./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi008_power.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_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/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 0b368f0ce895b7ff7a5624a321c593cd8167db8d ................................................................................................................................................................................................. 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_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/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 0b368f0ce895b7ff7a5624a321c593cd8167db8d ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:34,340 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:34,341 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:34,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:34,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:34,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:34,354 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:34,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:34,357 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:34,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:34,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:34,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:34,360 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:34,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:34,362 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:34,363 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:34,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:34,365 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:34,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:34,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:34,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:34,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:34,371 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:34,372 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:34,372 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:34,373 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:34,374 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:34,375 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:34,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:34,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:34,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:34,377 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:34,378 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:34,378 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:34,379 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:34,379 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:34,379 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:34,392 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:34,392 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:34,395 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:34,395 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:34,395 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:34,396 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:34,396 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:34,396 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:34,396 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:34,396 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:34,396 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:34,397 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:34,397 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:34,397 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:34,397 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:34,397 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:34,398 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:34,398 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:34,399 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:34,399 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:34,400 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:34,400 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:34,400 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:34,400 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:34,400 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_a8f10f5d-bb06-40eb-9c09-14fd34032021/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 -> 0b368f0ce895b7ff7a5624a321c593cd8167db8d [2018-10-27 05:08:34,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:34,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:34,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:34,453 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:34,453 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:34,454 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i [2018-10-27 05:08:34,503 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/b73cbb493/a33f32c7a0704a6881b2ce9f6860ab5e/FLAG63c7e4d22 [2018-10-27 05:08:34,924 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:34,926 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i [2018-10-27 05:08:34,937 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/b73cbb493/a33f32c7a0704a6881b2ce9f6860ab5e/FLAG63c7e4d22 [2018-10-27 05:08:34,953 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/b73cbb493/a33f32c7a0704a6881b2ce9f6860ab5e [2018-10-27 05:08:34,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:34,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:34,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:34,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:34,964 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:34,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:34" (1/1) ... [2018-10-27 05:08:34,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f865794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:34, skipping insertion in model container [2018-10-27 05:08:34,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:34" (1/1) ... [2018-10-27 05:08:34,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:35,010 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:35,298 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:35,303 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:35,395 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:35,449 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:35,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35 WrapperNode [2018-10-27 05:08:35,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:35,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:35,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:35,451 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:35,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:35,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:35,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:35,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:35,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... [2018-10-27 05:08:35,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:35,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:35,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:35,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:35,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:35,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:35,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:35,684 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:37,041 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:37,086 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,086 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,088 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,089 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,090 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,090 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:37,091 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:37,094 INFO L168 Benchmark]: Toolchain (without parser) took 2138.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -82.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:37,095 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:37,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.93 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:37,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:37,097 INFO L168 Benchmark]: Boogie Preprocessor took 30.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:37,097 INFO L168 Benchmark]: RCFGBuilder took 1478.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:37,100 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 492.93 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.30 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1478.01 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: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:38,976 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:38,978 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:38,988 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:38,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:38,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:38,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:38,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:38,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:38,995 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:38,996 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:38,996 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:38,997 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:38,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:38,999 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:38,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:39,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:39,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:39,003 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:39,005 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:39,006 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:39,007 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:39,012 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:39,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:39,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:39,014 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:39,015 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:39,015 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:39,016 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:39,017 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:39,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:39,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:39,018 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:39,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:39,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:39,019 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:39,019 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:39,041 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:39,041 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:39,042 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:39,042 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:39,042 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:39,042 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:39,042 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:39,042 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:39,043 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:39,043 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:39,043 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:39,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:39,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:39,043 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:39,044 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:39,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:39,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:39,046 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:39,046 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:39,047 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:39,047 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:39,047 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:39,047 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_a8f10f5d-bb06-40eb-9c09-14fd34032021/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 -> 0b368f0ce895b7ff7a5624a321c593cd8167db8d [2018-10-27 05:08:39,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:39,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:39,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:39,113 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:39,114 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:39,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i [2018-10-27 05:08:39,165 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/4dd869c4a/ef029aec50934cc3bb5dae43e4084ca1/FLAGc65e17aad [2018-10-27 05:08:39,627 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:39,628 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/sv-benchmarks/c/pthread-wmm/rfi008_power.opt_false-unreach-call.i [2018-10-27 05:08:39,639 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/4dd869c4a/ef029aec50934cc3bb5dae43e4084ca1/FLAGc65e17aad [2018-10-27 05:08:39,651 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/data/4dd869c4a/ef029aec50934cc3bb5dae43e4084ca1 [2018-10-27 05:08:39,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:39,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:39,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:39,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:39,660 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:39,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:39" (1/1) ... [2018-10-27 05:08:39,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287f5bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:39, skipping insertion in model container [2018-10-27 05:08:39,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:39" (1/1) ... [2018-10-27 05:08:39,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:39,714 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:40,062 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:40,072 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:40,163 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:40,236 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:40,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40 WrapperNode [2018-10-27 05:08:40,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:40,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:40,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:40,238 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:40,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:40,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:40,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:40,307 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:40,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... [2018-10-27 05:08:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:40,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:40,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:40,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:40,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8f10f5d-bb06-40eb-9c09-14fd34032021/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:40,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:40,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:40,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:40,495 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:42,168 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:42,205 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,205 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,208 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,208 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,210 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,210 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:42,211 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:42,214 INFO L168 Benchmark]: Toolchain (without parser) took 2558.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:42,215 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:42,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.41 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:42,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:42,219 INFO L168 Benchmark]: Boogie Preprocessor took 119.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -241.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:42,220 INFO L168 Benchmark]: RCFGBuilder took 1786.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:42,222 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 580.41 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -241.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1786.15 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: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...