./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 ......................................................................................................................................................................................................................................... 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_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 ...................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:44:49,544 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:44:49,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:44:49,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:44:49,553 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:44:49,554 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:44:49,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:44:49,555 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:44:49,556 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:44:49,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:44:49,558 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:44:49,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:44:49,559 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:44:49,559 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:44:49,560 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:44:49,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:44:49,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:44:49,563 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:44:49,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:44:49,566 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:44:49,567 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:44:49,568 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:44:49,569 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:44:49,570 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:44:49,570 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:44:49,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:44:49,571 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:44:49,572 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:44:49,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:44:49,573 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:44:49,573 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:44:49,574 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:44:49,574 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:44:49,575 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:44:49,575 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:44:49,576 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:44:49,576 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:44:49,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:44:49,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:44:49,587 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:44:49,588 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:44:49,588 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:44:49,589 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:44:49,589 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:44:49,589 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:44:49,590 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:44:49,591 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:44:49,592 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:44:49,592 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:44:49,592 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:44:49,592 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:44:49,592 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:44:49,592 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:44:49,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:44:49,593 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:44:49,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:44:49,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:44:49,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:44:49,595 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:44:49,595 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:44:49,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:44:49,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:44:49,595 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:44:49,596 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_828088f0-6c99-493c-8f0d-5fb77300d5a7/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2018-11-18 12:44:49,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:44:49,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:44:49,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:44:49,630 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:44:49,630 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:44:49,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-11-18 12:44:49,664 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/a74f1cc4e/daf7122a5ced43dd986588abe2e7fcd3/FLAGd097f29f8 [2018-11-18 12:44:50,095 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:44:50,095 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-11-18 12:44:50,104 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/a74f1cc4e/daf7122a5ced43dd986588abe2e7fcd3/FLAGd097f29f8 [2018-11-18 12:44:50,115 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/a74f1cc4e/daf7122a5ced43dd986588abe2e7fcd3 [2018-11-18 12:44:50,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:44:50,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:44:50,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:44:50,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:44:50,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:44:50,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7028a05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50, skipping insertion in model container [2018-11-18 12:44:50,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:44:50,156 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:44:50,271 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:44:50,393 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:44:50,398 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:44:50,453 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:44:50,479 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:44:50,539 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:44:50,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50 WrapperNode [2018-11-18 12:44:50,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:44:50,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:44:50,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:44:50,540 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:44:50,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:44:50,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:44:50,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:44:50,562 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:44:50,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... [2018-11-18 12:44:50,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:44:50,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:44:50,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:44:50,582 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:44:50,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:44:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 12:44:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 12:44:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 12:44:50,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 12:44:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:44:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 12:44:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:44:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 12:44:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 12:44:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 12:44:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 12:44:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:44:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:44:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2018-11-18 12:44:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2018-11-18 12:44:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:44:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:44:50,628 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:44:50,921 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:44:50,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_nowait_fn_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_nowait_fn_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,940 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,940 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,940 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,941 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,942 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:50,943 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:44:50,946 INFO L168 Benchmark]: Toolchain (without parser) took 828.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:50,947 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:44:50,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:50,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:44:50,948 INFO L168 Benchmark]: Boogie Preprocessor took 20.16 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:50,948 INFO L168 Benchmark]: RCFGBuilder took 363.45 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:50,950 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 421.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.16 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 363.45 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:44:52,353 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:44:52,354 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:44:52,361 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:44:52,362 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:44:52,362 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:44:52,363 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:44:52,364 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:44:52,365 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:44:52,365 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:44:52,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:44:52,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:44:52,367 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:44:52,367 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:44:52,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:44:52,369 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:44:52,370 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:44:52,371 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:44:52,373 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:44:52,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:44:52,375 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:44:52,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:44:52,377 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:44:52,377 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:44:52,377 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:44:52,378 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:44:52,379 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:44:52,379 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:44:52,380 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:44:52,381 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:44:52,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:44:52,382 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:44:52,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:44:52,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:44:52,383 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:44:52,383 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:44:52,383 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 12:44:52,394 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:44:52,394 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:44:52,394 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:44:52,395 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:44:52,395 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:44:52,396 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:44:52,396 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:44:52,397 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:44:52,397 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:44:52,397 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:44:52,397 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:44:52,397 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:44:52,399 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:44:52,399 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:44:52,399 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 12:44:52,400 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:44:52,400 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:44:52,400 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:44:52,400 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_828088f0-6c99-493c-8f0d-5fb77300d5a7/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2018-11-18 12:44:52,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:44:52,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:44:52,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:44:52,438 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:44:52,438 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:44:52,439 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-11-18 12:44:52,473 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/441dec3be/971cdebd781f4e30a9c11d7f86bfc07b/FLAGa5681ced5 [2018-11-18 12:44:52,920 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:44:52,920 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-11-18 12:44:52,928 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/441dec3be/971cdebd781f4e30a9c11d7f86bfc07b/FLAGa5681ced5 [2018-11-18 12:44:52,937 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/data/441dec3be/971cdebd781f4e30a9c11d7f86bfc07b [2018-11-18 12:44:52,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:44:52,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:44:52,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:44:52,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:44:52,944 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:44:52,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:44:52" (1/1) ... [2018-11-18 12:44:52,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c99fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:52, skipping insertion in model container [2018-11-18 12:44:52,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:44:52" (1/1) ... [2018-11-18 12:44:52,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:44:52,981 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:44:53,100 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:44:53,235 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:44:53,243 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:44:53,297 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:44:53,323 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:44:53,393 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:44:53,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53 WrapperNode [2018-11-18 12:44:53,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:44:53,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:44:53,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:44:53,395 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:44:53,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:44:53,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:44:53,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:44:53,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:44:53,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... [2018-11-18 12:44:53,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:44:53,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:44:53,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:44:53,454 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:44:53,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:44:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_828088f0-6c99-493c-8f0d-5fb77300d5a7/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:44:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:44:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 12:44:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 12:44:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 12:44:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 12:44:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:44:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:44:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2018-11-18 12:44:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:44:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:44:53,490 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:44:53,779 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:44:53,799 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_nowait_fn_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,799 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_nowait_fn_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,799 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,799 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,799 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,800 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,801 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,801 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,801 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_nowait_fn_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:44:53,802 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:44:53,804 INFO L168 Benchmark]: Toolchain (without parser) took 864.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -89.0 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:53,805 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:44:53,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -135.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:53,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:44:53,806 INFO L168 Benchmark]: Boogie Preprocessor took 28.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:53,807 INFO L168 Benchmark]: RCFGBuilder took 350.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:44:53,809 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 452.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -135.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 350.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...