./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r_true-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_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 8ede744e67da8369aa4f541e0a309a9dbe7170ed ........................................................................................................................................................................................................................................ 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_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 8ede744e67da8369aa4f541e0a309a9dbe7170ed ................................................................................................................................................................................................................................ 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 15:18:45,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:18:45,804 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:18:45,810 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:18:45,810 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:18:45,811 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:18:45,812 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:18:45,813 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:18:45,814 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:18:45,815 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:18:45,815 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:18:45,816 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:18:45,816 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:18:45,817 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:18:45,818 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:18:45,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:18:45,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:18:45,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:18:45,821 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:18:45,822 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:18:45,823 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:18:45,824 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:18:45,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:18:45,825 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:18:45,826 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:18:45,826 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:18:45,827 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:18:45,827 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:18:45,828 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:18:45,829 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:18:45,829 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:18:45,829 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:18:45,829 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:18:45,830 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:18:45,830 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:18:45,831 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:18:45,831 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:18:45,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:18:45,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:18:45,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:18:45,842 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:18:45,842 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:18:45,842 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:18:45,842 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:18:45,843 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:18:45,844 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:18:45,844 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:18:45,844 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:18:45,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:18:45,845 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:18:45,846 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:18:45,846 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:18:45,846 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:18:45,846 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:18:45,846 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:18:45,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:18:45,846 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:18:45,847 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:18:45,847 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_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 -> 8ede744e67da8369aa4f541e0a309a9dbe7170ed [2018-11-18 15:18:45,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:18:45,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:18:45,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:18:45,884 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:18:45,884 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:18:45,885 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i [2018-11-18 15:18:45,920 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/fb84465d2/935b80e27bc3403981d11a1549cd1f21/FLAG8af4659f1 [2018-11-18 15:18:46,368 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:18:46,368 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i [2018-11-18 15:18:46,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/fb84465d2/935b80e27bc3403981d11a1549cd1f21/FLAG8af4659f1 [2018-11-18 15:18:46,391 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/fb84465d2/935b80e27bc3403981d11a1549cd1f21 [2018-11-18 15:18:46,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:18:46,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:18:46,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:18:46,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:18:46,397 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:18:46,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab0bb1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46, skipping insertion in model container [2018-11-18 15:18:46,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:18:46,441 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:18:46,548 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 15:18:46,661 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:18:46,666 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:18:46,724 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 15:18:46,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:18:46,795 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:18:46,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46 WrapperNode [2018-11-18 15:18:46,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:18:46,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:18:46,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:18:46,796 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:18:46,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:18:46,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:18:46,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:18:46,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:18:46,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... [2018-11-18 15:18:46,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:18:46,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:18:46,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:18:46,847 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:18:46,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 15:18:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 15:18:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 15:18:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2018-11-18 15:18:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2018-11-18 15:18:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 15:18:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 15:18:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:18:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:18:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 15:18:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 15:18:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:18:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 15:18:46,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 15:18:46,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:18:46,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:18:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:18:46,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:18:46,898 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 15:18:47,301 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:18:47,323 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_fn_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,323 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_fn_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,323 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,324 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:47,326 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:18:47,329 INFO L168 Benchmark]: Toolchain (without parser) took 936.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -92.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:47,331 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 15:18:47,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:47,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.48 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:47,332 INFO L168 Benchmark]: Boogie Preprocessor took 25.68 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:47,333 INFO L168 Benchmark]: RCFGBuilder took 481.70 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:47,335 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 401.