./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix034_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_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 a0aadc218f30dac73b58b60a933c7600da7e7cd4 ............................................................................................................................................................................................................ 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_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 a0aadc218f30dac73b58b60a933c7600da7e7cd4 ............................................................................................................................................................................................................ 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 09:34:18,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:34:18,503 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:34:18,511 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:34:18,511 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:34:18,512 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:34:18,513 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:34:18,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:34:18,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:34:18,515 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:34:18,516 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:34:18,516 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:34:18,517 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:34:18,517 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:34:18,518 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:34:18,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:34:18,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:34:18,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:34:18,522 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:34:18,523 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:34:18,524 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:34:18,525 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:34:18,526 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:34:18,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:34:18,527 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:34:18,527 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:34:18,528 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:34:18,528 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:34:18,529 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:34:18,530 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:34:18,530 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:34:18,530 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:34:18,531 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:34:18,531 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:34:18,531 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:34:18,532 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:34:18,532 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:34:18,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:34:18,542 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:34:18,543 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:34:18,543 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:34:18,543 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:34:18,543 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:34:18,543 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:34:18,543 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:34:18,544 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:34:18,544 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:34:18,544 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:34:18,544 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:34:18,545 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:34:18,546 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:34:18,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:34:18,547 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:34:18,547 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:34:18,547 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_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 -> a0aadc218f30dac73b58b60a933c7600da7e7cd4 [2018-11-10 09:34:18,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:34:18,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:34:18,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:34:18,580 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:34:18,580 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:34:18,581 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i [2018-11-10 09:34:18,624 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b857cceeb/15f217e2b2624adeb2453eacd6323416/FLAGf56d7dd6b [2018-11-10 09:34:18,956 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:34:18,957 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i [2018-11-10 09:34:18,964 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b857cceeb/15f217e2b2624adeb2453eacd6323416/FLAGf56d7dd6b [2018-11-10 09:34:18,972 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b857cceeb/15f217e2b2624adeb2453eacd6323416 [2018-11-10 09:34:18,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:34:18,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:34:18,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:34:18,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:34:18,979 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:34:18,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:34:18" (1/1) ... [2018-11-10 09:34:18,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:18, skipping insertion in model container [2018-11-10 09:34:18,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:34:18" (1/1) ... [2018-11-10 09:34:18,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:34:19,016 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:34:19,228 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:34:19,231 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:34:19,274 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:34:19,309 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:34:19,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19 WrapperNode [2018-11-10 09:34:19,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:34:19,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:34:19,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:34:19,311 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:34:19,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:34:19,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:34:19,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:34:19,399 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:34:19,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... [2018-11-10 09:34:19,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:34:19,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:34:19,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:34:19,425 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:34:19,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 09:34:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:34:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:34:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:34:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:34:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:34:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:34:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:34:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:34:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:34:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:34:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:34:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:34:19,470 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 09:34:20,025 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:34:20,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,052 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,055 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,056 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,056 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:20,057 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:34:20,059 INFO L168 Benchmark]: Toolchain (without parser) took 1085.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 955.4 MB in the beginning and 1.0 GB in the end (delta: -94.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:20,061 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:34:20,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 917.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:20,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:20,062 INFO L168 Benchmark]: Boogie Preprocessor took 25.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:20,062 INFO L168 Benchmark]: RCFGBuilder took 634.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:20,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 334.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 917.8 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 88.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.82 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 634.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:34:21,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:34:21,506 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:34:21,515 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:34:21,516 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:34:21,516 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:34:21,517 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:34:21,518 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:34:21,519 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:34:21,520 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:34:21,521 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:34:21,521 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:34:21,521 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:34:21,522 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:34:21,523 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:34:21,524 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:34:21,524 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:34:21,525 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:34:21,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:34:21,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:34:21,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:34:21,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:34:21,531 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:34:21,531 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:34:21,531 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:34:21,532 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:34:21,533 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:34:21,533 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:34:21,534 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:34:21,534 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:34:21,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:34:21,535 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:34:21,535 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:34:21,535 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:34:21,536 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:34:21,537 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:34:21,537 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:34:21,547 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:34:21,547 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:34:21,548 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:34:21,548 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:34:21,548 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:34:21,548 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:34:21,549 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:34:21,549 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:34:21,549 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:34:21,549 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:34:21,549 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:34:21,550 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:34:21,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:34:21,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:34:21,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:34:21,552 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:34:21,553 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_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 -> a0aadc218f30dac73b58b60a933c7600da7e7cd4 [2018-11-10 09:34:21,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:34:21,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:34:21,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:34:21,596 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:34:21,597 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:34:21,597 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i [2018-11-10 09:34:21,640 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b1462b1ab/7eee15ec537e44d280611d70ecc89b2c/FLAG52af5b8a6 [2018-11-10 09:34:21,984 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:34:21,985 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/sv-benchmarks/c/pthread-wmm/mix034_pso.opt_false-unreach-call.i [2018-11-10 09:34:21,998 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b1462b1ab/7eee15ec537e44d280611d70ecc89b2c/FLAG52af5b8a6 [2018-11-10 09:34:22,010 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/bin-2019/utaipan/data/b1462b1ab/7eee15ec537e44d280611d70ecc89b2c [2018-11-10 09:34:22,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:34:22,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:34:22,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:34:22,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:34:22,018 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:34:22,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,021 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 09:34:22, skipping insertion in model container [2018-11-10 09:34:22,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:34:22,060 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:34:22,301 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:34:22,307 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:34:22,355 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:34:22,406 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:34:22,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22 WrapperNode [2018-11-10 09:34:22,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:34:22,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:34:22,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:34:22,407 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:34:22,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:34:22,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:34:22,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:34:22,488 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:34:22,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... [2018-11-10 09:34:22,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:34:22,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:34:22,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:34:22,510 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:34:22,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:34:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e26a8c34-af1d-4c4e-930a-5cff92d4b656/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 09:34:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:34:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:34:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:34:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:34:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:34:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:34:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:34:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:34:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:34:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:34:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:34:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:34:22,545 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 09:34:23,097 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:34:23,123 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,123 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,125 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,125 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,126 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,126 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:34:23,127 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:34:23,130 INFO L168 Benchmark]: Toolchain (without parser) took 1116.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -115.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:23,131 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:34:23,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.35 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:23,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:23,133 INFO L168 Benchmark]: Boogie Preprocessor took 20.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:34:23,133 INFO L168 Benchmark]: RCFGBuilder took 620.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:34:23,135 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 391.35 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 620.02 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: 71.5 MB). Peak memory consumption was 71.5 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...