./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000_rmo.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_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/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 955793ded220663ed453216afabe04ee8e7d5e37 ......................................................................................................................................................................................................... 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_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/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 955793ded220663ed453216afabe04ee8e7d5e37 ....................................................................................................................................................................................................... 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 05:10:59,751 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:59,753 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:59,768 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:59,768 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:59,777 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:59,778 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:59,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:59,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:59,785 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:59,786 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:59,786 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:59,787 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:59,788 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:59,789 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:59,790 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:59,790 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:59,792 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:59,806 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:59,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:59,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:59,809 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:59,811 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:59,811 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:59,811 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:59,812 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:59,813 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:59,813 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:59,814 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:59,815 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:59,815 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:59,816 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:59,816 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:59,816 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:59,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:59,825 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:59,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:59,842 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:59,842 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:59,843 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:59,843 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:59,843 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:59,843 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:59,843 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:59,844 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:59,844 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:59,844 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:59,844 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:59,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:59,846 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:59,846 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:59,846 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:59,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:59,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:59,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:59,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:59,848 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:59,848 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:59,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:59,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:59,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:59,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:59,849 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:59,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:59,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:59,850 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:59,850 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_ea431f89-6320-45a2-b995-0194a185f067/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 -> 955793ded220663ed453216afabe04ee8e7d5e37 [2018-10-27 05:10:59,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:59,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:59,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:59,895 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:59,895 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:59,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i [2018-10-27 05:10:59,949 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/24d60878b/d14867cedf0444ce89d0f69cba16a8a2/FLAG89e75f75f [2018-10-27 05:11:00,386 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:00,387 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i [2018-10-27 05:11:00,416 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/24d60878b/d14867cedf0444ce89d0f69cba16a8a2/FLAG89e75f75f [2018-10-27 05:11:00,429 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/24d60878b/d14867cedf0444ce89d0f69cba16a8a2 [2018-10-27 05:11:00,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:00,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:00,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:00,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:00,438 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:00,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:00" (1/1) ... [2018-10-27 05:11:00,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762314c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:00, skipping insertion in model container [2018-10-27 05:11:00,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:00" (1/1) ... [2018-10-27 05:11:00,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:00,494 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:00,851 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:00,856 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:00,975 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:01,046 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:01,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01 WrapperNode [2018-10-27 05:11:01,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:01,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:01,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:01,047 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:01,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:01,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:01,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:01,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:01,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... [2018-10-27 05:11:01,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:01,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:01,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:01,248 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:01,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/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 05:11:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:01,331 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 05:11:02,990 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:03,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,038 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,038 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,039 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:03,043 INFO L168 Benchmark]: Toolchain (without parser) took 2610.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -106.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,044 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:03,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.95 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 918.9 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -219.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,046 INFO L168 Benchmark]: Boogie Preprocessor took 51.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,047 INFO L168 Benchmark]: RCFGBuilder took 1794.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,050 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 612.95 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 918.9 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -219.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.81 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1794.36 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: 74.5 MB). Peak memory consumption was 74.5 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 05:11:05,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:05,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:05,146 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:05,146 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:05,147 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:05,148 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:05,150 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:05,151 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:05,152 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:05,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:05,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:05,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:05,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:05,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:05,157 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:05,158 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:05,160 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:05,162 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:05,163 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:05,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:05,166 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:05,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:05,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:05,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:05,170 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:05,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:05,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:05,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:05,174 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:05,174 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:05,175 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:05,175 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:05,175 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:05,176 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:05,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:05,177 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:05,194 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:05,198 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:05,199 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:05,200 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:05,200 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:05,201 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:05,201 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:05,202 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:05,203 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:05,203 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:05,204 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:05,204 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:05,204 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:05,204 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:05,204 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:05,205 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:05,205 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:05,205 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:05,206 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:05,206 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:05,206 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:05,206 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:05,206 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:05,206 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:05,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:05,207 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:05,207 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:05,207 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:05,207 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:05,207 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:05,208 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:05,208 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:05,208 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_ea431f89-6320-45a2-b995-0194a185f067/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 -> 955793ded220663ed453216afabe04ee8e7d5e37 [2018-10-27 05:11:05,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:05,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:05,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:05,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:05,293 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:05,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i [2018-10-27 05:11:05,354 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/30320f119/158a4343c83449bfae94042e77d4e1e0/FLAGe44347ff5 [2018-10-27 05:11:05,867 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:05,868 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/sv-benchmarks/c/pthread-wmm/mix000_rmo.opt_false-unreach-call.i [2018-10-27 05:11:05,881 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/30320f119/158a4343c83449bfae94042e77d4e1e0/FLAGe44347ff5 [2018-10-27 05:11:05,895 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/bin-2019/utaipan/data/30320f119/158a4343c83449bfae94042e77d4e1e0 [2018-10-27 05:11:05,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:05,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:05,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:05,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:05,908 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:05,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:05" (1/1) ... [2018-10-27 05:11:05,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56fe3401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:05, skipping insertion in model container [2018-10-27 05:11:05,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:05" (1/1) ... [2018-10-27 05:11:05,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:05,981 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:06,346 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:06,353 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:06,443 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:06,546 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:06,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06 WrapperNode [2018-10-27 05:11:06,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:06,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:06,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:06,548 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:06,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:06,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:06,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:06,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:06,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:06,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:06,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:06,778 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:06,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea431f89-6320-45a2-b995-0194a185f067/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 05:11:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:06,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:06,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:06,843 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:06,843 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:06,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:06,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:06,845 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 05:11:08,799 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:08,849 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,850 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,852 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,852 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,853 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,853 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:08,854 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:08,861 INFO L168 Benchmark]: Toolchain (without parser) took 2962.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -109.8 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:08,864 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:08,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.62 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:08,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.53 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 902.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:08,866 INFO L168 Benchmark]: Boogie Preprocessor took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -236.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:08,867 INFO L168 Benchmark]: RCFGBuilder took 2089.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 83.9 MB). Peak memory consumption was 83.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:08,873 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 643.62 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.53 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 902.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 127.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -236.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2089.33 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: 83.9 MB). Peak memory consumption was 83.9 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...