./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 a556de93c3c1f46e750dc4069486c6c5a78890a2 ............................................................................................................................................................................................................. 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_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 a556de93c3c1f46e750dc4069486c6c5a78890a2 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:43:03,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:43:03,670 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:43:03,678 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:43:03,678 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:43:03,679 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:43:03,680 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:43:03,681 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:43:03,682 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:43:03,683 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:43:03,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:43:03,683 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:43:03,684 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:43:03,685 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:43:03,685 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:43:03,686 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:43:03,686 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:43:03,688 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:43:03,689 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:43:03,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:43:03,691 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:43:03,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:43:03,693 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:43:03,693 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:43:03,693 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:43:03,694 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:43:03,695 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:43:03,695 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:43:03,696 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:43:03,697 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:43:03,697 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:43:03,697 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:43:03,697 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:43:03,698 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:43:03,698 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:43:03,699 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:43:03,699 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:43:03,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:43:03,709 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:43:03,709 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:43:03,709 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:43:03,709 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:43:03,710 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:43:03,710 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:43:03,710 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:43:03,710 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:43:03,710 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:43:03,710 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:43:03,711 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:43:03,711 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:43:03,711 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:43:03,711 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:43:03,711 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:43:03,711 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:43:03,712 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:43:03,712 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:03,713 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:43:03,713 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:43:03,714 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:43:03,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:43:03,714 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:43:03,714 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_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 -> a556de93c3c1f46e750dc4069486c6c5a78890a2 [2018-11-10 07:43:03,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:43:03,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:43:03,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:43:03,750 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:43:03,750 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:43:03,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i [2018-11-10 07:43:03,788 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/68ea96a6e/451e3422d69c4879a885f62c37224ef0/FLAGa3117f37f [2018-11-10 07:43:04,229 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:43:04,230 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i [2018-11-10 07:43:04,239 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/68ea96a6e/451e3422d69c4879a885f62c37224ef0/FLAGa3117f37f [2018-11-10 07:43:04,248 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/68ea96a6e/451e3422d69c4879a885f62c37224ef0 [2018-11-10 07:43:04,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:43:04,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:43:04,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:04,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:43:04,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:43:04,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ca774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04, skipping insertion in model container [2018-11-10 07:43:04,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:43:04,292 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:43:04,523 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:04,530 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:43:04,566 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:04,601 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:43:04,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04 WrapperNode [2018-11-10 07:43:04,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:04,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:04,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:43:04,602 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:43:04,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:04,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:43:04,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:43:04,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:43:04,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... [2018-11-10 07:43:04,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:43:04,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:43:04,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:43:04,723 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:43:04,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 [2018-11-10 07:43:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:43:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:43:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:43:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:43:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:43:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:43:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:43:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:43:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:43:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:43:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:43:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:43:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:43:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:43:04,782 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:43:05,639 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:43:05,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,679 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,679 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:05,680 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:43:05,683 INFO L168 Benchmark]: Toolchain (without parser) took 1431.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -90.8 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:05,684 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:05,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 916.2 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:05,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -234.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:05,685 INFO L168 Benchmark]: Boogie Preprocessor took 31.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:05,686 INFO L168 Benchmark]: RCFGBuilder took 959.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:05,688 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 916.2 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -234.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 959.55 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: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:43:07,106 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:43:07,108 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:43:07,116 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:43:07,116 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:43:07,117 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:43:07,118 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:43:07,119 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:43:07,120 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:43:07,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:43:07,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:43:07,122 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:43:07,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:43:07,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:43:07,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:43:07,125 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:43:07,126 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:43:07,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:43:07,129 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:43:07,130 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:43:07,131 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:43:07,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:43:07,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:43:07,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:43:07,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:43:07,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:43:07,136 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:43:07,136 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:43:07,137 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:43:07,138 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:43:07,138 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:43:07,138 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:43:07,139 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:43:07,139 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:43:07,139 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:43:07,140 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:43:07,140 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:43:07,152 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:43:07,153 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:43:07,153 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:43:07,153 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:43:07,154 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:43:07,154 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:43:07,154 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:43:07,154 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:43:07,155 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:43:07,155 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:43:07,156 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:43:07,156 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:43:07,156 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:43:07,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:43:07,156 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:07,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:43:07,158 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:43:07,159 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:43:07,159 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:43:07,159 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:43:07,159 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:43:07,159 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_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 -> a556de93c3c1f46e750dc4069486c6c5a78890a2 [2018-11-10 07:43:07,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:43:07,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:43:07,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:43:07,204 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:43:07,204 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:43:07,204 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i [2018-11-10 07:43:07,255 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/221da5231/cdefa8b7ad7241d8b51e61d293ce6925/FLAG933fdde2d [2018-11-10 07:43:07,621 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:43:07,621 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/sv-benchmarks/c/pthread-wmm/safe012_power.opt_false-unreach-call.i [2018-11-10 07:43:07,630 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/221da5231/cdefa8b7ad7241d8b51e61d293ce6925/FLAG933fdde2d [2018-11-10 07:43:07,639 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/bin-2019/utaipan/data/221da5231/cdefa8b7ad7241d8b51e61d293ce6925 [2018-11-10 07:43:07,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:43:07,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:43:07,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:07,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:43:07,646 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:43:07,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:07" (1/1) ... [2018-11-10 07:43:07,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c1db04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:07, skipping insertion in model container [2018-11-10 07:43:07,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:07" (1/1) ... [2018-11-10 07:43:07,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:43:07,689 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:43:07,950 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:07,963 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:43:08,016 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:08,072 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:43:08,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08 WrapperNode [2018-11-10 07:43:08,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:08,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:08,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:43:08,073 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:43:08,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:08,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:43:08,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:43:08,160 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:43:08,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... [2018-11-10 07:43:08,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:43:08,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:43:08,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:43:08,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:43:08,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0042861d-e693-4cdc-876f-5a9ea1ae4e3c/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 [2018-11-10 07:43:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:43:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:43:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:43:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:43:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:43:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:43:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:43:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:43:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:43:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:43:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:43:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:43:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:43:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:43:08,234 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:43:09,041 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:43:09,082 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,082 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,083 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,083 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,084 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,084 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:09,086 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:43:09,088 INFO L168 Benchmark]: Toolchain (without parser) took 1445.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -69.4 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:09,089 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:09,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 900.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:09,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 900.9 MB in the beginning and 1.1 GB in the end (delta: -225.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:09,090 INFO L168 Benchmark]: Boogie Preprocessor took 33.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:09,091 INFO L168 Benchmark]: RCFGBuilder took 894.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 113.3 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:09,093 INFO L336 ainManager$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 428.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 900.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 900.9 MB in the beginning and 1.1 GB in the end (delta: -225.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.44 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 894.10 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: 113.3 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...