./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/podwr001_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_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 d7b6b709067929db898188fd443383ac8854c168 ......................................................................................................................................................................................................... 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_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 d7b6b709067929db898188fd443383ac8854c168 ..................................................................................................................................................................................................... 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 06:51:49,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:51:49,463 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:51:49,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:51:49,470 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:51:49,471 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:51:49,472 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:51:49,474 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:51:49,475 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:51:49,476 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:51:49,477 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:51:49,477 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:51:49,478 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:51:49,478 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:51:49,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:51:49,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:51:49,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:51:49,481 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:51:49,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:51:49,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:51:49,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:51:49,485 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:51:49,486 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:51:49,487 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:51:49,487 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:51:49,488 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:51:49,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:51:49,489 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:51:49,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:51:49,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:51:49,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:51:49,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:51:49,492 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:51:49,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:51:49,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:51:49,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:51:49,493 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:51:49,501 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:51:49,501 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:51:49,502 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:51:49,502 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:51:49,502 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:51:49,502 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:51:49,503 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:51:49,503 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:51:49,503 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:51:49,503 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:51:49,503 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:51:49,504 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:51:49,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:51:49,504 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:51:49,504 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:51:49,504 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:51:49,504 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:51:49,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:51:49,505 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:51:49,505 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:51:49,505 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:51:49,505 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:51:49,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:51:49,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:51:49,506 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:51:49,507 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:51:49,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:51:49,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:51:49,507 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:51:49,507 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_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 -> d7b6b709067929db898188fd443383ac8854c168 [2018-11-10 06:51:49,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:51:49,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:51:49,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:51:49,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:51:49,546 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:51:49,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i [2018-11-10 06:51:49,592 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/c50a2617f/3a63993103be41349d903a2b4cbb7d33/FLAG6c2695579 [2018-11-10 06:51:49,990 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:51:49,991 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i [2018-11-10 06:51:50,002 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/c50a2617f/3a63993103be41349d903a2b4cbb7d33/FLAG6c2695579 [2018-11-10 06:51:50,012 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/c50a2617f/3a63993103be41349d903a2b4cbb7d33 [2018-11-10 06:51:50,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:51:50,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:51:50,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:51:50,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:51:50,019 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:51:50,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,021 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 06:51:50, skipping insertion in model container [2018-11-10 06:51:50,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:51:50,063 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:51:50,329 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:51:50,333 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:51:50,380 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:51:50,465 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:51:50,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50 WrapperNode [2018-11-10 06:51:50,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:51:50,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:51:50,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:51:50,467 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:51:50,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:51:50,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:51:50,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:51:50,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:51:50,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... [2018-11-10 06:51:50,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:51:50,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:51:50,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:51:50,536 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:51:50,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 06:51:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:51:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:51:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:51:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:51:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:51:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:51:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:51:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:51:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:51:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:51:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:51:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:51:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:51:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:51:50,579 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 06:51:51,208 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:51:51,241 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:51:51,241 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:51:51,242 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:51:51,245 INFO L168 Benchmark]: Toolchain (without parser) took 1230.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -95.2 MB). Peak memory consumption was 45.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:51,246 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:51:51,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:51,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:51,248 INFO L168 Benchmark]: Boogie Preprocessor took 23.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:51,248 INFO L168 Benchmark]: RCFGBuilder took 709.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:51,251 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 450.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.78 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.73 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 709.10 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: 77.3 MB). Peak memory consumption was 77.3 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 06:51:52,794 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:51:52,796 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:51:52,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:51:52,805 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:51:52,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:51:52,807 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:51:52,808 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:51:52,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:51:52,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:51:52,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:51:52,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:51:52,813 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:51:52,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:51:52,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:51:52,815 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:51:52,816 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:51:52,818 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:51:52,820 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:51:52,821 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:51:52,822 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:51:52,823 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:51:52,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:51:52,825 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:51:52,826 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:51:52,827 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:51:52,828 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:51:52,828 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:51:52,829 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:51:52,830 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:51:52,830 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:51:52,830 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:51:52,830 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:51:52,831 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:51:52,831 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:51:52,832 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:51:52,832 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:51:52,844 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:51:52,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:51:52,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:51:52,845 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:51:52,845 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:51:52,846 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:51:52,846 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:51:52,846 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:51:52,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:51:52,846 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:51:52,847 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:51:52,848 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:51:52,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:51:52,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:51:52,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:51:52,848 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:51:52,848 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:51:52,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:51:52,849 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:51:52,850 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:51:52,850 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_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 -> d7b6b709067929db898188fd443383ac8854c168 [2018-11-10 06:51:52,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:51:52,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:51:52,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:51:52,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:51:52,897 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:51:52,898 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i [2018-11-10 06:51:52,941 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/79bb37c5a/568f7d5c239f4780a498a62a6f160ce9/FLAG929aec014 [2018-11-10 06:51:53,312 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:51:53,312 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/sv-benchmarks/c/pthread-wmm/podwr001_rmo.opt_false-unreach-call.i [2018-11-10 06:51:53,324 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/79bb37c5a/568f7d5c239f4780a498a62a6f160ce9/FLAG929aec014 [2018-11-10 06:51:53,337 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/bin-2019/utaipan/data/79bb37c5a/568f7d5c239f4780a498a62a6f160ce9 [2018-11-10 06:51:53,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:51:53,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:51:53,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:51:53,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:51:53,345 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:51:53,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53, skipping insertion in model container [2018-11-10 06:51:53,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:51:53,393 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:51:53,680 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:51:53,687 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:51:53,740 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:51:53,783 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:51:53,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53 WrapperNode [2018-11-10 06:51:53,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:51:53,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:51:53,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:51:53,785 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:51:53,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:51:53,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:51:53,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:51:53,865 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:51:53,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... [2018-11-10 06:51:53,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:51:53,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:51:53,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:51:53,887 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:51:53,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:51:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d0d9540-5cc2-4e09-bf09-ee8b9c06d0e6/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 06:51:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:51:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:51:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:51:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:51:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:51:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:51:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:51:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:51:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:51:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:51:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:51:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:51:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:51:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:51:53,930 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 06:51:54,560 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:51:54,593 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:51:54,593 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:51:54,594 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:51:54,597 INFO L168 Benchmark]: Toolchain (without parser) took 1257.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -124.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:54,598 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:51:54,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.39 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:54,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -241.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:54,600 INFO L168 Benchmark]: Boogie Preprocessor took 21.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:51:54,600 INFO L168 Benchmark]: RCFGBuilder took 710.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:51:54,604 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 442.39 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 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 80.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -241.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 710.06 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: 80.4 MB). Peak memory consumption was 80.4 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...