./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/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 1a77a24a73225f9c5b3b30f8d4232ee7a2ca0b0a ........................................................................................................................................................................................................ 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_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/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 1a77a24a73225f9c5b3b30f8d4232ee7a2ca0b0a ....................................................................................................................................................................................................... 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 12:57:07,366 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:57:07,368 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:57:07,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:57:07,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:57:07,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:57:07,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:57:07,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:57:07,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:57:07,378 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:57:07,379 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:57:07,379 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:57:07,380 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:57:07,380 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:57:07,381 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:57:07,382 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:57:07,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:57:07,383 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:57:07,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:57:07,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:57:07,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:57:07,387 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:57:07,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:57:07,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:57:07,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:57:07,390 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:57:07,391 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:57:07,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:57:07,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:57:07,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:57:07,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:57:07,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:57:07,393 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:57:07,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:57:07,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:57:07,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:57:07,395 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:57:07,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:57:07,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:57:07,406 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:57:07,406 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:57:07,406 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:57:07,406 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:57:07,406 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:57:07,406 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:57:07,406 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:57:07,407 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:57:07,407 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:57:07,407 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:57:07,407 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:57:07,408 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:57:07,409 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:57:07,409 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:57:07,409 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:57:07,409 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:57:07,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:57:07,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:57:07,410 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:57:07,410 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_a9146ed5-3da4-467c-8002-4c832541ad8a/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 -> 1a77a24a73225f9c5b3b30f8d4232ee7a2ca0b0a [2018-11-10 12:57:07,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:57:07,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:57:07,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:57:07,444 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:57:07,444 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:57:07,445 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i [2018-11-10 12:57:07,481 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/3dc04021a/33c89e9ecdd84a37974399b9f1d0e1ef/FLAG28b36961d [2018-11-10 12:57:07,946 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:57:07,947 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i [2018-11-10 12:57:07,958 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/3dc04021a/33c89e9ecdd84a37974399b9f1d0e1ef/FLAG28b36961d [2018-11-10 12:57:07,968 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/3dc04021a/33c89e9ecdd84a37974399b9f1d0e1ef [2018-11-10 12:57:07,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:57:07,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:57:07,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:57:07,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:57:07,974 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:57:07,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:57:07" (1/1) ... [2018-11-10 12:57:07,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a33e7b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:07, skipping insertion in model container [2018-11-10 12:57:07,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:57:07" (1/1) ... [2018-11-10 12:57:07,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:57:08,023 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:57:08,248 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:57:08,252 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:57:08,304 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:57:08,352 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:57:08,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08 WrapperNode [2018-11-10 12:57:08,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:57:08,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:57:08,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:57:08,354 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:57:08,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:57:08,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:57:08,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:57:08,448 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:57:08,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... [2018-11-10 12:57:08,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:57:08,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:57:08,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:57:08,478 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:57:08,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/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 12:57:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:57:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:57:08,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:57:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:57:08,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:57:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:57:08,524 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:57:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:57:08,524 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:57:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:57:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:57:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:57:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:57:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:57:08,526 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 12:57:09,131 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:57:09,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:57:09,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:57:09,164 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:57:09,167 INFO L168 Benchmark]: Toolchain (without parser) took 1196.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -105.8 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:09,168 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:57:09,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:09,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -232.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:09,170 INFO L168 Benchmark]: Boogie Preprocessor took 29.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:09,170 INFO L168 Benchmark]: RCFGBuilder took 688.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:09,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -232.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.59 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 688.34 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: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:57:10,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:57:10,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:57:10,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:57:10,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:57:10,621 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:57:10,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:57:10,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:57:10,624 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:57:10,625 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:57:10,625 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:57:10,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:57:10,626 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:57:10,627 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:57:10,628 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:57:10,628 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:57:10,629 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:57:10,630 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:57:10,632 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:57:10,633 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:57:10,634 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:57:10,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:57:10,636 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:57:10,637 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:57:10,637 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:57:10,637 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:57:10,638 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:57:10,638 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:57:10,639 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:57:10,640 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:57:10,640 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:57:10,641 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:57:10,641 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:57:10,641 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:57:10,642 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:57:10,642 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:57:10,642 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:57:10,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:57:10,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:57:10,654 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:57:10,654 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:57:10,654 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:57:10,654 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:57:10,655 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:57:10,655 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:57:10,656 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:57:10,656 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:57:10,656 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:57:10,656 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:57:10,656 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:57:10,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:57:10,657 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:57:10,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:57:10,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:57:10,658 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:57:10,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:57:10,659 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:57:10,659 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:57:10,661 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_a9146ed5-3da4-467c-8002-4c832541ad8a/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 -> 1a77a24a73225f9c5b3b30f8d4232ee7a2ca0b0a [2018-11-10 12:57:10,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:57:10,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:57:10,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:57:10,703 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:57:10,704 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:57:10,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i [2018-11-10 12:57:10,749 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/017bf2c09/500fde175360435bbbfa3f62cfaf7d3c/FLAGe0f79956b [2018-11-10 12:57:11,093 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:57:11,094 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/sv-benchmarks/c/pthread-wmm/mix011_rmo.oepc_false-unreach-call.i [2018-11-10 12:57:11,104 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/017bf2c09/500fde175360435bbbfa3f62cfaf7d3c/FLAGe0f79956b [2018-11-10 12:57:11,113 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/bin-2019/utaipan/data/017bf2c09/500fde175360435bbbfa3f62cfaf7d3c [2018-11-10 12:57:11,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:57:11,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:57:11,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:57:11,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:57:11,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:57:11,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11, skipping insertion in model container [2018-11-10 12:57:11,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:57:11,161 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:57:11,419 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:57:11,424 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:57:11,473 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:57:11,513 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:57:11,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11 WrapperNode [2018-11-10 12:57:11,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:57:11,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:57:11,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:57:11,514 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:57:11,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:57:11,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:57:11,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:57:11,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:57:11,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... [2018-11-10 12:57:11,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:57:11,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:57:11,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:57:11,628 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:57:11,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:57:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9146ed5-3da4-467c-8002-4c832541ad8a/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 12:57:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:57:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:57:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:57:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:57:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:57:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:57:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:57:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:57:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:57:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:57:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:57:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:57:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:57:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:57:11,667 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 12:57:12,294 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:57:12,325 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:57:12,326 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:57:12,326 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:57:12,329 INFO L168 Benchmark]: Toolchain (without parser) took 1212.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -105.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:12,330 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:57:12,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.50 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:12,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -224.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:12,331 INFO L168 Benchmark]: Boogie Preprocessor took 28.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:57:12,331 INFO L168 Benchmark]: RCFGBuilder took 700.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:12,333 INFO L336 ainManager$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 396.50 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 85.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -224.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.62 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 700.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 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...