./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_longest_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_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/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 bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 ................................................................................................................................................................................................................. 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_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/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 bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 ................................................................................................................................................................................................ 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 03:39:14,456 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:39:14,457 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:39:14,464 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:39:14,464 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:39:14,465 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:39:14,465 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:39:14,466 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:39:14,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:39:14,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:39:14,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:39:14,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:39:14,469 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:39:14,470 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:39:14,472 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:39:14,472 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:39:14,473 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:39:14,474 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:39:14,475 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:39:14,476 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:39:14,477 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:39:14,478 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:39:14,480 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:39:14,480 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:39:14,480 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:39:14,480 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:39:14,481 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:39:14,481 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:39:14,482 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:39:14,483 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:39:14,483 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:39:14,484 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:39:14,484 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:39:14,484 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:39:14,485 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:39:14,485 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:39:14,485 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:39:14,495 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:39:14,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:39:14,495 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:39:14,495 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:39:14,496 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:39:14,496 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:39:14,497 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:39:14,497 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:39:14,497 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:39:14,497 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:39:14,498 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:39:14,499 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:39:14,499 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:39:14,499 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:39:14,500 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:39:14,500 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:39:14,500 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:39:14,500 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:39:14,500 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_a6157650-0604-42aa-8c29-682b9057256e/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 -> bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 [2018-11-10 03:39:14,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:39:14,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:39:14,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:39:14,535 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:39:14,535 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:39:14,536 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-11-10 03:39:14,571 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/3207edf26/3cf57e63bd63428480340d967f255533/FLAG3e033b7f4 [2018-11-10 03:39:15,037 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:39:15,037 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-11-10 03:39:15,049 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/3207edf26/3cf57e63bd63428480340d967f255533/FLAG3e033b7f4 [2018-11-10 03:39:15,059 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/3207edf26/3cf57e63bd63428480340d967f255533 [2018-11-10 03:39:15,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:39:15,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:39:15,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:39:15,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:39:15,065 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:39:15,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b5db350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15, skipping insertion in model container [2018-11-10 03:39:15,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:39:15,111 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:39:15,381 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:39:15,424 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:39:15,460 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:39:15,658 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:39:15,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15 WrapperNode [2018-11-10 03:39:15,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:39:15,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:39:15,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:39:15,660 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:39:15,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:39:15,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:39:15,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:39:15,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:39:15,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:15,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:16,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:16,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... [2018-11-10 03:39:16,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:39:16,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:39:16,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:39:16,097 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:39:16,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/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 03:39:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 03:39:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 03:39:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 03:39:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 03:39:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:39:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:39:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-11-10 03:39:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-11-10 03:39:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-11-10 03:39:16,143 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-11-10 03:39:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-10 03:39:16,143 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-10 03:39:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-11-10 03:39:16,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-11-10 03:39:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:39:16,143 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:39:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:39:16,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:39:16,146 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 03:39:22,740 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:39:22,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:39:22,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:39:22,897 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:39:22,901 INFO L168 Benchmark]: Toolchain (without parser) took 7839.67 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 550.0 MB). Free memory was 957.5 MB in the beginning and 1.4 GB in the end (delta: -447.3 MB). Peak memory consumption was 547.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:22,903 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:39:22,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -139.2 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:22,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:22,905 INFO L168 Benchmark]: Boogie Preprocessor took 232.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:22,905 INFO L168 Benchmark]: RCFGBuilder took 6803.97 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 391.6 MB). Free memory was 999.2 MB in the beginning and 1.4 GB in the end (delta: -405.6 MB). Peak memory consumption was 430.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:22,908 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 596.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -139.2 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 204.65 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: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 232.