22,832 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:22,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:22,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:22,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:22,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:22,835 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:22,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:22,837 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:22,838 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:22,838 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:22,839 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:22,840 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:22,842 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:22,843 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:22,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:22,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:22,847 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:22,847 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:22,848 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:22,852 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:22,853 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:22,853 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:22,854 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:22,854 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:22,855 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:22,855 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:22,855 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:22,855 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:22,856 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:22,856 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:22,857 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:22,869 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:22,869 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:22,870 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:22,870 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:22,870 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:22,870 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:22,870 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:22,871 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:22,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:22,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:22,871 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:22,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:22,873 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:22,873 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:22,873 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:22,873 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:22,873 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:22,873 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:22,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:22,876 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:22,876 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:22,877 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 625e9cfcd00842fe2e2329e3096ecaaf5131f016 [2018-10-27 05:11:22,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:22,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:22,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:22,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:22,928 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:22,928 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i [2018-10-27 05:11:22,968 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/5413b15b2/54b731f0272444d88e6817a309623df5/FLAGc733522a3 [2018-10-27 05:11:23,459 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:23,460 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/sv-benchmarks/c/pthread-wmm/mix038_pso.opt_false-unreach-call.i [2018-10-27 05:11:23,475 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/5413b15b2/54b731f0272444d88e6817a309623df5/FLAGc733522a3 [2018-10-27 05:11:23,486 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/data/5413b15b2/54b731f0272444d88e6817a309623df5 [2018-10-27 05:11:23,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:23,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:23,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:23,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:23,495 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:23,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:23" (1/1) ... [2018-10-27 05:11:23,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:23, skipping insertion in model container [2018-10-27 05:11:23,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:23" (1/1) ... [2018-10-27 05:11:23,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:23,560 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:23,903 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:23,911 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:24,004 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:24,064 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:24,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24 WrapperNode [2018-10-27 05:11:24,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:24,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:24,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:24,066 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:24,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:24,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:24,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:24,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:24,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... [2018-10-27 05:11:24,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:24,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:24,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:24,246 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:24,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b7ab761-af40-4f3a-b039-3c9c73d6b03b/bin-2019/utaipan/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 [2018-10-27 05:11:24,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:24,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:24,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:24,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:24,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:24,321 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:24,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:24,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:24,324 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:25,713 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:25,748 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,748 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,748 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,752 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,753 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,755 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,755 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:25,756 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:25,761 INFO L168 Benchmark]: Toolchain (without parser) took 2271.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -113.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:25,763 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:25,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:25,764 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.65 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:25,765 INFO L168 Benchmark]: Boogie Preprocessor took 126.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:25,765 INFO L168 Benchmark]: RCFGBuilder took 1515.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:25,769 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 574.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.65 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1515.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...