./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe023_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_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 030e2bbc919ecea26d070a2b091a7baf849c01a2 ................................................................................................................................................................................................... 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_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 030e2bbc919ecea26d070a2b091a7baf849c01a2 ............................................................................................................................................................................................................. 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 05:13:02,083 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:02,084 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:02,095 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:02,095 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:02,096 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:02,097 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:02,098 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:02,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:02,100 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:02,101 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:02,101 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:02,102 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:02,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:02,104 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:02,104 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:02,106 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:02,107 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:02,109 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:02,110 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:02,111 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:02,112 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:02,115 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:02,115 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:02,115 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:02,116 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:02,118 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:02,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:02,119 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:02,120 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:02,120 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:02,121 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:02,121 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:02,122 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:02,122 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:02,123 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:02,123 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:02,136 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:02,136 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:02,137 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:02,137 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:02,137 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:02,138 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:02,138 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:02,138 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:02,138 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:02,138 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:02,138 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:02,139 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:02,139 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:02,139 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:02,139 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:02,140 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:02,142 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:02,142 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:02,143 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:02,143 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:02,143 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:02,143 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:02,143 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:02,143 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:02,144 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:02,144 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:02,144 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:02,144 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:02,144 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:02,144 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_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 -> 030e2bbc919ecea26d070a2b091a7baf849c01a2 [2018-10-27 05:13:02,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:02,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:02,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:02,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:02,190 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:02,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i [2018-10-27 05:13:02,250 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/16c025280/0580a12862684e0fb4dce3dd40e33e7a/FLAGd78ff316e [2018-10-27 05:13:02,723 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:02,724 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i [2018-10-27 05:13:02,737 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/16c025280/0580a12862684e0fb4dce3dd40e33e7a/FLAGd78ff316e [2018-10-27 05:13:02,750 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/16c025280/0580a12862684e0fb4dce3dd40e33e7a [2018-10-27 05:13:02,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:02,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:02,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:02,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:02,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:02,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:02" (1/1) ... [2018-10-27 05:13:02,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba9867b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:02, skipping insertion in model container [2018-10-27 05:13:02,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:02" (1/1) ... [2018-10-27 05:13:02,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:02,819 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:03,254 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:03,259 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:03,336 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:03,394 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:03,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03 WrapperNode [2018-10-27 05:13:03,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:03,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:03,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:03,396 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:03,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:03,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:03,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:03,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:03,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... [2018-10-27 05:13:03,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:03,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:03,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:03,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:03,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 05:13:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:03,664 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 05:13:05,659 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:05,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,719 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,719 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,725 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:05,728 INFO L168 Benchmark]: Toolchain (without parser) took 2973.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 955.8 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 89.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,730 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:05,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.86 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 912.8 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -247.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,732 INFO L168 Benchmark]: Boogie Preprocessor took 44.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,732 INFO L168 Benchmark]: RCFGBuilder took 2130.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 117.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,739 INFO L336 ainManager$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 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 638.86 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 912.8 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 157.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -247.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.23 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2130.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 117.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:07,757 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:07,759 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:07,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:07,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:07,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:07,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:07,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:07,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:07,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:07,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:07,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:07,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:07,779 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:07,780 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:07,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:07,782 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:07,783 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:07,785 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:07,787 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:07,788 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:07,789 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:07,791 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:07,791 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:07,792 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:07,792 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:07,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:07,795 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:07,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:07,796 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:07,797 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:07,798 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:07,798 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:07,798 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:07,799 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:07,800 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:07,800 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:07,813 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:07,813 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:07,814 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:07,814 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:07,814 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:07,815 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:07,815 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:07,816 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:07,816 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:07,816 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:07,817 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:07,818 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:07,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:07,818 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:07,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:07,818 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:07,818 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:07,819 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:07,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:07,819 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:07,819 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:07,819 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:07,819 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:07,820 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:07,820 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:07,820 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:07,820 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_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 -> 030e2bbc919ecea26d070a2b091a7baf849c01a2 [2018-10-27 05:13:07,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:07,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:07,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:07,876 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:07,876 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:07,877 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i [2018-10-27 05:13:07,934 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/55f3089c8/2b63a6f769c14bfdb49586f72ac7402d/FLAG1fbc5f456 [2018-10-27 05:13:08,414 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:08,414 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/sv-benchmarks/c/pthread-wmm/safe023_power.opt_false-unreach-call.i [2018-10-27 05:13:08,429 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/55f3089c8/2b63a6f769c14bfdb49586f72ac7402d/FLAG1fbc5f456 [2018-10-27 05:13:08,441 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/bin-2019/utaipan/data/55f3089c8/2b63a6f769c14bfdb49586f72ac7402d [2018-10-27 05:13:08,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:08,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:08,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:08,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:08,450 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:08,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:08" (1/1) ... [2018-10-27 05:13:08,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a882113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:08, skipping insertion in model container [2018-10-27 05:13:08,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:08" (1/1) ... [2018-10-27 05:13:08,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:08,510 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:09,064 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:09,078 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:09,188 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:09,273 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:09,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09 WrapperNode [2018-10-27 05:13:09,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:09,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:09,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:09,275 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:09,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:09,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:09,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:09,453 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:09,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:09,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:09,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:09,501 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:09,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0bdfb6a-eef9-4df5-bc47-f63b6258de61/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 05:13:09,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:09,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:09,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:09,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:09,572 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:09,572 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:09,575 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 05:13:12,247 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:12,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,308 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,309 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,311 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,311 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,312 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:12,315 INFO L168 Benchmark]: Toolchain (without parser) took 3871.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 946.5 MB in the beginning and 993.9 MB in the end (delta: -47.4 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,319 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:12,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.03 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 902.2 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -212.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,321 INFO L168 Benchmark]: Boogie Preprocessor took 47.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,321 INFO L168 Benchmark]: RCFGBuilder took 2814.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 113.7 MB). Peak memory consumption was 113.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,326 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 828.03 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 902.2 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 177.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -212.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2814.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 113.7 MB). Peak memory consumption was 113.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...