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.48 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.68 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 481.70 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: 38.5 MB). Peak memory consumption was 38.5 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 15:18:48,773 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:18:48,774 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:18:48,782 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:18:48,782 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:18:48,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:18:48,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:18:48,785 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:18:48,786 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:18:48,786 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:18:48,787 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:18:48,787 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:18:48,788 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:18:48,789 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:18:48,790 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:18:48,790 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:18:48,791 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:18:48,792 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:18:48,794 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:18:48,795 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:18:48,795 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:18:48,796 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:18:48,798 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:18:48,798 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:18:48,798 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:18:48,799 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:18:48,800 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:18:48,800 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:18:48,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:18:48,802 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:18:48,802 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:18:48,802 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:18:48,803 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:18:48,803 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:18:48,803 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:18:48,804 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:18:48,804 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 15:18:48,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:18:48,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:18:48,816 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:18:48,816 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:18:48,816 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:18:48,816 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:18:48,817 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:18:48,817 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:18:48,817 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:18:48,817 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:18:48,818 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:18:48,818 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:18:48,819 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:18:48,819 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:18:48,820 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:18:48,820 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:18:48,820 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:18:48,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:18:48,820 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:18:48,820 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:18:48,821 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:18:48,821 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:18:48,821 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:18:48,821 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:18:48,821 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:18:48,821 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_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 -> 8ede744e67da8369aa4f541e0a309a9dbe7170ed [2018-11-18 15:18:48,850 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:18:48,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:18:48,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:18:48,861 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:18:48,862 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:18:48,862 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/../../sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i [2018-11-18 15:18:48,901 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/1bc8e085e/b729e1ba46ee45f9b20ff956e5e0bc8f/FLAGb974c3112 [2018-11-18 15:18:49,283 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:18:49,283 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/sv-benchmarks/c/pthread-divine/ring_1w1r_true-unreach-call.i [2018-11-18 15:18:49,292 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/1bc8e085e/b729e1ba46ee45f9b20ff956e5e0bc8f/FLAGb974c3112 [2018-11-18 15:18:49,660 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/bin-2019/utaipan/data/1bc8e085e/b729e1ba46ee45f9b20ff956e5e0bc8f [2018-11-18 15:18:49,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:18:49,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:18:49,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:18:49,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:18:49,666 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:18:49,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:18:49" (1/1) ... [2018-11-18 15:18:49,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3885419b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:49, skipping insertion in model container [2018-11-18 15:18:49,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:18:49" (1/1) ... [2018-11-18 15:18:49,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:18:49,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:18:49,851 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 15:18:50,050 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:18:50,062 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:18:50,078 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-18 15:18:50,109 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:18:50,195 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:18:50,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50 WrapperNode [2018-11-18 15:18:50,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:18:50,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:18:50,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:18:50,196 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:18:50,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:18:50,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:18:50,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:18:50,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:18:50,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... [2018-11-18 15:18:50,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:18:50,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:18:50,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:18:50,295 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:18:50,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:18:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_abafaddb-eb5e-47c3-a5e4-de8c7cc606ea/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 15:18:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:18:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-18 15:18:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-18 15:18:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2018-11-18 15:18:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2018-11-18 15:18:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2018-11-18 15:18:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2018-11-18 15:18:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:18:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:18:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-11-18 15:18:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-11-18 15:18:50,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2018-11-18 15:18:50,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2018-11-18 15:18:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:18:50,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:18:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:18:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:18:50,343 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 15:18:50,612 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:18:50,630 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_fn_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,630 WARN L317 ript$VariableManager]: TermVariabe |Thread0_reader_fn_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,630 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,630 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~r~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~r~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,631 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,632 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,632 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,632 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,632 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,632 WARN L317 ript$VariableManager]: TermVariabe Thread0_reader_fn_~last~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:18:50,633 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 15:18:50,635 INFO L168 Benchmark]: Toolchain (without parser) took 973.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:18:50,636 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:18:50,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:50,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -222.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:50,638 INFO L168 Benchmark]: Boogie Preprocessor took 29.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:18:50,638 INFO L168 Benchmark]: RCFGBuilder took 339.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.4 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:18:50,640 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 532.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -222.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.47 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. * RCFGBuilder took 339.36 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: 37.4 MB). Peak memory consumption was 37.4 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...