./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043_tso.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_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 292555cfeda6d51fa05fb0ad8d1ba92623dbd90f ........................................................................................................................................................................................................... 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_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 292555cfeda6d51fa05fb0ad8d1ba92623dbd90f .............................................................................................................................................................................................................. 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 07:54:20,972 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:54:20,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:54:20,980 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:54:20,981 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:54:20,981 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:54:20,982 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:54:20,983 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:54:20,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:54:20,985 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:54:20,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:54:20,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:54:20,986 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:54:20,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:54:20,988 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:54:20,988 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:54:20,989 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:54:20,990 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:54:20,991 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:54:20,992 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:54:20,993 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:54:20,994 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:54:20,996 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:54:20,996 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:54:20,996 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:54:20,997 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:54:20,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:54:20,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:54:20,998 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:54:20,999 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:54:20,999 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:54:21,000 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:54:21,000 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:54:21,000 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:54:21,001 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:54:21,001 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:54:21,001 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:54:21,012 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:54:21,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:54:21,013 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:54:21,013 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:54:21,014 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:54:21,014 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:54:21,015 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:54:21,015 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:54:21,015 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:54:21,015 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:54:21,015 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:54:21,016 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:54:21,017 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:54:21,017 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:54:21,017 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:54:21,017 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:54:21,017 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:54:21,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:54:21,017 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:54:21,018 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:54:21,018 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:54:21,018 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:54:21,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:54:21,018 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:54:21,018 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_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 -> 292555cfeda6d51fa05fb0ad8d1ba92623dbd90f [2018-11-10 07:54:21,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:54:21,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:54:21,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:54:21,052 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:54:21,052 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:54:21,053 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i [2018-11-10 07:54:21,090 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/2b4026215/fd562e0ad753490d990cccc4a8efe520/FLAG765018d1c [2018-11-10 07:54:21,527 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:54:21,528 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i [2018-11-10 07:54:21,538 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/2b4026215/fd562e0ad753490d990cccc4a8efe520/FLAG765018d1c [2018-11-10 07:54:21,547 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/2b4026215/fd562e0ad753490d990cccc4a8efe520 [2018-11-10 07:54:21,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:54:21,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:54:21,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:21,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:54:21,553 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:54:21,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:21,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbd0cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21, skipping insertion in model container [2018-11-10 07:54:21,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:21,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:54:21,593 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:54:21,827 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:21,832 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:54:21,874 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:21,967 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:54:21,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21 WrapperNode [2018-11-10 07:54:21,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:21,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:21,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:54:21,969 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:54:21,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:21,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:22,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:54:22,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:54:22,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:54:22,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... [2018-11-10 07:54:22,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:54:22,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:54:22,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:54:22,043 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:54:22,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 07:54:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:54:22,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:54:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:54:22,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:54:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:54:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:54:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:54:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:54:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 07:54:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 07:54:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:54:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:54:22,097 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 07:54:22,874 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:54:22,911 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:22,911 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:22,913 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:54:22,916 INFO L168 Benchmark]: Toolchain (without parser) took 1366.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 951.2 MB in the beginning and 1.0 GB in the end (delta: -74.7 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:22,917 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 977.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:54:22,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 951.2 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:22,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:22,919 INFO L168 Benchmark]: Boogie Preprocessor took 26.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:22,919 INFO L168 Benchmark]: RCFGBuilder took 872.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:22,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 977.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 417.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 951.2 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 872.70 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: 85.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:54:24,274 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:54:24,275 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:54:24,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:54:24,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:54:24,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:54:24,286 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:54:24,287 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:54:24,288 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:54:24,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:54:24,289 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:54:24,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:54:24,290 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:54:24,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:54:24,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:54:24,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:54:24,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:54:24,293 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:54:24,295 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:54:24,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:54:24,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:54:24,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:54:24,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:54:24,299 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:54:24,299 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:54:24,300 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:54:24,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:54:24,301 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:54:24,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:54:24,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:54:24,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:54:24,303 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:54:24,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:54:24,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:54:24,304 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:54:24,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:54:24,304 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:54:24,314 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:54:24,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:54:24,315 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:54:24,315 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:54:24,315 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:54:24,316 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:54:24,316 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:54:24,316 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:54:24,316 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:54:24,316 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:54:24,317 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:54:24,318 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:54:24,318 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:54:24,319 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:54:24,319 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:54:24,319 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_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 -> 292555cfeda6d51fa05fb0ad8d1ba92623dbd90f [2018-11-10 07:54:24,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:54:24,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:54:24,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:54:24,361 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:54:24,362 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:54:24,362 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i [2018-11-10 07:54:24,406 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/65a366f6e/4afc0d06b5e148eea60bf353553fdc8d/FLAGae2e85dc0 [2018-11-10 07:54:24,769 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:54:24,769 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/sv-benchmarks/c/pthread-wmm/mix043_tso.oepc_false-unreach-call.i [2018-11-10 07:54:24,778 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/65a366f6e/4afc0d06b5e148eea60bf353553fdc8d/FLAGae2e85dc0 [2018-11-10 07:54:24,788 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/bin-2019/utaipan/data/65a366f6e/4afc0d06b5e148eea60bf353553fdc8d [2018-11-10 07:54:24,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:54:24,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:54:24,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:24,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:54:24,794 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:54:24,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:24" (1/1) ... [2018-11-10 07:54:24,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c002ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:24, skipping insertion in model container [2018-11-10 07:54:24,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:24" (1/1) ... [2018-11-10 07:54:24,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:54:24,836 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:54:25,099 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:25,105 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:54:25,154 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:25,208 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:54:25,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25 WrapperNode [2018-11-10 07:54:25,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:25,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:25,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:54:25,209 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:54:25,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:25,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:54:25,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:54:25,288 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:54:25,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... [2018-11-10 07:54:25,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:54:25,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:54:25,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:54:25,311 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:54:25,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1e01345-5cd8-458f-9e1f-30af8d2de869/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 07:54:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:54:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:54:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:54:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:54:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:54:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:54:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:54:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:54:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:54:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:54:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:54:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:54:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 07:54:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 07:54:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:54:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:54:25,346 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 07:54:26,041 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:54:26,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:26,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:26,079 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:54:26,081 INFO L168 Benchmark]: Toolchain (without parser) took 1290.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -94.2 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:26,082 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:54:26,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.88 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:26,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:26,084 INFO L168 Benchmark]: Boogie Preprocessor took 22.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:54:26,084 INFO L168 Benchmark]: RCFGBuilder took 770.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:26,086 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 416.88 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.05 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 770.25 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: 98.1 MB). Peak memory consumption was 98.1 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...