./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_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_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/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 3a9284a45e21ef265c599cc4346c0e2b96f9e278 ...................................................................................................................................................................................................................... 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_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/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 3a9284a45e21ef265c599cc4346c0e2b96f9e278 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:01,652 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:01,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:01,664 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:01,664 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:01,665 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:01,666 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:01,668 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:01,669 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:01,670 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:01,671 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:01,671 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:01,672 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:01,673 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:01,674 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:01,674 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:01,675 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:01,677 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:01,678 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:01,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:01,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:01,682 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:01,684 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:01,684 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:01,684 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:01,685 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:01,686 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:01,687 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:01,687 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:01,688 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:01,689 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:01,689 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:01,690 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:01,690 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:01,691 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:01,691 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:01,692 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:01,705 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:01,705 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:01,706 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:01,706 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:01,706 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:01,706 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:01,707 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:01,707 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:01,707 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:01,707 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:01,707 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:01,708 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:01,708 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:01,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:01,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:01,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:01,710 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:01,710 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:01,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:01,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:01,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:01,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:01,711 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:01,712 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_892db161-04ee-4e19-9f15-dd2bae6ffc59/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 -> 3a9284a45e21ef265c599cc4346c0e2b96f9e278 [2018-10-27 05:11:01,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:01,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:01,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:01,761 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:01,762 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:01,762 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i [2018-10-27 05:11:01,812 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/334dad119/4347fc84c6c343f19e9bdccdb8d36f69/FLAG3c9e43cd7 [2018-10-27 05:11:02,257 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:02,258 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i [2018-10-27 05:11:02,268 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/334dad119/4347fc84c6c343f19e9bdccdb8d36f69/FLAG3c9e43cd7 [2018-10-27 05:11:02,287 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/334dad119/4347fc84c6c343f19e9bdccdb8d36f69 [2018-10-27 05:11:02,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:02,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:02,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:02,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:02,294 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:02,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183b3bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02, skipping insertion in model container [2018-10-27 05:11:02,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:02,346 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:02,712 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:02,716 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:02,808 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:02,857 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:02,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02 WrapperNode [2018-10-27 05:11:02,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:02,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:02,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:02,859 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:02,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:02,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:02,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:02,981 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:02,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:03,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:03,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:03,024 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:03,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:03,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:03,098 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:03,098 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:03,100 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:04,964 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:05,008 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,008 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,010 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,010 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,012 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,012 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,016 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,016 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,017 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,017 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:05,018 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:05,020 INFO L168 Benchmark]: Toolchain (without parser) took 2731.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 958.1 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:05,022 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:05,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:05,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 917.7 MB in the beginning and 1.2 GB in the end (delta: -237.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:05,023 INFO L168 Benchmark]: Boogie Preprocessor took 42.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:05,024 INFO L168 Benchmark]: RCFGBuilder took 1996.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 112.9 MB). Peak memory consumption was 112.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:05,027 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 917.7 MB in the beginning and 1.2 GB in the end (delta: -237.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1996.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 112.9 MB). Peak memory consumption was 112.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:07,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:07,126 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:07,135 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:07,135 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:07,136 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:07,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:07,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:07,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:07,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:07,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:07,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:07,141 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:07,142 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:07,143 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:07,143 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:07,144 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:07,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:07,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:07,148 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:07,149 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:07,150 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:07,151 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:07,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:07,152 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:07,153 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:07,153 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:07,154 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:07,154 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:07,155 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:07,156 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:07,156 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:07,156 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:07,156 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:07,157 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:07,158 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:07,158 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:07,169 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:07,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:07,170 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:07,170 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:07,170 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:07,170 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:07,170 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:07,170 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:07,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:07,171 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:07,171 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:07,171 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:07,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:07,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:07,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:07,174 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:07,174 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:07,174 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:07,174 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:07,174 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:07,174 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:07,175 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:07,175 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_892db161-04ee-4e19-9f15-dd2bae6ffc59/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 -> 3a9284a45e21ef265c599cc4346c0e2b96f9e278 [2018-10-27 05:11:07,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:07,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:07,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:07,221 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:07,221 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:07,222 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i [2018-10-27 05:11:07,271 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/8faeefda0/2910fc1f52554a7fb83600a36a443f20/FLAG6c1d2d5fa [2018-10-27 05:11:07,702 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:07,703 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/sv-benchmarks/c/pthread-wmm/safe032_pso.oepc_false-unreach-call.i [2018-10-27 05:11:07,716 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/8faeefda0/2910fc1f52554a7fb83600a36a443f20/FLAG6c1d2d5fa [2018-10-27 05:11:07,728 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/data/8faeefda0/2910fc1f52554a7fb83600a36a443f20 [2018-10-27 05:11:07,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:07,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:07,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:07,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:07,737 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:07,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:07" (1/1) ... [2018-10-27 05:11:07,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:07, skipping insertion in model container [2018-10-27 05:11:07,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:07" (1/1) ... [2018-10-27 05:11:07,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:07,830 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:08,212 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:08,224 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:08,321 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:08,380 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:08,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08 WrapperNode [2018-10-27 05:11:08,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:08,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:08,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:08,381 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:08,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:08,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:08,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:08,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:08,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... [2018-10-27 05:11:08,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:08,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:08,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:08,548 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:08,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_892db161-04ee-4e19-9f15-dd2bae6ffc59/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:08,606 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:10,853 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:10,902 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,903 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,905 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,906 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,907 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,908 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,911 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,911 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,912 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,912 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:10,914 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:10,917 INFO L168 Benchmark]: Toolchain (without parser) took 3184.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:10,918 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:10,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.10 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:10,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.72 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:10,922 INFO L168 Benchmark]: Boogie Preprocessor took 109.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -259.1 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:10,923 INFO L168 Benchmark]: RCFGBuilder took 2368.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:10,926 INFO L336 ainManager$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 647.10 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.72 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -259.1 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2368.15 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: 109.3 MB). Peak memory consumption was 109.3 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...