./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.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_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/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 3cf7cb68dd9b013b52d2f80c68fba224f1f2201e .................................................................................................................................................................................................................. 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_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/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 3cf7cb68dd9b013b52d2f80c68fba224f1f2201e .................................................................................................................................................................................................... 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 13:12:15,720 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:12:15,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:12:15,729 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:12:15,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:12:15,730 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:12:15,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:12:15,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:12:15,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:12:15,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:12:15,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:12:15,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:12:15,736 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:12:15,736 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:12:15,737 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:12:15,738 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:12:15,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:12:15,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:12:15,741 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:12:15,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:12:15,743 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:12:15,744 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:12:15,745 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:12:15,745 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:12:15,745 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:12:15,746 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:12:15,747 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:12:15,747 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:12:15,748 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:12:15,749 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:12:15,749 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:12:15,749 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:12:15,750 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:12:15,750 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:12:15,750 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:12:15,751 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:12:15,751 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:12:15,761 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:12:15,761 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:12:15,762 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:12:15,762 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:12:15,762 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:12:15,762 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:12:15,762 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:12:15,763 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:12:15,763 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:12:15,763 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:12:15,763 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:12:15,764 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:12:15,764 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:12:15,765 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:12:15,765 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:12:15,765 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:12:15,765 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:12:15,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:12:15,765 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:12:15,766 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:12:15,766 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:12:15,767 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:12:15,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:12:15,767 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:12:15,767 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_1387ff32-251b-4af2-b7b2-34330e9f3446/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 -> 3cf7cb68dd9b013b52d2f80c68fba224f1f2201e [2018-11-10 13:12:15,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:12:15,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:12:15,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:12:15,807 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:12:15,807 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:12:15,808 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i [2018-11-10 13:12:15,854 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/27d2162f7/1c4f5db7957c4a24b3ffcfcd074cd8a6/FLAGc5da1f78e [2018-11-10 13:12:16,247 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:12:16,248 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i [2018-11-10 13:12:16,258 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/27d2162f7/1c4f5db7957c4a24b3ffcfcd074cd8a6/FLAGc5da1f78e [2018-11-10 13:12:16,269 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/27d2162f7/1c4f5db7957c4a24b3ffcfcd074cd8a6 [2018-11-10 13:12:16,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:12:16,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:12:16,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:12:16,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:12:16,275 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:12:16,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c06144c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16, skipping insertion in model container [2018-11-10 13:12:16,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:12:16,315 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:12:16,566 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:12:16,571 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:12:16,623 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:12:16,673 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:12:16,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16 WrapperNode [2018-11-10 13:12:16,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:12:16,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:12:16,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:12:16,675 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:12:16,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:12:16,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:12:16,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:12:16,779 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:12:16,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... [2018-11-10 13:12:16,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:12:16,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:12:16,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:12:16,802 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:12:16,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/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 13:12:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:12:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:12:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:12:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:12:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:12:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:12:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:12:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:12:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:12:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:12:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:12:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:12:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:12:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:12:16,865 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 13:12:17,569 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:12:17,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,605 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,605 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,607 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,607 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,609 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,609 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:17,610 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:12:17,613 INFO L168 Benchmark]: Toolchain (without parser) took 1340.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -113.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:17,614 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:12:17,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.23 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 915.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:17,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 915.5 MB in the beginning and 1.2 GB in the end (delta: -246.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:17,616 INFO L168 Benchmark]: Boogie Preprocessor took 22.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:12:17,616 INFO L168 Benchmark]: RCFGBuilder took 810.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:17,618 INFO L336 ainManager$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 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.23 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 915.5 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 104.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 915.5 MB in the beginning and 1.2 GB in the end (delta: -246.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 810.33 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: 89.4 MB). Peak memory consumption was 89.4 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 13:12:19,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:12:19,090 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:12:19,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:12:19,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:12:19,097 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:12:19,098 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:12:19,099 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:12:19,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:12:19,101 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:12:19,101 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:12:19,102 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:12:19,102 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:12:19,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:12:19,104 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:12:19,104 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:12:19,105 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:12:19,106 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:12:19,108 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:12:19,109 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:12:19,110 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:12:19,111 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:12:19,112 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:12:19,112 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:12:19,113 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:12:19,113 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:12:19,115 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:12:19,115 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:12:19,116 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:12:19,116 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:12:19,117 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:12:19,117 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:12:19,117 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:12:19,117 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:12:19,118 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:12:19,118 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:12:19,119 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:12:19,129 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:12:19,129 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:12:19,129 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:12:19,130 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:12:19,130 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:12:19,130 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:12:19,130 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:12:19,130 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:12:19,131 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:12:19,131 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:12:19,132 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:12:19,132 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:12:19,133 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:12:19,133 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:12:19,134 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:12:19,134 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:12:19,134 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_1387ff32-251b-4af2-b7b2-34330e9f3446/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 -> 3cf7cb68dd9b013b52d2f80c68fba224f1f2201e [2018-11-10 13:12:19,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:12:19,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:12:19,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:12:19,176 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:12:19,177 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:12:19,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i [2018-11-10 13:12:19,225 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/acf9ada98/c7886436e0f24e33970dc8077a93016c/FLAGb5aabacd3 [2018-11-10 13:12:19,603 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:12:19,603 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/sv-benchmarks/c/pthread-wmm/mix003_rmo.opt_false-unreach-call.i [2018-11-10 13:12:19,612 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/acf9ada98/c7886436e0f24e33970dc8077a93016c/FLAGb5aabacd3 [2018-11-10 13:12:19,621 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/bin-2019/utaipan/data/acf9ada98/c7886436e0f24e33970dc8077a93016c [2018-11-10 13:12:19,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:12:19,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:12:19,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:12:19,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:12:19,627 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:12:19,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:12:19" (1/1) ... [2018-11-10 13:12:19,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:19, skipping insertion in model container [2018-11-10 13:12:19,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:12:19" (1/1) ... [2018-11-10 13:12:19,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:12:19,673 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:12:19,941 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:12:19,948 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:12:19,995 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:12:20,036 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:12:20,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20 WrapperNode [2018-11-10 13:12:20,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:12:20,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:12:20,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:12:20,037 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:12:20,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:12:20,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:12:20,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:12:20,122 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:12:20,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... [2018-11-10 13:12:20,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:12:20,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:12:20,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:12:20,145 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:12:20,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:12:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1387ff32-251b-4af2-b7b2-34330e9f3446/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 13:12:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:12:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:12:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:12:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:12:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:12:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:12:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:12:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:12:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:12:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:12:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:12:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:12:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:12:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:12:20,182 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 13:12:20,849 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:12:20,886 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,886 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,887 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,887 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,888 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,888 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,890 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,890 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,892 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,892 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:12:20,893 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:12:20,896 INFO L168 Benchmark]: Toolchain (without parser) took 1272.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.4 MB in the beginning and 1.0 GB in the end (delta: -101.8 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:20,897 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:12:20,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.41 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:20,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -237.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:20,899 INFO L168 Benchmark]: Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:12:20,899 INFO L168 Benchmark]: RCFGBuilder took 750.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:20,901 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 412.41 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 907.9 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 84.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -237.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.37 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 750.50 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: 98.0 MB). Peak memory consumption was 98.0 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...