./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/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 94ea12f86869c666c319395b8f8eaf174fc8407c ....................................................................................................................................................................................................................... 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_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/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 94ea12f86869c666c319395b8f8eaf174fc8407c .................................................................................................................................................................................................................. 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 08:34:30,979 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:34:30,981 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:34:30,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:34:30,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:34:30,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:34:30,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:34:30,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:34:30,990 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:34:30,991 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:34:30,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:34:30,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:34:30,992 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:34:30,993 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:34:30,993 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:34:30,994 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:34:30,994 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:34:30,995 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:34:30,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:34:30,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:34:30,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:34:30,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:34:31,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:34:31,000 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:34:31,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:34:31,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:34:31,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:34:31,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:34:31,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:34:31,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:34:31,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:34:31,004 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:34:31,004 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:34:31,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:34:31,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:34:31,005 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:34:31,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:34:31,016 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:34:31,016 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:34:31,017 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:34:31,017 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:34:31,017 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:34:31,017 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:34:31,017 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:34:31,018 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:34:31,018 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:34:31,018 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:34:31,018 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:34:31,018 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:34:31,019 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:34:31,020 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:34:31,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:34:31,021 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:34:31,021 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:34:31,021 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_887884d8-af1f-462d-a282-9e8d0aecf171/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 -> 94ea12f86869c666c319395b8f8eaf174fc8407c [2018-11-10 08:34:31,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:34:31,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:34:31,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:34:31,054 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:34:31,054 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:34:31,055 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i [2018-11-10 08:34:31,090 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/2794035db/2b2401f7b5f842458c623c395a6e7a8f/FLAGa1ce6ba53 [2018-11-10 08:34:31,434 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:34:31,435 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i [2018-11-10 08:34:31,445 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/2794035db/2b2401f7b5f842458c623c395a6e7a8f/FLAGa1ce6ba53 [2018-11-10 08:34:31,454 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/2794035db/2b2401f7b5f842458c623c395a6e7a8f [2018-11-10 08:34:31,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:34:31,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:34:31,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:34:31,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:34:31,460 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:34:31,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd79ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31, skipping insertion in model container [2018-11-10 08:34:31,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:34:31,500 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:34:31,730 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:34:31,735 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:34:31,783 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:34:31,827 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:34:31,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31 WrapperNode [2018-11-10 08:34:31,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:34:31,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:34:31,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:34:31,829 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:34:31,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:34:31,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:34:31,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:34:31,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:34:31,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... [2018-11-10 08:34:31,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:34:31,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:34:31,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:34:31,956 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:34:31,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/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 08:34:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:34:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:34:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:34:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:34:32,004 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:34:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:34:32,004 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:34:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:34:32,004 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:34:32,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:34:32,004 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:34:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:34:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:34:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:34:32,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:34:32,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:34:32,006 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 08:34:32,576 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:34:32,614 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,615 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,615 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,615 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,617 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,617 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,619 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,619 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,620 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,621 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:32,621 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:34:32,624 INFO L168 Benchmark]: Toolchain (without parser) took 1167.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -125.2 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:32,625 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:34:32,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.72 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:32,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:32,627 INFO L168 Benchmark]: Boogie Preprocessor took 29.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:32,627 INFO L168 Benchmark]: RCFGBuilder took 667.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:32,630 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.72 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 667.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:34:34,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:34:34,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:34:34,032 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:34:34,032 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:34:34,033 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:34:34,034 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:34:34,035 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:34:34,037 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:34:34,037 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:34:34,038 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:34:34,038 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:34:34,039 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:34:34,040 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:34:34,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:34:34,041 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:34:34,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:34:34,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:34:34,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:34:34,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:34:34,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:34:34,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:34:34,050 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:34:34,050 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:34:34,050 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:34:34,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:34:34,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:34:34,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:34:34,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:34:34,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:34:34,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:34:34,055 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:34:34,055 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:34:34,055 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:34:34,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:34:34,056 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:34:34,056 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:34:34,067 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:34:34,067 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:34:34,068 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:34:34,068 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:34:34,068 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:34:34,068 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:34:34,068 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:34:34,068 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:34:34,069 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:34:34,069 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:34:34,070 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:34:34,070 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:34:34,070 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:34:34,070 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:34:34,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:34:34,072 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:34:34,072 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:34:34,073 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_887884d8-af1f-462d-a282-9e8d0aecf171/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 -> 94ea12f86869c666c319395b8f8eaf174fc8407c [2018-11-10 08:34:34,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:34:34,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:34:34,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:34:34,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:34:34,112 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:34:34,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i [2018-11-10 08:34:34,147 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/da84fa328/2d6648f4d9424177aac0b852e661f0d1/FLAGf7b7b5c1b [2018-11-10 08:34:34,585 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:34:34,586 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/sv-benchmarks/c/pthread-wmm/mix023_pso.opt_false-unreach-call.i [2018-11-10 08:34:34,594 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/da84fa328/2d6648f4d9424177aac0b852e661f0d1/FLAGf7b7b5c1b [2018-11-10 08:34:34,605 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/bin-2019/utaipan/data/da84fa328/2d6648f4d9424177aac0b852e661f0d1 [2018-11-10 08:34:34,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:34:34,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:34:34,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:34:34,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:34:34,612 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:34:34,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:34:34" (1/1) ... [2018-11-10 08:34:34,615 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 08:34:34, skipping insertion in model container [2018-11-10 08:34:34,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:34:34" (1/1) ... [2018-11-10 08:34:34,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:34:34,655 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:34:34,905 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:34:34,911 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:34:34,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:34:35,020 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:34:35,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35 WrapperNode [2018-11-10 08:34:35,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:34:35,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:34:35,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:34:35,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:34:35,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:34:35,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:34:35,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:34:35,100 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:34:35,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... [2018-11-10 08:34:35,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:34:35,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:34:35,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:34:35,122 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:34:35,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:34:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887884d8-af1f-462d-a282-9e8d0aecf171/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 08:34:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:34:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:34:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:34:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:34:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:34:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:34:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:34:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:34:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:34:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:34:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:34:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:34:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:34:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:34:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:34:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:34:35,160 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 08:34:35,792 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:34:35,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,828 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,828 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,831 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,831 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,832 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,832 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:34:35,833 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:34:35,836 INFO L168 Benchmark]: Toolchain (without parser) took 1227.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -81.3 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:35,837 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:34:35,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.37 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:35,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -217.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:35,839 INFO L168 Benchmark]: Boogie Preprocessor took 21.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:35,839 INFO L168 Benchmark]: RCFGBuilder took 713.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:34:35,842 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 411.37 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 78.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -217.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.17 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 713.66 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: 91.7 MB). Peak memory consumption was 91.7 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...