./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_pso.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_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 55c14bb71acfc9711c7da063d7e7d0937f858bb9 ........................................................................................................................................................................................................... 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_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 55c14bb71acfc9711c7da063d7e7d0937f858bb9 ............................................................................................................................................................................................................... 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 05:56:46,848 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:56:46,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:56:46,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:56:46,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:56:46,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:56:46,859 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:56:46,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:56:46,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:56:46,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:56:46,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:56:46,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:56:46,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:56:46,865 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:56:46,865 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:56:46,866 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:56:46,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:56:46,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:56:46,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:56:46,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:56:46,871 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:56:46,872 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:56:46,873 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:56:46,874 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:56:46,874 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:56:46,875 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:56:46,875 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:56:46,876 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:56:46,877 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:56:46,877 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:56:46,878 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:56:46,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:56:46,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:56:46,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:56:46,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:56:46,880 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:56:46,880 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:56:46,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:56:46,891 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:56:46,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:56:46,892 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:56:46,892 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:56:46,893 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:56:46,893 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:56:46,893 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:56:46,893 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:56:46,893 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:56:46,893 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:56:46,894 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:56:46,894 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:56:46,894 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:56:46,894 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:56:46,894 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:56:46,895 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:56:46,895 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:56:46,896 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:56:46,896 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:56:46,897 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:56:46,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:56:46,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:56:46,897 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:56:46,897 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_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 -> 55c14bb71acfc9711c7da063d7e7d0937f858bb9 [2018-11-10 05:56:46,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:56:46,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:56:46,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:56:46,937 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:56:46,937 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:56:46,938 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i [2018-11-10 05:56:46,986 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1d785669b/d8dfc68110cb402f82cfa8737732adfd/FLAG5c45e81d8 [2018-11-10 05:56:47,366 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:56:47,367 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i [2018-11-10 05:56:47,378 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1d785669b/d8dfc68110cb402f82cfa8737732adfd/FLAG5c45e81d8 [2018-11-10 05:56:47,387 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1d785669b/d8dfc68110cb402f82cfa8737732adfd [2018-11-10 05:56:47,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:56:47,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:56:47,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:47,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:56:47,395 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:56:47,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47, skipping insertion in model container [2018-11-10 05:56:47,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:56:47,446 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:56:47,741 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:47,745 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:56:47,795 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:47,846 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:56:47,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47 WrapperNode [2018-11-10 05:56:47,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:47,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:47,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:56:47,848 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:56:47,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:47,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:56:47,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:56:47,943 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:56:47,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... [2018-11-10 05:56:47,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:56:47,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:56:47,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:56:47,969 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:56:47,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 05:56:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:56:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:56:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:56:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:56:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:56:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:56:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:56:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:56:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:56:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:56:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:56:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:56:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 05:56:48,016 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 05:56:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:56:48,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:56:48,017 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 05:56:48,862 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:56:48,908 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:56:48,908 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:56:48,909 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:56:48,913 INFO L168 Benchmark]: Toolchain (without parser) took 1522.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -81.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:48,914 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:56:48,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:48,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -214.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:48,916 INFO L168 Benchmark]: Boogie Preprocessor took 25.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:48,917 INFO L168 Benchmark]: RCFGBuilder took 942.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.6 MB). Peak memory consumption was 92.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:48,920 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 456.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 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 95.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -214.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.72 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. * RCFGBuilder took 942.85 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: 92.6 MB). Peak memory consumption was 92.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:56:50,473 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:56:50,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:56:50,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:56:50,484 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:56:50,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:56:50,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:56:50,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:56:50,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:56:50,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:56:50,489 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:56:50,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:56:50,490 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:56:50,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:56:50,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:56:50,492 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:56:50,492 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:56:50,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:56:50,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:56:50,496 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:56:50,497 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:56:50,497 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:56:50,499 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:56:50,499 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:56:50,500 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:56:50,500 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:56:50,501 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:56:50,502 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:56:50,502 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:56:50,503 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:56:50,503 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:56:50,504 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:56:50,504 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:56:50,504 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:56:50,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:56:50,505 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:56:50,505 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:56:50,517 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:56:50,517 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:56:50,518 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:56:50,518 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:56:50,518 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:56:50,518 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:56:50,518 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:56:50,518 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:56:50,519 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:56:50,519 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:56:50,519 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:56:50,520 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:56:50,521 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:56:50,521 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:56:50,521 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:56:50,521 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:56:50,521 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:56:50,521 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:56:50,522 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:56:50,522 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:56:50,522 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:56:50,522 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:56:50,522 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:56:50,522 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:56:50,523 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:56:50,523 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:56:50,523 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_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 -> 55c14bb71acfc9711c7da063d7e7d0937f858bb9 [2018-11-10 05:56:50,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:56:50,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:56:50,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:56:50,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:56:50,575 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:56:50,575 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i [2018-11-10 05:56:50,621 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1e921bbd2/214d74d60b034dcb927c053f74562922/FLAG18570fd75 [2018-11-10 05:56:50,999 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:56:51,000 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/sv-benchmarks/c/pthread-wmm/mix026_pso.oepc_false-unreach-call.i [2018-11-10 05:56:51,009 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1e921bbd2/214d74d60b034dcb927c053f74562922/FLAG18570fd75 [2018-11-10 05:56:51,018 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/bin-2019/utaipan/data/1e921bbd2/214d74d60b034dcb927c053f74562922 [2018-11-10 05:56:51,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:56:51,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:56:51,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:51,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:56:51,026 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:56:51,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51, skipping insertion in model container [2018-11-10 05:56:51,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:56:51,076 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:56:51,336 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:51,342 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:56:51,392 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:51,448 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:56:51,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51 WrapperNode [2018-11-10 05:56:51,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:51,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:51,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:56:51,449 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:56:51,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:51,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:56:51,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:56:51,543 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:56:51,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... [2018-11-10 05:56:51,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:56:51,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:56:51,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:56:51,576 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:56:51,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6ce2ab9-364a-419e-86b6-43dc81dbba4a/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 05:56:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:56:51,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:56:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:56:51,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:56:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:56:51,620 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:56:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:56:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:56:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:56:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:56:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:56:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:56:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 05:56:51,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 05:56:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:56:51,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:56:51,623 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 05:56:52,464 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:56:52,513 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:56:52,514 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:56:52,515 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:56:52,518 INFO L168 Benchmark]: Toolchain (without parser) took 1496.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -96.9 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:52,519 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:56:52,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:52,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -238.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:52,521 INFO L168 Benchmark]: Boogie Preprocessor took 33.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:56:52,522 INFO L168 Benchmark]: RCFGBuilder took 941.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:56:52,524 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 425.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 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 93.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -238.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.04 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 941.45 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: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...