./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017_rmo.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_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/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 4029c403dbdc86e058875d2ca5fa1870207728a0 .................................................................................................................................................................................................................... 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_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/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 4029c403dbdc86e058875d2ca5fa1870207728a0 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:30:14,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:30:14,668 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:30:14,675 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:30:14,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:30:14,676 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:30:14,677 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:30:14,678 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:30:14,679 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:30:14,679 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:30:14,680 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:30:14,680 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:30:14,681 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:30:14,681 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:30:14,682 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:30:14,682 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:30:14,683 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:30:14,684 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:30:14,685 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:30:14,686 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:30:14,687 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:30:14,688 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:30:14,689 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:30:14,690 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:30:14,690 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:30:14,691 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:30:14,691 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:30:14,692 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:30:14,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:30:14,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:30:14,693 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:30:14,694 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:30:14,694 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:30:14,694 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:30:14,694 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:30:14,695 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:30:14,695 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:30:14,704 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:30:14,705 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:30:14,705 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:30:14,705 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:30:14,705 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:30:14,705 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:30:14,706 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:30:14,706 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:30:14,706 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:30:14,706 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:30:14,706 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:30:14,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:30:14,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:30:14,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:30:14,708 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:30:14,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:30:14,709 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:30:14,710 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_89a77086-1eca-4c90-b894-5e2bfe212453/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 -> 4029c403dbdc86e058875d2ca5fa1870207728a0 [2018-11-10 06:30:14,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:30:14,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:30:14,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:30:14,743 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:30:14,744 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:30:14,744 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i [2018-11-10 06:30:14,779 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/82b62d0a6/8c0938a88411441dabea9f1276a3da40/FLAGf814a9bf9 [2018-11-10 06:30:15,226 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:30:15,227 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i [2018-11-10 06:30:15,236 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/82b62d0a6/8c0938a88411441dabea9f1276a3da40/FLAGf814a9bf9 [2018-11-10 06:30:15,244 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/82b62d0a6/8c0938a88411441dabea9f1276a3da40 [2018-11-10 06:30:15,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:30:15,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:30:15,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:15,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:30:15,251 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:30:15,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15, skipping insertion in model container [2018-11-10 06:30:15,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:30:15,301 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:30:15,554 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:15,558 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:30:15,608 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:15,725 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:30:15,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15 WrapperNode [2018-11-10 06:30:15,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:15,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:15,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:30:15,727 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:30:15,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:15,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:30:15,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:30:15,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:30:15,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... [2018-11-10 06:30:15,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:30:15,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:30:15,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:30:15,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:30:15,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:30:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:30:15,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:30:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:30:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:30:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:30:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:30:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:30:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:30:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:30:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:30:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:30:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:30:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 06:30:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 06:30:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:30:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:30:15,838 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 06:30:16,471 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:30:16,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,507 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,507 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,511 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,511 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:16,512 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:30:16,515 INFO L168 Benchmark]: Toolchain (without parser) took 1268.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:16,516 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:30:16,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -228.1 MB). Peak memory consumption was 54.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:16,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:16,518 INFO L168 Benchmark]: Boogie Preprocessor took 27.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:30:16,518 INFO L168 Benchmark]: RCFGBuilder took 718.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:16,520 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 478.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -228.1 MB). Peak memory consumption was 54.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.49 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 718.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:30:17,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:30:17,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:30:17,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:30:17,944 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:30:17,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:30:17,945 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:30:17,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:30:17,947 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:30:17,948 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:30:17,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:30:17,949 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:30:17,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:30:17,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:30:17,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:30:17,951 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:30:17,952 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:30:17,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:30:17,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:30:17,956 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:30:17,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:30:17,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:30:17,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:30:17,960 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:30:17,960 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:30:17,961 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:30:17,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:30:17,962 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:30:17,962 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:30:17,963 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:30:17,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:30:17,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:30:17,964 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:30:17,964 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:30:17,965 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:30:17,965 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:30:17,965 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:30:17,976 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:30:17,976 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:30:17,977 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:30:17,977 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:30:17,977 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:30:17,977 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:30:17,977 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:30:17,977 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:30:17,979 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:30:17,979 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:30:17,979 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:30:17,979 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:30:17,979 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:30:17,979 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:30:17,980 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:30:17,980 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:30:17,981 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:30:17,981 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:30:17,982 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:30:17,982 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:30:17,982 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:30:17,982 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:30:17,982 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_89a77086-1eca-4c90-b894-5e2bfe212453/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 -> 4029c403dbdc86e058875d2ca5fa1870207728a0 [2018-11-10 06:30:18,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:30:18,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:30:18,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:30:18,025 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:30:18,025 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:30:18,025 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i [2018-11-10 06:30:18,061 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/fd632571b/165f548d721c49f4a9c9fb6c580c9ad9/FLAG6465569af [2018-11-10 06:30:18,496 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:30:18,497 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/sv-benchmarks/c/pthread-wmm/mix017_rmo.opt_false-unreach-call.i [2018-11-10 06:30:18,505 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/fd632571b/165f548d721c49f4a9c9fb6c580c9ad9/FLAG6465569af [2018-11-10 06:30:18,515 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/data/fd632571b/165f548d721c49f4a9c9fb6c580c9ad9 [2018-11-10 06:30:18,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:30:18,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:30:18,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:18,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:30:18,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:30:18,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:18,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98dadd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18, skipping insertion in model container [2018-11-10 06:30:18,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:18,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:30:18,569 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:30:18,835 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:18,842 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:30:18,890 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:18,934 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:30:18,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18 WrapperNode [2018-11-10 06:30:18,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:18,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:18,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:30:18,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:30:18,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:18,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:19,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:30:19,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:30:19,017 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:30:19,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... [2018-11-10 06:30:19,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:30:19,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:30:19,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:30:19,041 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:30:19,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89a77086-1eca-4c90-b894-5e2bfe212453/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:30:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:30:19,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:30:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:30:19,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:30:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:30:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:30:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:30:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:30:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:30:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:30:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:30:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:30:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 06:30:19,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 06:30:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:30:19,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:30:19,077 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 06:30:19,706 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:30:19,744 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,747 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,747 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,751 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,751 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:19,752 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:30:19,757 INFO L168 Benchmark]: Toolchain (without parser) took 1239.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -92.4 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:19,758 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:30:19,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:19,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:19,759 INFO L168 Benchmark]: Boogie Preprocessor took 24.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:19,760 INFO L168 Benchmark]: RCFGBuilder took 714.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:19,762 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 416.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.33 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 714.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 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...