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6803.97 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 391.6 MB). Free memory was 999.2 MB in the beginning and 1.4 GB in the end (delta: -405.6 MB). Peak memory consumption was 430.8 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 03:39:24,409 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:39:24,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:39:24,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:39:24,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:39:24,419 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:39:24,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:39:24,421 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:39:24,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:39:24,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:39:24,423 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:39:24,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:39:24,424 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:39:24,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:39:24,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:39:24,426 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:39:24,427 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:39:24,428 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:39:24,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:39:24,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:39:24,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:39:24,444 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:39:24,446 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:39:24,446 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:39:24,446 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:39:24,447 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:39:24,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:39:24,448 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:39:24,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:39:24,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:39:24,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:39:24,450 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:39:24,450 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:39:24,450 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:39:24,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:39:24,451 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:39:24,451 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:39:24,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:39:24,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:39:24,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:39:24,461 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:39:24,462 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:39:24,462 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:39:24,462 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:39:24,462 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:39:24,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:39:24,463 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:39:24,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:39:24,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:39:24,465 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:39:24,465 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:39:24,466 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_a6157650-0604-42aa-8c29-682b9057256e/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 -> bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 [2018-11-10 03:39:24,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:39:24,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:39:24,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:39:24,508 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:39:24,508 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:39:24,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-11-10 03:39:24,554 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/99bec2136/aaf7d3f139ad48da9e9084b8efea2081/FLAG7b4f0019a [2018-11-10 03:39:24,926 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:39:24,927 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-11-10 03:39:24,938 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/99bec2136/aaf7d3f139ad48da9e9084b8efea2081/FLAG7b4f0019a [2018-11-10 03:39:24,947 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/bin-2019/utaipan/data/99bec2136/aaf7d3f139ad48da9e9084b8efea2081 [2018-11-10 03:39:24,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:39:24,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:39:24,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:39:24,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:39:24,954 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:39:24,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:39:24" (1/1) ... [2018-11-10 03:39:24,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a2705b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:24, skipping insertion in model container [2018-11-10 03:39:24,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:39:24" (1/1) ... [2018-11-10 03:39:24,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:39:25,000 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:39:25,318 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:39:25,373 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:39:25,422 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:39:25,641 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:39:25,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25 WrapperNode [2018-11-10 03:39:25,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:39:25,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:39:25,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:39:25,643 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:39:25,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:25,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:25,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:39:25,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:39:25,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:39:25,896 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:39:25,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:25,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:25,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:25,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:26,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:26,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:26,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... [2018-11-10 03:39:26,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:39:26,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:39:26,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:39:26,113 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:39:26,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:39:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6157650-0604-42aa-8c29-682b9057256e/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 03:39:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 03:39:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 03:39:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 03:39:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 03:39:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:39:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:39:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-11-10 03:39:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-11-10 03:39:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-11-10 03:39:26,162 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-11-10 03:39:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-10 03:39:26,162 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-10 03:39:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-11-10 03:39:26,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-11-10 03:39:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:39:26,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:39:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:39:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:39:26,165 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 03:39:39,530 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:39:39,752 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:39:39,753 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:39:39,753 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:39:39,756 INFO L168 Benchmark]: Toolchain (without parser) took 14806.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 493.9 MB). Free memory was 945.5 MB in the beginning and 1.4 GB in the end (delta: -427.0 MB). Peak memory consumption was 548.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:39,758 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:39:39,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.15 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 847.7 MB in the end (delta: 97.7 MB). Peak memory consumption was 97.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:39,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 847.7 MB in the beginning and 1.1 GB in the end (delta: -225.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:39,761 INFO L168 Benchmark]: Boogie Preprocessor took 217.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:39,762 INFO L168 Benchmark]: RCFGBuilder took 13642.97 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 370.7 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -353.3 MB). Peak memory consumption was 499.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:39:39,765 INFO L336 ainManager$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 691.15 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 847.7 MB in the end (delta: 97.7 MB). Peak memory consumption was 97.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 253.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 847.7 MB in the beginning and 1.1 GB in the end (delta: -225.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 217.20 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: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 13642.97 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 370.7 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -353.3 MB). Peak memory consumption was 499.2 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...