./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_longer_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_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/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 503becab32df26e7fb48d4b324b68cdf317e346a ................................................................................................................................................................................................................ 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_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/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 503becab32df26e7fb48d4b324b68cdf317e346a ................................................................................................................................................................................................. 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 05:07:46,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:46,956 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:46,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:46,965 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:46,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:46,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:46,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:46,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:46,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:46,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:46,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:46,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:46,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:46,973 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:46,974 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:46,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:46,976 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:46,977 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:46,978 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:46,979 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:46,980 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:46,982 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:46,982 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:46,983 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:46,984 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:46,984 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:46,985 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:46,986 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:46,986 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:46,987 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:46,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:46,988 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:46,988 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:46,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:46,989 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:46,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:07:47,000 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:47,001 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:47,001 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:47,001 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:47,002 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:07:47,002 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:47,003 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:47,004 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:47,004 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:07:47,004 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:47,004 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:47,005 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:47,005 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:47,006 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:47,006 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:47,007 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:07:47,007 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:47,007 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:07:47,007 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:07:47,007 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_857bd431-52e9-467a-9540-b2882012da2f/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 -> 503becab32df26e7fb48d4b324b68cdf317e346a [2018-10-27 05:07:47,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:47,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:47,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:47,052 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:47,052 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:47,053 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 05:07:47,091 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/53e505efa/c69a174e53e54beeb1c82645ee754af7/FLAG1ddf5347e [2018-10-27 05:07:47,520 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:47,521 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 05:07:47,535 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/53e505efa/c69a174e53e54beeb1c82645ee754af7/FLAG1ddf5347e [2018-10-27 05:07:47,546 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/53e505efa/c69a174e53e54beeb1c82645ee754af7 [2018-10-27 05:07:47,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:47,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:47,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:47,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:47,555 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:47,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:47" (1/1) ... [2018-10-27 05:07:47,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3493b476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:47, skipping insertion in model container [2018-10-27 05:07:47,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:47" (1/1) ... [2018-10-27 05:07:47,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:47,608 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:47,997 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:48,064 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:48,120 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:48,283 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:48,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48 WrapperNode [2018-10-27 05:07:48,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:48,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:48,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:48,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:48,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:48,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:48,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:48,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:48,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... [2018-10-27 05:07:48,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:48,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:48,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:48,732 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:48,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/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 05:07:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:07:48,778 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:07:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:07:48,778 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:07:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:48,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:07:48,779 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:07:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:07:48,779 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:07:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-10-27 05:07:48,780 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-10-27 05:07:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-10-27 05:07:48,780 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-10-27 05:07:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:48,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:48,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:48,782 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 05:07:56,159 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:56,270 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:56,271 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:56,272 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:56,279 INFO L168 Benchmark]: Toolchain (without parser) took 8728.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 316.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:56,281 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:56,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 886.8 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:56,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 886.8 MB in the beginning and 1.1 GB in the end (delta: -239.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:56,283 INFO L168 Benchmark]: Boogie Preprocessor took 196.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:56,284 INFO L168 Benchmark]: RCFGBuilder took 7546.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 304.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:56,287 INFO L336 ainManager$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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 731.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 886.8 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 250.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 886.8 MB in the beginning and 1.1 GB in the end (delta: -239.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 196.69 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7546.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 304.8 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 [2018-10-27 05:07:58,092 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:58,093 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:58,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:58,102 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:58,103 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:58,104 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:58,105 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:58,107 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:58,107 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:58,108 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:58,108 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:58,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:58,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:58,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:58,111 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:58,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:58,113 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:58,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:58,116 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:58,117 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:58,118 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:58,120 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:58,120 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:58,120 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:58,121 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:58,122 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:58,122 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:58,123 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:58,124 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:58,124 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:58,125 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:58,125 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:58,125 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:58,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:58,126 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:58,127 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:07:58,137 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:58,138 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:58,138 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:58,138 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:58,139 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:58,139 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:58,139 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:58,139 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:58,140 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:58,140 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:58,140 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:58,140 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:58,141 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:58,141 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:58,141 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:58,141 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:07:58,141 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:07:58,142 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:58,142 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:58,142 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:58,142 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:58,142 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:58,143 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:58,143 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:58,143 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:58,143 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:58,143 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:58,144 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:58,144 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:07:58,144 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:58,144 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:07:58,144 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:07:58,144 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_857bd431-52e9-467a-9540-b2882012da2f/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 -> 503becab32df26e7fb48d4b324b68cdf317e346a [2018-10-27 05:07:58,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:58,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:58,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:58,195 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:58,195 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:58,196 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 05:07:58,242 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/7cc1533a0/6a84a99e44e445489e1561fc8348df30/FLAG82d1131d9 [2018-10-27 05:07:58,677 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:58,678 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 05:07:58,690 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/7cc1533a0/6a84a99e44e445489e1561fc8348df30/FLAG82d1131d9 [2018-10-27 05:07:58,702 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/bin-2019/utaipan/data/7cc1533a0/6a84a99e44e445489e1561fc8348df30 [2018-10-27 05:07:58,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:58,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:58,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:58,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:58,710 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:58,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:58" (1/1) ... [2018-10-27 05:07:58,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e9e58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:58, skipping insertion in model container [2018-10-27 05:07:58,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:58" (1/1) ... [2018-10-27 05:07:58,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:58,762 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:59,196 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:59,265 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:59,313 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:59,577 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:59,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59 WrapperNode [2018-10-27 05:07:59,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:59,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:59,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:59,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:59,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:59,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:59,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:59,797 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:59,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... [2018-10-27 05:07:59,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:59,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:59,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:59,936 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:59,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_857bd431-52e9-467a-9540-b2882012da2f/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 05:07:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:07:59,986 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:07:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:07:59,986 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:07:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:59,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:07:59,987 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:07:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:07:59,987 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:07:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-10-27 05:07:59,988 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-10-27 05:07:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2018-10-27 05:07:59,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2018-10-27 05:07:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:59,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:59,990 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 05:08:10,179 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:10,290 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,295 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,296 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:10,305 INFO L168 Benchmark]: Toolchain (without parser) took 11599.00 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 356.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -115.7 MB). Peak memory consumption was 376.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,307 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:10,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 871.02 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 866.0 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 866.0 MB in the beginning and 1.1 GB in the end (delta: -277.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,308 INFO L168 Benchmark]: Boogie Preprocessor took 139.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,308 INFO L168 Benchmark]: RCFGBuilder took 10367.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 374.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,312 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 871.02 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 866.0 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 218.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 866.0 MB in the beginning and 1.1 GB in the end (delta: -277.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.09 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10367.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 374.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...