./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004_rmo.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_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/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 fcb329b6c3e1844226c37897e0522d1de6ff320a .............................................................................................................................................................................................................. 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_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/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 fcb329b6c3e1844226c37897e0522d1de6ff320a ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:43:52,498 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:43:52,499 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:43:52,505 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:43:52,506 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:43:52,506 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:43:52,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:43:52,508 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:43:52,509 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:43:52,510 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:43:52,511 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:43:52,511 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:43:52,511 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:43:52,512 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:43:52,513 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:43:52,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:43:52,513 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:43:52,515 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:43:52,516 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:43:52,516 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:43:52,517 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:43:52,518 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:43:52,520 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:43:52,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:43:52,520 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:43:52,521 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:43:52,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:43:52,521 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:43:52,522 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:43:52,522 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:43:52,523 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:43:52,523 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:43:52,523 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:43:52,523 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:43:52,524 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:43:52,524 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:43:52,524 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:43:52,532 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:43:52,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:43:52,532 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:43:52,533 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:43:52,533 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:43:52,534 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:43:52,534 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:43:52,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:43:52,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:43:52,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:43:52,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:43:52,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:43:52,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:43:52,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:43:52,536 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:43:52,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:52,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:43:52,536 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:43:52,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:43:52,537 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:43:52,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:43:52,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:43:52,537 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:43:52,537 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_4528c7d1-b126-4551-97e4-8cb90b64382b/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 -> fcb329b6c3e1844226c37897e0522d1de6ff320a [2018-11-10 07:43:52,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:43:52,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:43:52,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:43:52,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:43:52,575 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:43:52,575 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i [2018-11-10 07:43:52,621 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/5c59eb594/60432c49134b4adaa26ed3e7fd12029b/FLAGe2f93b286 [2018-11-10 07:43:52,997 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:43:52,998 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i [2018-11-10 07:43:53,009 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/5c59eb594/60432c49134b4adaa26ed3e7fd12029b/FLAGe2f93b286 [2018-11-10 07:43:53,018 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/5c59eb594/60432c49134b4adaa26ed3e7fd12029b [2018-11-10 07:43:53,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:43:53,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:43:53,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:53,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:43:53,025 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:43:53,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53, skipping insertion in model container [2018-11-10 07:43:53,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:43:53,067 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:43:53,308 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:53,313 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:43:53,360 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:53,469 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:43:53,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53 WrapperNode [2018-11-10 07:43:53,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:53,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:53,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:43:53,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:43:53,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:53,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:43:53,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:43:53,514 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:43:53,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... [2018-11-10 07:43:53,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:43:53,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:43:53,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:43:53,541 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:43:53,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:53,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:43:53,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:43:53,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:43:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:43:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:43:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:43:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:43:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:43:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:43:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:43:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:43:53,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:43:53,594 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:43:54,084 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:43:54,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,116 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,118 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,118 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:54,119 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:43:54,121 INFO L168 Benchmark]: Toolchain (without parser) took 1100.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -121.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:54,123 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:54,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -196.0 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:54,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:54,124 INFO L168 Benchmark]: Boogie Preprocessor took 26.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:54,125 INFO L168 Benchmark]: RCFGBuilder took 579.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:54,127 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 447.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -196.0 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.67 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 579.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:43:55,576 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:43:55,577 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:43:55,584 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:43:55,585 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:43:55,585 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:43:55,586 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:43:55,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:43:55,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:43:55,589 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:43:55,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:43:55,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:43:55,591 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:43:55,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:43:55,592 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:43:55,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:43:55,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:43:55,595 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:43:55,596 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:43:55,597 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:43:55,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:43:55,599 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:43:55,601 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:43:55,601 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:43:55,601 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:43:55,602 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:43:55,602 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:43:55,603 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:43:55,603 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:43:55,604 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:43:55,604 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:43:55,605 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:43:55,605 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:43:55,605 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:43:55,606 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:43:55,606 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:43:55,606 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:43:55,617 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:43:55,617 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:43:55,618 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:43:55,618 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:43:55,618 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:43:55,618 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:43:55,618 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:43:55,619 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:43:55,619 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:43:55,619 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:43:55,619 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:43:55,620 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:43:55,621 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:43:55,621 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:43:55,621 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:43:55,621 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:43:55,621 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:43:55,621 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:55,622 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:43:55,622 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:43:55,623 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:43:55,623 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_4528c7d1-b126-4551-97e4-8cb90b64382b/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 -> fcb329b6c3e1844226c37897e0522d1de6ff320a [2018-11-10 07:43:55,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:43:55,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:43:55,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:43:55,663 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:43:55,664 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:43:55,664 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i [2018-11-10 07:43:55,701 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/067ad4bd5/111ce460e2624e33834583e150883ec3/FLAGdff39fe79 [2018-11-10 07:43:56,068 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:43:56,069 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/sv-benchmarks/c/pthread-wmm/rfi004_rmo.oepc_false-unreach-call.i [2018-11-10 07:43:56,079 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/067ad4bd5/111ce460e2624e33834583e150883ec3/FLAGdff39fe79 [2018-11-10 07:43:56,090 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/data/067ad4bd5/111ce460e2624e33834583e150883ec3 [2018-11-10 07:43:56,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:43:56,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:43:56,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:56,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:43:56,096 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:43:56,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564128e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56, skipping insertion in model container [2018-11-10 07:43:56,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:43:56,144 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:43:56,399 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:56,405 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:43:56,449 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:56,497 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:43:56,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56 WrapperNode [2018-11-10 07:43:56,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:56,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:56,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:43:56,499 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:43:56,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:56,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:43:56,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:43:56,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:43:56,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... [2018-11-10 07:43:56,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:43:56,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:43:56,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:43:56,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:43:56,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4528c7d1-b126-4551-97e4-8cb90b64382b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:43:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:43:56,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:43:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:43:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:43:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:43:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:43:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:43:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:43:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:43:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:43:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:43:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:43:56,643 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:43:57,169 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:43:57,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,200 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,200 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:43:57,201 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:43:57,204 INFO L168 Benchmark]: Toolchain (without parser) took 1111.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -126.0 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:57,205 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:57,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.35 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:57,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -235.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:57,207 INFO L168 Benchmark]: Boogie Preprocessor took 19.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:57,207 INFO L168 Benchmark]: RCFGBuilder took 598.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:57,209 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.35 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 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 85.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -235.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.90 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 598.29 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: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...