./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/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 f0c5784d6fedbfcdb3b343b058363ad5027539fb ............................................................................................................................................................................................................. 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_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/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 f0c5784d6fedbfcdb3b343b058363ad5027539fb .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:39,480 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:39,482 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:39,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:39,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:39,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:39,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:39,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:39,497 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:39,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:39,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:39,499 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:39,500 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:39,501 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:39,503 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:39,503 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:39,504 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:39,506 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:39,508 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:39,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:39,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:39,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:39,514 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:39,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:39,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:39,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:39,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:39,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:39,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:39,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:39,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:39,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:39,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:39,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:39,522 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:39,523 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:39,524 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:39,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:39,537 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:39,538 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:39,538 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:39,538 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:39,539 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:39,539 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:39,539 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:39,539 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:39,539 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:39,539 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:39,540 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:39,540 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:39,540 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:39,541 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:39,541 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:39,541 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:39,541 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:39,541 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:39,543 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:39,543 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:39,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:39,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:39,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:39,544 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:39,544 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:39,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:39,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:39,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:39,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:39,545 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:39,545 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:39,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:39,546 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:39,546 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_6b3a770b-914a-41f8-afa5-2e509a19452e/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 -> f0c5784d6fedbfcdb3b343b058363ad5027539fb [2018-10-27 05:10:39,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:39,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:39,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:39,593 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:39,593 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:39,594 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i [2018-10-27 05:10:39,645 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/a07ab1623/90c7b96ed3574dd99d42ae72eda8a64e/FLAG943fd553d [2018-10-27 05:10:40,132 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:40,132 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i [2018-10-27 05:10:40,153 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/a07ab1623/90c7b96ed3574dd99d42ae72eda8a64e/FLAG943fd553d [2018-10-27 05:10:40,170 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/a07ab1623/90c7b96ed3574dd99d42ae72eda8a64e [2018-10-27 05:10:40,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:40,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:40,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:40,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:40,185 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:40,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4529faa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40, skipping insertion in model container [2018-10-27 05:10:40,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:40,253 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:40,657 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:40,669 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:40,749 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:40,810 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:40,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40 WrapperNode [2018-10-27 05:10:40,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:40,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:40,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:40,811 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:40,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:40,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:40,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:40,969 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:40,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:41,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:41,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:41,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:41,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:41,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:41,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:41,019 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:41,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:41,106 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:43,409 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:43,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,474 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,477 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,478 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,484 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:43,485 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:43,488 INFO L168 Benchmark]: Toolchain (without parser) took 3312.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 958.1 MB in the beginning and 1.0 GB in the end (delta: -59.4 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:43,490 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:43,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.14 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:43,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -228.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:43,492 INFO L168 Benchmark]: Boogie Preprocessor took 49.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:43,493 INFO L168 Benchmark]: RCFGBuilder took 2469.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:43,496 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 632.14 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.8 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 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -228.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.27 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2469.37 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: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:45,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:45,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:45,540 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:45,540 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:45,541 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:45,542 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:45,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:45,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:45,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:45,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:45,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:45,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:45,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:45,549 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:45,550 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:45,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:45,552 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:45,554 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:45,555 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:45,556 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:45,557 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:45,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:45,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:45,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:45,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:45,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:45,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:45,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:45,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:45,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:45,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:45,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:45,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:45,567 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:45,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:45,568 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:45,580 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:45,580 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:45,580 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:45,581 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:45,581 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:45,581 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:45,581 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:45,581 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:45,582 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:45,582 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:45,582 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:45,582 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:45,582 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:45,583 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:45,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:45,584 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:45,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:45,584 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:45,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:45,584 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:45,585 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:45,588 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_6b3a770b-914a-41f8-afa5-2e509a19452e/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 -> f0c5784d6fedbfcdb3b343b058363ad5027539fb [2018-10-27 05:10:45,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:45,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:45,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:45,645 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:45,645 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:45,646 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i [2018-10-27 05:10:45,688 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/4ad145486/5e6f4972fe814423b612a89c6ae4130c/FLAGf4b1397ae [2018-10-27 05:10:46,148 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:46,149 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/sv-benchmarks/c/pthread-wmm/safe020_power.oepc_false-unreach-call.i [2018-10-27 05:10:46,163 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/4ad145486/5e6f4972fe814423b612a89c6ae4130c/FLAGf4b1397ae [2018-10-27 05:10:46,182 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/data/4ad145486/5e6f4972fe814423b612a89c6ae4130c [2018-10-27 05:10:46,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:46,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:46,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:46,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:46,193 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:46,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:46,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46, skipping insertion in model container [2018-10-27 05:10:46,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:46,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:46,285 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:46,694 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:46,708 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:46,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:46,889 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:46,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46 WrapperNode [2018-10-27 05:10:46,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:46,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:46,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:46,891 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:46,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:46,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:47,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:47,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:47,055 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:47,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... [2018-10-27 05:10:47,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:47,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:47,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:47,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:47,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b3a770b-914a-41f8-afa5-2e509a19452e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:47,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:47,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:47,227 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:47,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:47,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:47,228 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:47,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:47,229 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:50,079 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:50,142 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,142 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,146 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,147 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,148 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,148 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:50,149 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:50,153 INFO L168 Benchmark]: Toolchain (without parser) took 3967.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -72.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:50,157 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:50,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:50,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -245.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:50,159 INFO L168 Benchmark]: Boogie Preprocessor took 85.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:50,160 INFO L168 Benchmark]: RCFGBuilder took 3011.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:50,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 702.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 164.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -245.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3011.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 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...