./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 a4800cfee278cdc5458fc86c39216206bb391f57 ............................................................................................................................................................................................................... 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_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 a4800cfee278cdc5458fc86c39216206bb391f57 ......................................................................................................................................................................................................... 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 05:08:15,384 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:15,386 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:15,402 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:15,402 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:15,403 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:15,404 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:15,405 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:15,406 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:15,407 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:15,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:15,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:15,409 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:15,409 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:15,410 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:15,412 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:15,413 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:15,414 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:15,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:15,418 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:15,419 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:15,420 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:15,422 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:15,423 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:15,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:15,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:15,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:15,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:15,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:15,428 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:15,429 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:15,429 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:15,430 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:15,430 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:15,431 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:15,432 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:15,433 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:15,446 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:15,449 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:15,450 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:15,450 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:15,451 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:15,451 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:15,451 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:15,452 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:15,452 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:15,452 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:15,452 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:15,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:15,455 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:15,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:15,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:15,457 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:15,457 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:15,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:15,458 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:15,458 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_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 -> a4800cfee278cdc5458fc86c39216206bb391f57 [2018-10-27 05:08:15,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:15,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:15,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:15,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:15,510 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:15,512 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i [2018-10-27 05:08:15,570 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/21e31ef5a/4ad599beefbf4c238e35570e649d2820/FLAG9653f0937 [2018-10-27 05:08:16,023 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:16,024 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i [2018-10-27 05:08:16,037 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/21e31ef5a/4ad599beefbf4c238e35570e649d2820/FLAG9653f0937 [2018-10-27 05:08:16,050 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/21e31ef5a/4ad599beefbf4c238e35570e649d2820 [2018-10-27 05:08:16,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:16,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:16,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:16,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:16,066 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:16,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79405b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16, skipping insertion in model container [2018-10-27 05:08:16,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:16,124 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:16,456 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:16,461 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:16,540 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:16,601 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:16,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16 WrapperNode [2018-10-27 05:08:16,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:16,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:16,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:16,602 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:16,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:16,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:16,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:16,773 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:16,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:16,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:16,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:16,831 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:16,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 05:08:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:16,892 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 05:08:18,566 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:18,613 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,613 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,616 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,617 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,618 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,618 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,619 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:18,622 INFO L168 Benchmark]: Toolchain (without parser) took 2564.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,624 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:18,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.35 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.3 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 920.3 MB in the beginning and 1.2 GB in the end (delta: -240.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,626 INFO L168 Benchmark]: Boogie Preprocessor took 57.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,627 INFO L168 Benchmark]: RCFGBuilder took 1791.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,633 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 542.35 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.3 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 170.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 920.3 MB in the beginning and 1.2 GB in the end (delta: -240.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1791.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.6 MB). Peak memory consumption was 71.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:20,798 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:20,799 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:20,809 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:20,810 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:20,811 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:20,812 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:20,813 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:20,815 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:20,816 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:20,816 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:20,817 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:20,817 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:20,818 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:20,820 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:20,821 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:20,821 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:20,823 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:20,825 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:20,826 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:20,828 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:20,829 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:20,831 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:20,832 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:20,832 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:20,833 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:20,834 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:20,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:20,836 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:20,837 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:20,837 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:20,838 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:20,838 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:20,838 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:20,840 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:20,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:20,841 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:20,853 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:20,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:20,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:20,854 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:20,854 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:20,854 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:20,854 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:20,855 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:20,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:20,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:20,857 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:20,858 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:20,858 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:20,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:20,861 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:20,861 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:20,861 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:20,861 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:20,861 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:20,862 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:20,862 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:20,862 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_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 -> a4800cfee278cdc5458fc86c39216206bb391f57 [2018-10-27 05:08:20,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:20,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:20,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:20,916 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:20,917 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:20,917 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i [2018-10-27 05:08:20,968 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/52c01108f/b8c83fc5ee0649fb8e628c630a963066/FLAG9156b8d6c [2018-10-27 05:08:21,455 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:21,456 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/sv-benchmarks/c/pthread-wmm/safe002_pso.oepc_false-unreach-call.i [2018-10-27 05:08:21,469 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/52c01108f/b8c83fc5ee0649fb8e628c630a963066/FLAG9156b8d6c [2018-10-27 05:08:21,483 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/bin-2019/utaipan/data/52c01108f/b8c83fc5ee0649fb8e628c630a963066 [2018-10-27 05:08:21,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:21,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:21,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:21,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:21,494 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:21,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:21" (1/1) ... [2018-10-27 05:08:21,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7888136c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:21, skipping insertion in model container [2018-10-27 05:08:21,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:21" (1/1) ... [2018-10-27 05:08:21,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:21,575 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:21,970 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:21,983 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:22,054 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:22,132 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:22,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22 WrapperNode [2018-10-27 05:08:22,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:22,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:22,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:22,134 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:22,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:22,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:22,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:22,218 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:22,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:22,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:22,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:22,365 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:22,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee8ab292-f481-48a8-9497-03e3ef5ca07b/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 05:08:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:22,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:22,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:22,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:22,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:22,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:22,426 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 05:08:24,294 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:24,347 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,347 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,352 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,352 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,353 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:24,356 INFO L168 Benchmark]: Toolchain (without parser) took 2868.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -133.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,360 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:24,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.74 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.09 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,362 INFO L168 Benchmark]: Boogie Preprocessor took 146.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,362 INFO L168 Benchmark]: RCFGBuilder took 1990.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,367 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 642.74 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.09 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 146.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1990.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 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...