./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 1398d7789ca651387da6bb20b30b26b45db8cb07 ........................................................................................................................................................................................................ 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_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 1398d7789ca651387da6bb20b30b26b45db8cb07 ...................................................................................................................................................................................................... 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 05:12:20,548 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:20,549 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:20,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:20,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:20,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:20,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:20,564 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:20,566 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:20,567 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:20,568 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:20,568 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:20,569 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:20,569 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:20,571 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:20,572 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:20,573 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:20,575 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:20,576 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:20,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:20,579 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:20,580 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:20,582 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:20,582 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:20,582 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:20,583 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:20,584 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:20,585 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:20,585 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:20,587 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:20,587 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:20,588 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:20,588 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:20,588 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:20,589 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:20,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:20,591 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:20,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:20,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:20,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:20,611 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:20,611 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:20,611 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:20,612 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:20,612 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:20,612 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:20,612 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:20,612 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:20,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:20,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:20,613 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:20,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:20,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:20,613 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:20,614 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:20,614 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:20,614 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:20,615 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:20,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:20,616 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:20,616 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:20,616 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:20,616 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:20,617 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:20,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:20,617 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:20,617 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_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 -> 1398d7789ca651387da6bb20b30b26b45db8cb07 [2018-10-27 05:12:20,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:20,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:20,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:20,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:20,676 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:20,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i [2018-10-27 05:12:20,726 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/1e11bf66d/b41f9275200e4d02b254ee2ba0cdcc5e/FLAG77991a04c [2018-10-27 05:12:21,164 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:21,165 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i [2018-10-27 05:12:21,178 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/1e11bf66d/b41f9275200e4d02b254ee2ba0cdcc5e/FLAG77991a04c [2018-10-27 05:12:21,191 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/1e11bf66d/b41f9275200e4d02b254ee2ba0cdcc5e [2018-10-27 05:12:21,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:21,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:21,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:21,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:21,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:21,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21, skipping insertion in model container [2018-10-27 05:12:21,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:21,258 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:21,605 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:21,611 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:21,676 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:21,735 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:21,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21 WrapperNode [2018-10-27 05:12:21,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:21,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:21,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:21,737 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:21,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:21,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:21,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:21,871 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:21,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:21,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:21,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:21,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:21,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 05:12:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:21,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:21,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:21,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:21,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:21,992 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 05:12:23,607 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:23,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,655 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:23,665 INFO L168 Benchmark]: Toolchain (without parser) took 2470.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -120.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,668 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:23,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.56 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -222.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,672 INFO L168 Benchmark]: Boogie Preprocessor took 37.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,673 INFO L168 Benchmark]: RCFGBuilder took 1756.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,677 INFO L336 ainManager$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 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 538.56 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -222.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1756.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 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 05:12:25,852 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:25,853 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:25,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:25,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:25,865 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:25,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:25,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:25,869 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:25,878 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:25,879 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:25,879 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:25,880 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:25,881 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:25,883 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:25,884 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:25,884 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:25,886 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:25,895 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:25,897 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:25,898 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:25,899 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:25,901 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:25,901 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:25,901 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:25,902 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:25,903 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:25,904 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:25,905 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:25,906 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:25,906 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:25,907 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:25,907 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:25,907 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:25,908 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:25,909 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:25,909 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:25,921 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:25,922 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:25,923 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:25,923 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:25,923 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:25,923 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:25,923 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:25,923 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:25,924 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:25,924 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:25,924 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:25,925 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:25,926 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:25,926 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:25,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:25,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:25,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:25,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:25,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:25,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:25,929 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:25,930 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_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 -> 1398d7789ca651387da6bb20b30b26b45db8cb07 [2018-10-27 05:12:25,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:25,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:25,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:25,987 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:25,987 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:25,988 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i [2018-10-27 05:12:26,050 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/e0e9116fe/47a4a4888ce04f72bd950db734b1b28e/FLAG38dfead51 [2018-10-27 05:12:26,550 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:26,551 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/sv-benchmarks/c/pthread-wmm/mix022_power.opt_false-unreach-call.i [2018-10-27 05:12:26,575 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/e0e9116fe/47a4a4888ce04f72bd950db734b1b28e/FLAG38dfead51 [2018-10-27 05:12:26,592 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/bin-2019/utaipan/data/e0e9116fe/47a4a4888ce04f72bd950db734b1b28e [2018-10-27 05:12:26,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:26,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:26,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:26,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:26,606 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:26,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:26" (1/1) ... [2018-10-27 05:12:26,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26571ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:26, skipping insertion in model container [2018-10-27 05:12:26,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:26" (1/1) ... [2018-10-27 05:12:26,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:26,682 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:27,013 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:27,020 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:27,125 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:27,206 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:27,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27 WrapperNode [2018-10-27 05:12:27,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:27,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:27,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:27,207 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:27,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:27,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:27,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:27,287 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:27,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... [2018-10-27 05:12:27,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:27,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:27,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:27,488 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:27,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d4b02b3-389b-41a7-89db-da60ffd11e59/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 05:12:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:27,564 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:27,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:27,569 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 05:12:29,168 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:29,221 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:29,221 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:29,222 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:29,232 INFO L168 Benchmark]: Toolchain (without parser) took 2636.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,235 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:29,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.91 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.99 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,237 INFO L168 Benchmark]: Boogie Preprocessor took 200.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -273.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,238 INFO L168 Benchmark]: RCFGBuilder took 1743.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,241 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 604.91 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 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 78.99 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 200.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -273.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1743.93 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: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...