./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016_pso.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_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/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 c8c3c3434b0c4e6473ae277d31ee13dfc8cb5f7f .................................................................................................................................................................................................................... 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_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/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 c8c3c3434b0c4e6473ae277d31ee13dfc8cb5f7f ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:12:18,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:12:18,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:12:18,606 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:12:18,606 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:12:18,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:12:18,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:12:18,608 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:12:18,609 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:12:18,610 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:12:18,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:12:18,611 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:12:18,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:12:18,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:12:18,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:12:18,613 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:12:18,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:12:18,615 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:12:18,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:12:18,617 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:12:18,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:12:18,619 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:12:18,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:12:18,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:12:18,621 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:12:18,621 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:12:18,622 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:12:18,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:12:18,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:12:18,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:12:18,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:12:18,625 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:12:18,625 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:12:18,625 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:12:18,625 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:12:18,626 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:12:18,626 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:12:18,636 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:12:18,636 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:12:18,637 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:12:18,637 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:12:18,637 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:12:18,638 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:12:18,638 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:12:18,638 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:12:18,638 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:12:18,638 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:12:18,638 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:12:18,639 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:12:18,639 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:12:18,639 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:12:18,639 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:12:18,639 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:12:18,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:12:18,640 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:12:18,640 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:18,641 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:12:18,641 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:12:18,642 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:12:18,642 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:12:18,642 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_977566b7-a543-44eb-a9d7-98857e26456b/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 -> c8c3c3434b0c4e6473ae277d31ee13dfc8cb5f7f [2018-11-10 07:12:18,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:12:18,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:12:18,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:12:18,673 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:12:18,674 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:12:18,674 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i [2018-11-10 07:12:18,710 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c7950c217/2d0b1a08b6ad4b568b24c42aaad52b04/FLAG1bfaabcc2 [2018-11-10 07:12:19,176 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:12:19,177 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i [2018-11-10 07:12:19,187 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c7950c217/2d0b1a08b6ad4b568b24c42aaad52b04/FLAG1bfaabcc2 [2018-11-10 07:12:19,196 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c7950c217/2d0b1a08b6ad4b568b24c42aaad52b04 [2018-11-10 07:12:19,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:12:19,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:12:19,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:19,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:12:19,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:12:19,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88dc0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19, skipping insertion in model container [2018-11-10 07:12:19,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:12:19,240 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:12:19,472 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:19,476 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:12:19,525 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:19,558 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:12:19,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19 WrapperNode [2018-11-10 07:12:19,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:19,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:19,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:12:19,560 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:12:19,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:19,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:12:19,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:12:19,659 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:12:19,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... [2018-11-10 07:12:19,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:12:19,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:12:19,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:12:19,688 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:12:19,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:12:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:12:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:12:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:12:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:12:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:12:19,726 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:12:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:12:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:12:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:12:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:12:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:12:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:12:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:12:19,728 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:12:20,336 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:12:20,367 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,373 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,373 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:20,374 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:12:20,377 INFO L168 Benchmark]: Toolchain (without parser) took 1178.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -51.1 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:20,378 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:20,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.81 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 911.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:20,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 911.9 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:20,380 INFO L168 Benchmark]: Boogie Preprocessor took 29.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:20,380 INFO L168 Benchmark]: RCFGBuilder took 688.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:20,382 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.81 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 911.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 911.9 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 688.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:12:21,795 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:12:21,796 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:12:21,804 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:12:21,804 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:12:21,805 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:12:21,806 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:12:21,807 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:12:21,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:12:21,809 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:12:21,809 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:12:21,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:12:21,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:12:21,811 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:12:21,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:12:21,812 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:12:21,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:12:21,813 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:12:21,815 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:12:21,816 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:12:21,816 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:12:21,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:12:21,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:12:21,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:12:21,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:12:21,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:12:21,820 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:12:21,821 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:12:21,821 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:12:21,822 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:12:21,822 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:12:21,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:12:21,823 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:12:21,823 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:12:21,824 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:12:21,824 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:12:21,824 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:12:21,834 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:12:21,834 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:12:21,835 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:12:21,835 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:12:21,835 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:12:21,835 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:12:21,835 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:12:21,835 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:12:21,836 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:12:21,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:12:21,837 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:12:21,837 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:21,838 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:12:21,838 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:12:21,839 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:12:21,839 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:12:21,839 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_977566b7-a543-44eb-a9d7-98857e26456b/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 -> c8c3c3434b0c4e6473ae277d31ee13dfc8cb5f7f [2018-11-10 07:12:21,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:12:21,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:12:21,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:12:21,883 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:12:21,883 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:12:21,883 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i [2018-11-10 07:12:21,926 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c8890b3d5/f6cb75b73152496aa15e4a6a82aab8f0/FLAG6dac9eca1 [2018-11-10 07:12:22,365 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:12:22,366 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/sv-benchmarks/c/pthread-wmm/mix016_pso.opt_false-unreach-call.i [2018-11-10 07:12:22,375 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c8890b3d5/f6cb75b73152496aa15e4a6a82aab8f0/FLAG6dac9eca1 [2018-11-10 07:12:22,384 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/data/c8890b3d5/f6cb75b73152496aa15e4a6a82aab8f0 [2018-11-10 07:12:22,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:12:22,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:12:22,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:22,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:12:22,390 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:12:22,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,392 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 07:12:22, skipping insertion in model container [2018-11-10 07:12:22,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:12:22,429 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:12:22,666 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:22,671 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:12:22,716 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:22,762 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:12:22,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22 WrapperNode [2018-11-10 07:12:22,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:22,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:22,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:12:22,763 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:12:22,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:22,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:12:22,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:12:22,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:12:22,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... [2018-11-10 07:12:22,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:12:22,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:12:22,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:12:22,874 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:12:22,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_977566b7-a543-44eb-a9d7-98857e26456b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:12:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:12:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:12:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:12:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:12:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:12:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:12:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:12:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:12:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:12:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:12:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:12:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:12:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:12:22,909 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:12:23,548 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:12:23,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,586 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,586 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,589 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,589 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,591 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,591 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:23,592 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:12:23,596 INFO L168 Benchmark]: Toolchain (without parser) took 1208.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 942.2 MB in the beginning and 994.8 MB in the end (delta: -52.6 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:23,597 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:23,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.35 ms. Allocated memory is still 1.0 GB. Free memory was 942.2 MB in the beginning and 904.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:23,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 904.6 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:23,599 INFO L168 Benchmark]: Boogie Preprocessor took 21.14 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:23,599 INFO L168 Benchmark]: RCFGBuilder took 721.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:23,602 INFO L336 ainManager$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 374.35 ms. Allocated memory is still 1.0 GB. Free memory was 942.2 MB in the beginning and 904.6 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 89.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 904.6 MB in the beginning and 1.1 GB in the end (delta: -184.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.14 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 721.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 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...