./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_pso.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_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 bd1ce9e77607c132914ef8158ff1aa1cb9a2df13 ........................................................................................................................................................................................................... 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_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 bd1ce9e77607c132914ef8158ff1aa1cb9a2df13 ............................................................................................................................................................................................................ 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 10:13:35,299 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:13:35,300 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:13:35,306 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:13:35,306 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:13:35,307 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:13:35,307 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:13:35,308 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:13:35,309 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:13:35,309 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:13:35,310 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:13:35,310 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:13:35,311 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:13:35,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:13:35,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:13:35,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:13:35,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:13:35,314 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:13:35,316 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:13:35,317 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:13:35,317 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:13:35,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:13:35,320 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:13:35,320 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:13:35,320 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:13:35,321 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:13:35,321 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:13:35,322 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:13:35,322 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:13:35,323 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:13:35,323 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:13:35,323 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:13:35,323 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:13:35,324 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:13:35,324 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:13:35,324 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:13:35,324 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 10:13:35,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:13:35,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:13:35,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:13:35,333 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 10:13:35,333 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 10:13:35,333 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 10:13:35,334 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 10:13:35,334 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 10:13:35,334 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 10:13:35,334 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 10:13:35,334 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 10:13:35,335 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:13:35,335 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:13:35,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:13:35,336 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:13:35,337 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:13:35,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:13:35,338 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 10:13:35,338 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_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 -> bd1ce9e77607c132914ef8158ff1aa1cb9a2df13 [2018-11-10 10:13:35,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:13:35,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:13:35,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:13:35,375 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:13:35,375 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:13:35,376 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i [2018-11-10 10:13:35,420 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/e7cedda32/9795bdabc2004f12a059c1724c5b2b5d/FLAG60352866c [2018-11-10 10:13:35,775 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:13:35,775 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i [2018-11-10 10:13:35,785 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/e7cedda32/9795bdabc2004f12a059c1724c5b2b5d/FLAG60352866c [2018-11-10 10:13:35,794 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/e7cedda32/9795bdabc2004f12a059c1724c5b2b5d [2018-11-10 10:13:35,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:13:35,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:13:35,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:13:35,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:13:35,800 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:13:35,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:13:35" (1/1) ... [2018-11-10 10:13:35,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25017a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:35, skipping insertion in model container [2018-11-10 10:13:35,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:13:35" (1/1) ... [2018-11-10 10:13:35,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:13:35,840 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:13:36,076 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:13:36,080 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:13:36,126 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:13:36,169 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:13:36,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36 WrapperNode [2018-11-10 10:13:36,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:13:36,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:13:36,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:13:36,170 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:13:36,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:13:36,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:13:36,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:13:36,248 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:13:36,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... [2018-11-10 10:13:36,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:13:36,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:13:36,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:13:36,273 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:13:36,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 10:13:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 10:13:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 10:13:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:13:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:13:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:13:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:13:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 10:13:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 10:13:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 10:13:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 10:13:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 10:13:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 10:13:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 10:13:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 10:13:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:13:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:13:36,314 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 10:13:36,943 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:13:36,975 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:13:36,975 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:13:36,976 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 10:13:36,983 INFO L168 Benchmark]: Toolchain (without parser) took 1187.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 955.4 MB in the beginning and 1.0 GB in the end (delta: -81.6 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:36,985 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:13:36,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:36,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:36,986 INFO L168 Benchmark]: Boogie Preprocessor took 24.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:36,986 INFO L168 Benchmark]: RCFGBuilder took 710.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:36,990 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.99 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 710.19 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: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:13:38,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:13:38,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:13:38,397 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:13:38,398 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:13:38,398 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:13:38,399 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:13:38,400 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:13:38,401 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:13:38,402 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:13:38,403 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:13:38,403 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:13:38,404 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:13:38,404 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:13:38,405 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:13:38,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:13:38,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:13:38,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:13:38,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:13:38,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:13:38,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:13:38,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:13:38,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:13:38,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:13:38,413 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:13:38,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:13:38,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:13:38,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:13:38,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:13:38,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:13:38,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:13:38,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:13:38,417 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:13:38,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:13:38,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:13:38,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:13:38,419 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 10:13:38,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:13:38,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:13:38,430 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:13:38,430 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 10:13:38,430 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 10:13:38,430 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 10:13:38,431 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 10:13:38,431 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 10:13:38,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:13:38,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:13:38,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 10:13:38,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:13:38,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:13:38,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:13:38,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:13:38,433 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:13:38,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:13:38,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:13:38,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:13:38,434 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 10:13:38,435 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 10:13:38,435 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_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 -> bd1ce9e77607c132914ef8158ff1aa1cb9a2df13 [2018-11-10 10:13:38,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:13:38,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:13:38,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:13:38,477 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:13:38,477 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:13:38,478 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i [2018-11-10 10:13:38,521 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/cef9e8b62/0f7b9083bebe45a1bef938dbdaa6bb3c/FLAGe3b58cec1 [2018-11-10 10:13:38,967 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:13:38,967 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/sv-benchmarks/c/pthread-wmm/mix018_pso.oepc_false-unreach-call.i [2018-11-10 10:13:38,977 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/cef9e8b62/0f7b9083bebe45a1bef938dbdaa6bb3c/FLAGe3b58cec1 [2018-11-10 10:13:38,986 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/bin-2019/utaipan/data/cef9e8b62/0f7b9083bebe45a1bef938dbdaa6bb3c [2018-11-10 10:13:38,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:13:38,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:13:38,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:13:38,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:13:38,992 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:13:38,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:13:38" (1/1) ... [2018-11-10 10:13:38,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:38, skipping insertion in model container [2018-11-10 10:13:38,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:13:38" (1/1) ... [2018-11-10 10:13:39,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:13:39,031 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:13:39,276 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:13:39,282 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:13:39,332 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:13:39,378 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:13:39,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39 WrapperNode [2018-11-10 10:13:39,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:13:39,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:13:39,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:13:39,379 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:13:39,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:13:39,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:13:39,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:13:39,463 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:13:39,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... [2018-11-10 10:13:39,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:13:39,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:13:39,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:13:39,493 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:13:39,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:13:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33ea75ce-faaf-4e65-827d-2f08387d8eff/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 10:13:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 10:13:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 10:13:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:13:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:13:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:13:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:13:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 10:13:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 10:13:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 10:13:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 10:13:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 10:13:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 10:13:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 10:13:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 10:13:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:13:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:13:39,533 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 10:13:40,172 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:13:40,206 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:13:40,207 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:13:40,207 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 10:13:40,210 INFO L168 Benchmark]: Toolchain (without parser) took 1220.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.8 MB in the beginning and 1.0 GB in the end (delta: -97.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:40,211 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:13:40,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.88 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 902.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:40,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -234.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:40,212 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:13:40,212 INFO L168 Benchmark]: RCFGBuilder took 716.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.7 MB). Peak memory consumption was 99.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:13:40,214 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 388.88 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 902.2 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 83.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 902.2 MB in the beginning and 1.1 GB in the end (delta: -234.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 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 716.84 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: 99.7 MB). Peak memory consumption was 99.7 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...