./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_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_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/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 e69d4f37922c76f1909d7a561a65d66d46da92da ..................................................................................................................................................................................................................... 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_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/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 e69d4f37922c76f1909d7a561a65d66d46da92da ................................................................................................................................................................................................................... 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 05:11:26,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:26,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:26,737 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:26,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:26,739 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:26,741 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:26,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:26,746 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:26,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:26,751 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:26,751 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:26,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:26,755 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:26,761 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:26,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:26,763 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:26,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:26,765 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:26,769 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:26,770 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:26,771 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:26,775 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:26,775 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:26,775 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:26,776 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:26,777 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:26,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:26,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:26,783 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:26,785 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:26,786 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:26,787 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:26,787 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:26,789 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:26,790 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:26,792 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:26,806 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:26,806 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:26,807 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:26,807 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:26,807 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:26,807 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:26,808 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:26,808 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:26,808 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:26,808 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:26,808 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:26,809 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:26,809 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:26,809 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:26,810 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:26,810 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:26,810 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:26,810 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:26,811 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:26,811 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:26,812 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:26,812 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:26,813 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:26,813 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:26,813 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_a3169c26-4545-4de3-99eb-6b285ba965a5/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 -> e69d4f37922c76f1909d7a561a65d66d46da92da [2018-10-27 05:11:26,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:26,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:26,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:26,885 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:26,885 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:26,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i [2018-10-27 05:11:26,938 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/7263ca271/964770e527ed4eddb27d0513a255c4a5/FLAG6ad340ed9 [2018-10-27 05:11:27,454 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:27,458 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i [2018-10-27 05:11:27,473 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/7263ca271/964770e527ed4eddb27d0513a255c4a5/FLAG6ad340ed9 [2018-10-27 05:11:27,489 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/7263ca271/964770e527ed4eddb27d0513a255c4a5 [2018-10-27 05:11:27,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:27,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:27,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:27,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:27,504 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:27,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fda190f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27, skipping insertion in model container [2018-10-27 05:11:27,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:27,577 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:27,921 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:27,927 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:27,988 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:28,059 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:28,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28 WrapperNode [2018-10-27 05:11:28,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:28,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:28,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:28,061 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:28,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:28,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:28,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:28,232 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:28,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:28,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:28,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:28,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:28,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/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 05:11:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:28,337 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 05:11:29,847 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:29,895 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,895 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,897 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,897 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,900 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,900 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,901 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,901 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,902 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:29,905 INFO L168 Benchmark]: Toolchain (without parser) took 2409.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -105.0 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,906 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:29,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.20 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.8 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,908 INFO L168 Benchmark]: Boogie Preprocessor took 41.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,909 INFO L168 Benchmark]: RCFGBuilder took 1630.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,911 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 563.20 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.8 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 170.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.84 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1630.48 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: 80.2 MB). Peak memory consumption was 80.2 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 05:11:32,043 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:32,045 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:32,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:32,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:32,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:32,058 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:32,060 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:32,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:32,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:32,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:32,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:32,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:32,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:32,068 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:32,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:32,069 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:32,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:32,073 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:32,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:32,076 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:32,077 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:32,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:32,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:32,085 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:32,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:32,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:32,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:32,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:32,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:32,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:32,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:32,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:32,091 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:32,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:32,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:32,092 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:32,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:32,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:32,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:32,108 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:32,108 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:32,108 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:32,108 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:32,108 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:32,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:32,109 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:32,110 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:32,111 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:32,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:32,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:32,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:32,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:32,112 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:32,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:32,113 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:32,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:32,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:32,113 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:32,115 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:32,115 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:32,116 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:32,116 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:32,116 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:32,116 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_a3169c26-4545-4de3-99eb-6b285ba965a5/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 -> e69d4f37922c76f1909d7a561a65d66d46da92da [2018-10-27 05:11:32,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:32,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:32,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:32,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:32,190 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:32,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i [2018-10-27 05:11:32,253 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/71060b969/6887418281b04f198e8241c86c0af423/FLAG363efc388 [2018-10-27 05:11:32,708 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:32,711 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/sv-benchmarks/c/pthread-wmm/mix023_rmo.opt_false-unreach-call.i [2018-10-27 05:11:32,728 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/71060b969/6887418281b04f198e8241c86c0af423/FLAG363efc388 [2018-10-27 05:11:32,745 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/bin-2019/utaipan/data/71060b969/6887418281b04f198e8241c86c0af423 [2018-10-27 05:11:32,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:32,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:32,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:32,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:32,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:32,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40664918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32, skipping insertion in model container [2018-10-27 05:11:32,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:32,836 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:33,245 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:33,252 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:33,324 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:33,393 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:33,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33 WrapperNode [2018-10-27 05:11:33,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:33,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:33,395 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:33,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:33,465 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:33,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:33,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:33,573 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:33,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3169c26-4545-4de3-99eb-6b285ba965a5/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 05:11:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:33,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:33,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:33,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:33,653 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 05:11:35,267 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:35,333 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,334 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,335 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,335 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,337 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,339 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,345 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,346 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,350 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,351 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:35,357 INFO L168 Benchmark]: Toolchain (without parser) took 2606.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -61.6 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,359 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:35,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.27 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,361 INFO L168 Benchmark]: Boogie Preprocessor took 108.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,363 INFO L168 Benchmark]: RCFGBuilder took 1783.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,366 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 641.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 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 69.27 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1783.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 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...