./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 2a4adf21defb5977560d4618263a385d3d42159d ..................................................................................................................................................................................................... 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_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 2a4adf21defb5977560d4618263a385d3d42159d ................................................................................................................................................................................................... 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 05:13:27,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:27,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:27,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:27,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:27,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:27,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:27,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:27,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:27,692 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:27,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:27,693 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:27,694 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:27,694 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:27,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:27,696 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:27,696 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:27,697 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:27,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:27,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:27,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:27,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:27,705 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:27,705 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:27,705 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:27,706 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:27,707 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:27,708 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:27,708 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:27,709 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:27,709 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:27,711 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:27,712 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:27,712 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:27,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:27,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:27,715 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:27,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:27,731 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:27,731 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:27,732 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:27,732 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:27,733 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:27,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:27,733 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:27,733 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:27,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:27,735 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:27,736 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:27,737 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:27,737 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:27,737 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:27,737 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:27,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:27,737 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:27,737 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:27,738 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:27,738 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:27,738 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:27,738 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:27,738 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:27,738 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_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 -> 2a4adf21defb5977560d4618263a385d3d42159d [2018-10-27 05:13:27,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:27,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:27,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:27,799 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:27,800 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:27,800 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i [2018-10-27 05:13:27,851 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/dda2ac762/42bc72985ec742e2b9c34c0b312eb6e3/FLAG61c38a172 [2018-10-27 05:13:28,311 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:28,312 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i [2018-10-27 05:13:28,325 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/dda2ac762/42bc72985ec742e2b9c34c0b312eb6e3/FLAG61c38a172 [2018-10-27 05:13:28,340 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/dda2ac762/42bc72985ec742e2b9c34c0b312eb6e3 [2018-10-27 05:13:28,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:28,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:28,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:28,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:28,349 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:28,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201f5e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28, skipping insertion in model container [2018-10-27 05:13:28,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:28,414 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:28,770 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:28,775 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:28,861 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:28,924 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:28,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28 WrapperNode [2018-10-27 05:13:28,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:28,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:28,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:28,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:29,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:29,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:29,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:29,102 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:29,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:29,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:29,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:29,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:29,173 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:29,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 05:13:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:29,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:29,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:29,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:13:29,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:13:29,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:29,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:29,236 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 05:13:31,607 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:31,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,681 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,681 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:31,682 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:31,685 INFO L168 Benchmark]: Toolchain (without parser) took 3341.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 950.4 MB in the beginning and 964.9 MB in the end (delta: -14.5 MB). Peak memory consumption was 105.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:31,686 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:31,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.10 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 910.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:31,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 910.0 MB in the beginning and 1.1 GB in the end (delta: -198.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:31,688 INFO L168 Benchmark]: Boogie Preprocessor took 70.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:31,689 INFO L168 Benchmark]: RCFGBuilder took 2511.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 964.9 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:31,692 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 578.10 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 910.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 176.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 910.0 MB in the beginning and 1.1 GB in the end (delta: -198.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2511.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 964.9 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:33,546 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:33,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:33,556 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:33,557 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:33,557 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:33,559 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:33,560 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:33,561 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:33,562 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:33,563 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:33,563 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:33,564 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:33,564 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:33,565 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:33,566 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:33,567 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:33,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:33,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:33,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:33,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:33,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:33,575 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:33,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:33,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:33,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:33,577 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:33,578 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:33,579 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:33,580 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:33,580 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:33,580 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:33,580 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:33,581 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:33,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:33,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:33,583 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:33,594 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:33,594 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:33,595 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:33,595 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:33,595 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:33,596 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:33,596 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:33,596 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:33,597 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:33,597 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:33,598 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:33,598 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:33,599 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:33,599 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:33,600 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:33,600 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:33,600 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:33,600 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:33,600 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:33,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:33,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:33,601 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:33,601 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_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 -> 2a4adf21defb5977560d4618263a385d3d42159d [2018-10-27 05:13:33,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:33,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:33,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:33,648 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:33,649 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:33,650 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i [2018-10-27 05:13:33,703 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/536a8ee48/5b546a3debb7464fb5123871cd85837e/FLAGa231dfa48 [2018-10-27 05:13:34,177 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:34,180 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc_false-unreach-call.i [2018-10-27 05:13:34,191 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/536a8ee48/5b546a3debb7464fb5123871cd85837e/FLAGa231dfa48 [2018-10-27 05:13:34,202 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/bin-2019/utaipan/data/536a8ee48/5b546a3debb7464fb5123871cd85837e [2018-10-27 05:13:34,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:34,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:34,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:34,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:34,210 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:34,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5062a1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34, skipping insertion in model container [2018-10-27 05:13:34,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:34,284 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:34,732 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:34,739 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:34,826 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:34,888 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:34,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34 WrapperNode [2018-10-27 05:13:34,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:34,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:34,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:34,889 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:34,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:35,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:35,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:35,027 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:35,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:35,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:35,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:35,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:35,074 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:35,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_92e205a8-c71b-42ea-a64a-ca5c82f3cb8c/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 05:13:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:13:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:13:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:35,159 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 05:13:37,712 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:37,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,773 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,774 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,775 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:37,778 INFO L168 Benchmark]: Toolchain (without parser) took 3572.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 943.9 MB in the beginning and 985.3 MB in the end (delta: -41.5 MB). Peak memory consumption was 112.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,781 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:37,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -234.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,783 INFO L168 Benchmark]: Boogie Preprocessor took 47.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:37,783 INFO L168 Benchmark]: RCFGBuilder took 2703.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.3 MB in the end (delta: 154.9 MB). Peak memory consumption was 154.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,786 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 681.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 906.3 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 137.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -234.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2703.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.3 MB in the end (delta: 154.9 MB). Peak memory consumption was 154.9 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...