./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-divine/ring_2w1r_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_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 ae65fe7216104c9a7c82502566c2e5b8bb01bab4 ........................................................................................................................................................................................................................................ 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_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 ae65fe7216104c9a7c82502566c2e5b8bb01bab4 ..................................................................................................................................................................................................................................... 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 12:47:06,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:47:06,618 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:47:06,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:47:06,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:47:06,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:47:06,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:47:06,627 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:47:06,628 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:47:06,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:47:06,630 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:47:06,630 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:47:06,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:47:06,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:47:06,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:47:06,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:47:06,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:47:06,634 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:47:06,635 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:47:06,636 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:47:06,637 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:47:06,638 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:47:06,639 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:47:06,639 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:47:06,639 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:47:06,640 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:47:06,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:47:06,641 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:47:06,642 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:47:06,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:47:06,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:47:06,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:47:06,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:47:06,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:47:06,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:47:06,644 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:47:06,644 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:47:06,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:47:06,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:47:06,654 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:47:06,654 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:47:06,654 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:47:06,654 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:47:06,654 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:47:06,655 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:47:06,656 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:47:06,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:47:06,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:47:06,657 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:47:06,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:47:06,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:47:06,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:47:06,659 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:47:06,659 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_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 -> ae65fe7216104c9a7c82502566c2e5b8bb01bab4 [2018-11-18 12:47:06,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:47:06,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:47:06,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:47:06,689 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:47:06,690 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:47:06,690 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i [2018-11-18 12:47:06,729 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/e4bdbcb5b/ce0fefb346d342b9bf7ff529621bce18/FLAG16c072b3a [2018-11-18 12:47:07,179 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:47:07,180 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i [2018-11-18 12:47:07,191 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/e4bdbcb5b/ce0fefb346d342b9bf7ff529621bce18/FLAG16c072b3a [2018-11-18 12:47:07,202 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/e4bdbcb5b/ce0fefb346d342b9bf7ff529621bce18 [2018-11-18 12:47:07,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:47:07,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:47:07,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:47:07,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:47:07,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:47:07,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2713e74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07, skipping insertion in model container [2018-11-18 12:47:07,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:47:07,251 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:47:07,363 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:47:07,555 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:47:07,608 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:47:07,619 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:47:07,648 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:47:07,756 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:47:07,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07 WrapperNode [2018-11-18 12:47:07,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:47:07,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:47:07,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:47:07,758 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:47:07,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:47:07,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:47:07,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:47:07,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:47:07,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... [2018-11-18 12:47:07,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:47:07,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:47:07,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:47:07,819 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:47:07,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 12:47:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2018-11-18 12:47:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2018-11-18 12:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 12:47:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 12:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 12:47:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 12:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:47:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 12:47:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 12:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 12:47:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 12:47:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 12:47:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 12:47:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:47:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:47:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:47:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:47:07,870 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 12:47:08,281 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:47:08,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,304 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,304 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,304 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,306 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,306 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,306 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,306 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,306 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:08,307 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 12:47:08,309 INFO L168 Benchmark]: Toolchain (without parser) took 1104.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -64.5 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:08,311 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:47:08,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:08,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.41 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 12:47:08,312 INFO L168 Benchmark]: Boogie Preprocessor took 29.14 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:08,312 INFO L168 Benchmark]: RCFGBuilder took 490.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:08,315 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 550.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.41 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 29.14 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 490.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 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 12:47:09,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:47:09,726 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:47:09,734 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:47:09,734 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:47:09,735 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:47:09,735 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:47:09,737 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:47:09,738 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:47:09,738 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:47:09,739 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:47:09,739 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:47:09,739 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:47:09,740 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:47:09,741 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:47:09,741 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:47:09,742 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:47:09,743 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:47:09,744 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:47:09,745 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:47:09,746 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:47:09,747 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:47:09,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:47:09,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:47:09,749 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:47:09,749 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:47:09,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:47:09,750 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:47:09,751 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:47:09,752 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:47:09,752 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:47:09,752 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:47:09,752 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:47:09,752 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:47:09,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:47:09,753 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:47:09,754 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 12:47:09,763 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:47:09,764 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:47:09,764 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:47:09,764 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:47:09,764 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:47:09,764 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:47:09,765 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:47:09,765 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:47:09,765 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:47:09,765 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:47:09,765 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:47:09,766 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:47:09,767 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:47:09,767 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:47:09,768 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 12:47:09,768 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:47:09,769 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:47:09,769 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:47:09,769 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_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 -> ae65fe7216104c9a7c82502566c2e5b8bb01bab4 [2018-11-18 12:47:09,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:47:09,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:47:09,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:47:09,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:47:09,811 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:47:09,812 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i [2018-11-18 12:47:09,852 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/5ca67b540/0299c3b1394c49738b9f23f77f00a85f/FLAGa5ac1e09d [2018-11-18 12:47:10,309 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:47:10,310 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/sv-benchmarks/c/pthread-divine/ring_2w1r_false-unreach-call.i [2018-11-18 12:47:10,321 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/5ca67b540/0299c3b1394c49738b9f23f77f00a85f/FLAGa5ac1e09d [2018-11-18 12:47:10,829 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/bin-2019/utaipan/data/5ca67b540/0299c3b1394c49738b9f23f77f00a85f [2018-11-18 12:47:10,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:47:10,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:47:10,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:47:10,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:47:10,834 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:47:10,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:47:10" (1/1) ... [2018-11-18 12:47:10,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2efbd58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:10, skipping insertion in model container [2018-11-18 12:47:10,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:47:10" (1/1) ... [2018-11-18 12:47:10,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:47:10,880 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:47:11,014 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:47:11,208 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:47:11,216 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:47:11,270 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 12:47:11,301 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:47:11,377 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:47:11,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11 WrapperNode [2018-11-18 12:47:11,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:47:11,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:47:11,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:47:11,378 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:47:11,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:47:11,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:47:11,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:47:11,406 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:47:11,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... [2018-11-18 12:47:11,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:47:11,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:47:11,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:47:11,439 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:47:11,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:47:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21022fbd-3d42-479a-9207-bb4e2e0ae937/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 12:47:11,483 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2018-11-18 12:47:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2018-11-18 12:47:11,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:47:11,483 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 12:47:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 12:47:11,483 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 12:47:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:47:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 12:47:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:47:11,484 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 12:47:11,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 12:47:11,485 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 12:47:11,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 12:47:11,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:47:11,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:47:11,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:47:11,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:47:11,486 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 12:47:11,860 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:47:11,882 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,882 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,883 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,884 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,885 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_two_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,885 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,885 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_two_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:11,885 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:47:11,888 INFO L168 Benchmark]: Toolchain (without parser) took 1057.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -72.5 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:11,890 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:47:11,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:11,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:47:11,891 INFO L168 Benchmark]: Boogie Preprocessor took 31.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:47:11,891 INFO L168 Benchmark]: RCFGBuilder took 449.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:11,893 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 545.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.97 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 31.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 449.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 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...