./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_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_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 ee3531622ed8659b7ecad376b8ecfbb5bf86750a ............................................................................................................................................................................................................. 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_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 ee3531622ed8659b7ecad376b8ecfbb5bf86750a ....................................................................................................................................................................................................... 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 07:40:00,397 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:40:00,399 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:40:00,409 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:40:00,409 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:40:00,410 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:40:00,411 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:40:00,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:40:00,415 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:40:00,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:40:00,417 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:40:00,417 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:40:00,418 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:40:00,419 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:40:00,420 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:40:00,421 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:40:00,422 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:40:00,423 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:40:00,425 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:40:00,427 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:40:00,428 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:40:00,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:40:00,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:40:00,432 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:40:00,432 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:40:00,433 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:40:00,434 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:40:00,435 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:40:00,436 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:40:00,437 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:40:00,437 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:40:00,438 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:40:00,438 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:40:00,438 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:40:00,439 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:40:00,440 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:40:00,440 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:40:00,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:40:00,453 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:40:00,453 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:40:00,453 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:40:00,454 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:40:00,454 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:40:00,454 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:40:00,454 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:40:00,454 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:40:00,454 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:40:00,455 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:40:00,455 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:40:00,455 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:40:00,456 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:40:00,457 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:40:00,457 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:40:00,457 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:40:00,457 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:40:00,457 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:40:00,457 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:40:00,458 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:40:00,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:40:00,458 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:40:00,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:40:00,458 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:40:00,458 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:40:00,459 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:40:00,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:40:00,459 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:40:00,459 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_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 -> ee3531622ed8659b7ecad376b8ecfbb5bf86750a [2018-11-10 07:40:00,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:40:00,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:40:00,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:40:00,500 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:40:00,500 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:40:00,503 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i [2018-11-10 07:40:00,560 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/0a0c94070/da8f5f3299604e54aa30bd9bea103b07/FLAG511c7994e [2018-11-10 07:40:00,952 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:40:00,952 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i [2018-11-10 07:40:00,963 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/0a0c94070/da8f5f3299604e54aa30bd9bea103b07/FLAG511c7994e [2018-11-10 07:40:00,974 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/0a0c94070/da8f5f3299604e54aa30bd9bea103b07 [2018-11-10 07:40:00,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:40:00,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:40:00,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:00,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:40:00,981 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:40:00,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:00" (1/1) ... [2018-11-10 07:40:00,984 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 07:40:00, skipping insertion in model container [2018-11-10 07:40:00,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:00" (1/1) ... [2018-11-10 07:40:00,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:40:01,026 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:40:01,275 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:01,280 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:40:01,331 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:01,374 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:40:01,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01 WrapperNode [2018-11-10 07:40:01,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:01,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:01,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:40:01,375 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:40:01,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:01,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:40:01,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:40:01,470 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:40:01,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... [2018-11-10 07:40:01,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:40:01,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:40:01,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:40:01,502 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:40:01,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 07:40:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:40:01,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:40:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:40:01,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:40:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:40:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:40:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:40:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:40:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:40:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:40:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:40:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:40:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 07:40:01,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 07:40:01,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:40:01,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:40:01,557 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 07:40:02,295 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:40:02,333 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:02,333 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:02,335 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:40:02,338 INFO L168 Benchmark]: Toolchain (without parser) took 1361.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -113.9 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:02,340 INFO L168 Benchmark]: CDTParser took 2.88 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:40:02,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:02,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -245.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:02,341 INFO L168 Benchmark]: Boogie Preprocessor took 31.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:02,342 INFO L168 Benchmark]: RCFGBuilder took 836.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:02,345 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 396.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 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 94.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -245.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 836.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:40:03,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:40:03,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:40:03,882 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:40:03,882 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:40:03,883 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:40:03,884 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:40:03,885 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:40:03,887 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:40:03,887 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:40:03,888 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:40:03,888 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:40:03,889 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:40:03,890 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:40:03,891 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:40:03,892 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:40:03,893 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:40:03,895 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:40:03,897 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:40:03,898 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:40:03,899 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:40:03,900 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:40:03,902 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:40:03,903 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:40:03,903 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:40:03,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:40:03,904 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:40:03,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:40:03,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:40:03,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:40:03,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:40:03,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:40:03,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:40:03,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:40:03,910 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:40:03,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:40:03,910 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:40:03,923 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:40:03,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:40:03,924 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:40:03,924 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:40:03,925 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:40:03,925 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:40:03,925 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:40:03,925 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:40:03,926 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:40:03,926 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:40:03,926 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:40:03,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:40:03,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:40:03,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:40:03,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:40:03,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:40:03,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:40:03,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:40:03,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:40:03,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:40:03,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:40:03,929 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:40:03,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:40:03,929 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:40:03,931 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:40:03,931 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:40:03,932 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:40:03,932 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_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 -> ee3531622ed8659b7ecad376b8ecfbb5bf86750a [2018-11-10 07:40:03,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:40:03,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:40:03,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:40:03,979 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:40:03,979 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:40:03,979 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i [2018-11-10 07:40:04,034 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/963790198/801084d97af54e63ad73819036829181/FLAG2b8219ef5 [2018-11-10 07:40:04,431 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:40:04,432 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/sv-benchmarks/c/pthread-wmm/mix023_rmo.oepc_false-unreach-call.i [2018-11-10 07:40:04,442 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/963790198/801084d97af54e63ad73819036829181/FLAG2b8219ef5 [2018-11-10 07:40:04,451 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/bin-2019/utaipan/data/963790198/801084d97af54e63ad73819036829181 [2018-11-10 07:40:04,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:40:04,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:40:04,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:04,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:40:04,457 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:40:04,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c1db04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04, skipping insertion in model container [2018-11-10 07:40:04,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:40:04,500 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:40:04,765 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:04,771 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:40:04,827 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:04,868 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:40:04,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04 WrapperNode [2018-11-10 07:40:04,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:04,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:04,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:40:04,870 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:40:04,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:04,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:40:04,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:40:04,968 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:40:04,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:04,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... [2018-11-10 07:40:05,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:40:05,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:40:05,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:40:05,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:40:05,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2f88a4e-9d24-4fb7-9c23-156c1af5a465/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 07:40:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:40:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:40:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:40:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:40:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:40:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:40:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:40:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 07:40:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 07:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:40:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:40:05,049 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 07:40:05,805 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:40:05,849 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:05,849 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:05,850 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:40:05,853 INFO L168 Benchmark]: Toolchain (without parser) took 1399.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -60.3 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:05,854 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:40:05,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.39 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:05,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:05,856 INFO L168 Benchmark]: Boogie Preprocessor took 35.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:40:05,856 INFO L168 Benchmark]: RCFGBuilder took 848.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:05,859 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 414.39 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 98.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.74 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 848.24 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: 106.5 MB). Peak memory consumption was 106.5 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...