./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe034_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_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/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 d093e8471a4be535d6456530b320065a9bf7dd1f ................................................................................................................................................................................................................... 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_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/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 d093e8471a4be535d6456530b320065a9bf7dd1f ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:09,210 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:09,211 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:09,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:09,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:09,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:09,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:09,225 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:09,227 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:09,228 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:09,228 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:09,229 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:09,229 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:09,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:09,232 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:09,232 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:09,233 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:09,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:09,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:09,237 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:09,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:09,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:09,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:09,242 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:09,242 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:09,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:09,244 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:09,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:09,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:09,247 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:09,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:09,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:09,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:09,248 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:09,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:09,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:09,249 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:09,261 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:09,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:09,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:09,263 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:09,263 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:09,264 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:09,264 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:09,264 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:09,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:09,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:09,266 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:09,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:09,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:09,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:09,268 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:09,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:09,269 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:09,269 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:09,270 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_10b9ec49-554c-45c7-b8e9-2e32e05d0356/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 -> d093e8471a4be535d6456530b320065a9bf7dd1f [2018-10-27 05:10:09,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:09,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:09,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:09,315 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:09,315 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:09,316 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i [2018-10-27 05:10:09,371 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/6c455152a/b4cf222432f042729806e2cb04792bf1/FLAG5ea8e07c4 [2018-10-27 05:10:09,808 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:09,809 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i [2018-10-27 05:10:09,823 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/6c455152a/b4cf222432f042729806e2cb04792bf1/FLAG5ea8e07c4 [2018-10-27 05:10:09,840 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/6c455152a/b4cf222432f042729806e2cb04792bf1 [2018-10-27 05:10:09,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:09,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:09,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:09,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:09,850 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:09,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:09" (1/1) ... [2018-10-27 05:10:09,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebf8acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:09, skipping insertion in model container [2018-10-27 05:10:09,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:09" (1/1) ... [2018-10-27 05:10:09,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:09,907 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:10,245 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:10,256 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:10,350 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:10,408 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:10,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10 WrapperNode [2018-10-27 05:10:10,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:10,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:10,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:10,410 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:10,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:10,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:10,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:10,538 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:10,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... [2018-10-27 05:10:10,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:10,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:10,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:10,572 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:10,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:10,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:10,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:10,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:10,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:10,660 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:12,230 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:12,267 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,267 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,268 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,268 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,269 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,269 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,272 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,272 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,273 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,274 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:12,274 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:12,277 INFO L168 Benchmark]: Toolchain (without parser) took 2433.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 958.0 MB in the beginning and 1.1 GB in the end (delta: -126.0 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:12,279 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:12,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.12 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 923.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:12,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 923.2 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:12,281 INFO L168 Benchmark]: Boogie Preprocessor took 34.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:12,281 INFO L168 Benchmark]: RCFGBuilder took 1704.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:12,285 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 563.12 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 923.2 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 127.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 923.2 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1704.34 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:14,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:14,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:14,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:14,234 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:14,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:14,235 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:14,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:14,239 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:14,239 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:14,240 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:14,240 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:14,241 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:14,243 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:14,243 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:14,244 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:14,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:14,247 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:14,248 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:14,250 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:14,251 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:14,252 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:14,254 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:14,255 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:14,255 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:14,256 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:14,257 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:14,257 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:14,259 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:14,260 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:14,260 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:14,260 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:14,261 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:14,261 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:14,262 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:14,265 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:14,265 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:14,280 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:14,285 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:14,285 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:14,286 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:14,286 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:14,286 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:14,286 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:14,286 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:14,287 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:14,287 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:14,288 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:14,288 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:14,289 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:14,289 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:14,289 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:14,289 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:14,289 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:14,289 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:14,290 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:14,293 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:14,293 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:14,293 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:14,294 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_10b9ec49-554c-45c7-b8e9-2e32e05d0356/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 -> d093e8471a4be535d6456530b320065a9bf7dd1f [2018-10-27 05:10:14,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:14,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:14,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:14,363 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:14,363 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:14,364 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i [2018-10-27 05:10:14,411 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/1dabb9965/7a08c7c28c3049669986667a93f7581f/FLAG8ab3e597c [2018-10-27 05:10:14,916 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:14,916 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/sv-benchmarks/c/pthread-wmm/safe034_rmo.oepc_false-unreach-call.i [2018-10-27 05:10:14,929 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/1dabb9965/7a08c7c28c3049669986667a93f7581f/FLAG8ab3e597c [2018-10-27 05:10:14,941 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/data/1dabb9965/7a08c7c28c3049669986667a93f7581f [2018-10-27 05:10:14,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:14,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:14,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:14,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:14,951 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:14,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:14" (1/1) ... [2018-10-27 05:10:14,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:14, skipping insertion in model container [2018-10-27 05:10:14,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:14" (1/1) ... [2018-10-27 05:10:14,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:15,009 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:15,416 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:15,431 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:15,514 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:15,592 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:15,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15 WrapperNode [2018-10-27 05:10:15,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:15,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:15,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:15,594 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:15,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:15,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:15,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:15,651 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:15,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... [2018-10-27 05:10:15,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:15,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:15,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:15,757 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:15,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10b9ec49-554c-45c7-b8e9-2e32e05d0356/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:15,814 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:17,027 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:17,077 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,077 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,079 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,080 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,085 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,086 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,087 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,087 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:17,088 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:17,091 INFO L168 Benchmark]: Toolchain (without parser) took 2145.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -104.2 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:17,093 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:17,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 908.9 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:17,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.12 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:17,097 INFO L168 Benchmark]: Boogie Preprocessor took 105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 903.5 MB in the beginning and 1.1 GB in the end (delta: -221.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:17,098 INFO L168 Benchmark]: RCFGBuilder took 1333.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:17,101 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 645.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 908.9 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.12 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 903.5 MB in the beginning and 1.1 GB in the end (delta: -221.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1333.98 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: 73.2 MB). Peak memory consumption was 73.2 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...