./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer_true-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_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/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 e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 .............................................................................................................................................................................................................. 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_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/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 e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:35,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:35,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:35,017 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:35,017 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:35,018 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:35,019 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:35,021 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:35,023 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:35,023 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:35,024 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:35,024 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:35,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:35,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:35,027 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:35,028 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:35,029 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:35,030 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:35,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:35,033 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:35,034 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:35,035 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:35,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:35,037 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:35,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:35,038 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:35,039 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:35,040 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:35,040 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:35,041 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:35,041 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:35,042 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:35,042 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:35,043 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:35,044 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:35,044 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:35,045 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:35,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:35,057 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:35,057 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:35,057 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:35,058 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:35,058 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:35,058 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:35,058 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:35,059 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:35,059 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:35,059 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:35,060 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:35,060 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:35,060 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:35,060 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:35,060 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:35,061 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:35,061 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:35,062 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:35,062 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:35,062 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:35,062 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:35,064 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:35,064 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:35,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:35,065 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:35,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:35,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:35,065 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:35,065 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_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/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 -> e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 [2018-10-27 05:09:35,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:35,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:35,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:35,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:35,114 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:35,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-10-27 05:09:35,168 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/8fea10ab7/a3914ff436e148418ea8fb920dfc550e/FLAG1151c10b0 [2018-10-27 05:09:35,604 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:35,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-10-27 05:09:35,621 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/8fea10ab7/a3914ff436e148418ea8fb920dfc550e/FLAG1151c10b0 [2018-10-27 05:09:35,634 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/8fea10ab7/a3914ff436e148418ea8fb920dfc550e [2018-10-27 05:09:35,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:35,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:35,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:35,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:35,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:35,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:35" (1/1) ... [2018-10-27 05:09:35,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332a80f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:35, skipping insertion in model container [2018-10-27 05:09:35,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:35" (1/1) ... [2018-10-27 05:09:35,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:35,700 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:36,113 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:36,180 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:36,223 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:36,377 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:36,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36 WrapperNode [2018-10-27 05:09:36,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:36,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:36,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:36,379 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:36,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:36,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:36,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:36,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:36,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... [2018-10-27 05:09:36,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:36,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:36,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:36,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:36,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:36,883 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:09:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:09:36,883 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:09:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:09:36,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:09:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:09:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:09:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:09:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-10-27 05:09:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-10-27 05:09:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-10-27 05:09:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-10-27 05:09:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:36,886 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:09:47,168 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:47,261 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:47,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:47,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:47,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:47,263 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:47,266 INFO L168 Benchmark]: Toolchain (without parser) took 11628.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -149.6 MB). Peak memory consumption was 319.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:47,270 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:47,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.55 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 889.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:47,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 889.9 MB in the beginning and 1.1 GB in the end (delta: -236.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:47,272 INFO L168 Benchmark]: Boogie Preprocessor took 183.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:47,272 INFO L168 Benchmark]: RCFGBuilder took 10439.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.8 MB). Peak memory consumption was 305.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:47,276 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 737.55 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 889.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 263.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 889.9 MB in the beginning and 1.1 GB in the end (delta: -236.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 183.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10439.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.8 MB). Peak memory consumption was 305.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:49,160 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:49,161 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:49,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:49,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:49,171 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:49,172 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:49,174 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:49,175 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:49,176 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:49,177 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:49,177 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:49,177 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:49,178 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:49,180 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:49,180 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:49,181 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:49,182 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:49,196 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:49,197 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:49,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:49,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:49,202 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:49,203 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:49,203 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:49,204 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:49,204 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:49,205 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:49,205 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:49,206 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:49,206 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:49,207 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:49,207 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:49,208 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:49,208 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:49,209 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:49,209 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:49,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:49,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:49,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:49,227 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:49,228 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:49,228 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:49,228 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:49,228 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:49,229 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:49,229 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:49,230 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:49,230 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:49,231 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:49,231 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:49,232 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:49,232 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:49,232 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:49,232 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_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/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 -> e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 [2018-10-27 05:09:49,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:49,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:49,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:49,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:49,284 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:49,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-10-27 05:09:49,328 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/19252a543/914dd6df62c148a6b8561dbb454245da/FLAG6af50ce41 [2018-10-27 05:09:49,847 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:49,850 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-10-27 05:09:49,863 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/19252a543/914dd6df62c148a6b8561dbb454245da/FLAG6af50ce41 [2018-10-27 05:09:49,879 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/data/19252a543/914dd6df62c148a6b8561dbb454245da [2018-10-27 05:09:49,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:49,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:49,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:49,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:49,888 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:49,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:49" (1/1) ... [2018-10-27 05:09:49,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0bd90d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:49, skipping insertion in model container [2018-10-27 05:09:49,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:49" (1/1) ... [2018-10-27 05:09:49,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:49,939 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:50,352 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:50,433 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:50,509 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:50,744 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:50,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50 WrapperNode [2018-10-27 05:09:50,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:50,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:50,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:50,745 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:50,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:50,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:51,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:51,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:51,021 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:51,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... [2018-10-27 05:09:51,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:51,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:51,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:51,216 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:51,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e9bd47a-fb08-478a-a93e-f7fcee2e77c9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:09:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:09:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:09:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:09:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:09:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:09:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:09:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:09:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-10-27 05:09:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-10-27 05:09:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-10-27 05:09:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-10-27 05:09:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:51,274 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:01,440 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:01,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:01,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:01,539 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:01,539 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:01,540 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:01,543 INFO L168 Benchmark]: Toolchain (without parser) took 11660.94 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 342.9 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -97.0 MB). Peak memory consumption was 368.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:01,547 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:01,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 863.3 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:01,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 863.3 MB in the beginning and 1.1 GB in the end (delta: -271.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:01,548 INFO L168 Benchmark]: Boogie Preprocessor took 195.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:01,549 INFO L168 Benchmark]: RCFGBuilder took 10326.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.9 MB). Peak memory consumption was 371.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:01,552 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 860.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 863.3 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 274.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 863.3 MB in the beginning and 1.1 GB in the end (delta: -271.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 195.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10326.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.9 MB). Peak memory consumption was 371.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...