./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_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_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 fcdfc5a1539b3c2dfb5092e5c992dec05439fe30 ............................................................................................................................................................................................................. 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_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 fcdfc5a1539b3c2dfb5092e5c992dec05439fe30 ...................................................................................................................................................................................................... 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 [2018-11-10 08:35:43,753 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:35:43,754 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:35:43,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:35:43,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:35:43,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:35:43,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:35:43,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:35:43,765 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:35:43,765 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:35:43,766 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:35:43,766 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:35:43,767 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:35:43,768 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:35:43,768 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:35:43,770 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:35:43,770 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:35:43,771 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:35:43,773 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:35:43,774 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:35:43,775 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:35:43,776 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:35:43,778 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:35:43,778 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:35:43,778 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:35:43,779 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:35:43,780 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:35:43,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:35:43,781 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:35:43,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:35:43,782 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:35:43,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:35:43,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:35:43,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:35:43,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:35:43,784 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:35:43,784 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:35:43,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:35:43,796 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:35:43,796 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:35:43,796 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:35:43,797 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:35:43,797 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:35:43,797 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:35:43,797 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:35:43,797 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:35:43,798 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:35:43,798 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:35:43,798 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:35:43,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:35:43,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:35:43,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:35:43,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:35:43,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:35:43,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:35:43,801 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:35:43,801 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_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 -> fcdfc5a1539b3c2dfb5092e5c992dec05439fe30 [2018-11-10 08:35:43,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:35:43,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:35:43,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:35:43,834 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:35:43,835 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:35:43,835 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i [2018-11-10 08:35:43,871 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/ff1565460/ebe9392212aa4cc79f1c1f59c168cff1/FLAGc4965b9ee [2018-11-10 08:35:44,308 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:35:44,309 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i [2018-11-10 08:35:44,316 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/ff1565460/ebe9392212aa4cc79f1c1f59c168cff1/FLAGc4965b9ee [2018-11-10 08:35:44,325 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/ff1565460/ebe9392212aa4cc79f1c1f59c168cff1 [2018-11-10 08:35:44,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:35:44,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:35:44,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:35:44,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:35:44,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:35:44,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25017a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44, skipping insertion in model container [2018-11-10 08:35:44,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:35:44,372 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:35:44,613 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:35:44,618 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:35:44,669 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:35:44,789 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:35:44,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44 WrapperNode [2018-11-10 08:35:44,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:35:44,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:35:44,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:35:44,790 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:35:44,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:35:44,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:35:44,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:35:44,840 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:35:44,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... [2018-11-10 08:35:44,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:35:44,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:35:44,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:35:44,867 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:35:44,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 [2018-11-10 08:35:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:35:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:35:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:35:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:35:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:35:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:35:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:35:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:35:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:35:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:35:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:35:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:35:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:35:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:35:44,928 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:35:45,618 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:35:45,650 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:35:45,651 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:35:45,651 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:35:45,656 INFO L168 Benchmark]: Toolchain (without parser) took 1327.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -96.2 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:45,657 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:35:45,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:45,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:45,658 INFO L168 Benchmark]: Boogie Preprocessor took 26.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:45,659 INFO L168 Benchmark]: RCFGBuilder took 787.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:45,663 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 461.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.73 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.33 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 787.31 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 [2018-11-10 08:35:47,072 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:35:47,074 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:35:47,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:35:47,083 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:35:47,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:35:47,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:35:47,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:35:47,087 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:35:47,087 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:35:47,088 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:35:47,088 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:35:47,089 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:35:47,090 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:35:47,090 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:35:47,091 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:35:47,092 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:35:47,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:35:47,094 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:35:47,095 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:35:47,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:35:47,097 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:35:47,099 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:35:47,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:35:47,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:35:47,100 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:35:47,100 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:35:47,101 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:35:47,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:35:47,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:35:47,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:35:47,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:35:47,103 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:35:47,103 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:35:47,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:35:47,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:35:47,105 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:35:47,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:35:47,116 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:35:47,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:35:47,116 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:35:47,117 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:35:47,117 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:35:47,117 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:35:47,117 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:35:47,118 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:35:47,118 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:35:47,118 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:35:47,118 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:35:47,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:35:47,118 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:35:47,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:35:47,119 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:35:47,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:35:47,120 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:35:47,121 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:35:47,121 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:35:47,121 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:35:47,121 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:35:47,121 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_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 -> fcdfc5a1539b3c2dfb5092e5c992dec05439fe30 [2018-11-10 08:35:47,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:35:47,166 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:35:47,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:35:47,170 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:35:47,171 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:35:47,171 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i [2018-11-10 08:35:47,218 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/11a1884da/40c9444996f34f58930d313c53f64f74/FLAGed0de5899 [2018-11-10 08:35:47,555 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:35:47,555 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_false-unreach-call.i [2018-11-10 08:35:47,565 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/11a1884da/40c9444996f34f58930d313c53f64f74/FLAGed0de5899 [2018-11-10 08:35:47,577 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/bin-2019/utaipan/data/11a1884da/40c9444996f34f58930d313c53f64f74 [2018-11-10 08:35:47,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:35:47,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:35:47,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:35:47,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:35:47,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:35:47,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:47,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c1db04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47, skipping insertion in model container [2018-11-10 08:35:47,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:47,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:35:47,628 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:35:47,872 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:35:47,878 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:35:47,930 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:35:47,968 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:35:47,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47 WrapperNode [2018-11-10 08:35:47,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:35:47,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:35:47,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:35:47,969 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:35:47,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:47,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:35:48,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:35:48,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:35:48,055 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:35:48,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... [2018-11-10 08:35:48,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:35:48,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:35:48,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:35:48,082 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:35:48,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:35:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2a4908a-930c-4146-b1d0-9b51706a08aa/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 [2018-11-10 08:35:48,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:35:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:35:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:35:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:35:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:35:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:35:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:35:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:35:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:35:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:35:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:35:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:35:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:35:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:35:48,119 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:35:48,750 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:35:48,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:35:48,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:35:48,786 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:35:48,791 INFO L168 Benchmark]: Toolchain (without parser) took 1211.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -101.2 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:48,792 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:35:48,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.65 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:48,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -226.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:48,795 INFO L168 Benchmark]: Boogie Preprocessor took 27.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:35:48,795 INFO L168 Benchmark]: RCFGBuilder took 708.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:35:48,797 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.65 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -226.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 708.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 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...