./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/podwr000_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_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/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 0c5fdf65fd1ff06c343306744b91d75d95e1f6e9 ......................................................................................................................................................................................................... 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_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/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 0c5fdf65fd1ff06c343306744b91d75d95e1f6e9 ....................................................................................................................................................................................................... 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 05:11:58,354 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:58,356 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:58,368 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:58,368 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:58,372 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:58,374 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:58,375 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:58,376 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:58,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:58,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:58,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:58,381 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:58,382 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:58,383 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:58,383 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:58,384 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:58,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:58,390 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:58,391 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:58,392 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:58,403 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:58,406 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:58,406 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:58,406 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:58,407 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:58,408 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:58,409 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:58,414 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:58,415 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:58,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:58,416 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:58,416 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:58,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:58,420 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:58,420 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:58,421 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:58,433 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:58,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:58,434 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:58,435 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:58,435 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:58,435 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:58,435 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:58,435 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:58,436 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:58,436 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:58,436 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:58,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:58,437 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:58,438 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:58,439 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:58,439 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:58,439 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:58,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:58,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:58,440 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:58,440 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:58,440 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:58,440 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:58,440 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:58,441 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:58,441 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:58,441 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:58,441 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:58,441 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:58,441 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:58,442 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:58,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:58,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:58,442 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:58,442 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_3a076058-40e5-45f6-9fff-676200c9e34a/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 -> 0c5fdf65fd1ff06c343306744b91d75d95e1f6e9 [2018-10-27 05:11:58,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:58,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:58,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:58,503 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:58,504 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:58,505 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i [2018-10-27 05:11:58,576 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/a9eac510d/16ef37a5386f4e7087559e11b5183ec0/FLAG2da0afa17 [2018-10-27 05:11:59,013 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:59,014 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i [2018-10-27 05:11:59,030 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/a9eac510d/16ef37a5386f4e7087559e11b5183ec0/FLAG2da0afa17 [2018-10-27 05:11:59,045 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/a9eac510d/16ef37a5386f4e7087559e11b5183ec0 [2018-10-27 05:11:59,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:59,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:59,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:59,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:59,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:59,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@800dbf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59, skipping insertion in model container [2018-10-27 05:11:59,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:59,116 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:59,475 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:59,481 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:59,567 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:59,659 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:59,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59 WrapperNode [2018-10-27 05:11:59,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:59,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:59,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:59,663 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:59,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:59,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:59,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:59,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:59,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:59,859 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:59,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/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 05:11:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:59,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:59,949 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 05:12:01,629 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:01,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:01,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:01,673 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:01,676 INFO L168 Benchmark]: Toolchain (without parser) took 2627.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:01,678 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:01,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:01,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -236.0 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:01,680 INFO L168 Benchmark]: Boogie Preprocessor took 35.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:01,681 INFO L168 Benchmark]: RCFGBuilder took 1817.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:01,684 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 609.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 160.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -236.0 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.49 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 1817.52 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: 66.8 MB). Peak memory consumption was 66.8 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 [2018-10-27 05:12:03,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:03,949 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:03,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:03,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:03,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:03,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:03,964 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:03,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:03,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:03,968 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:03,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:03,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:03,971 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:03,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:03,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:03,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:03,976 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:03,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:03,979 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:03,980 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:03,982 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:03,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:03,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:03,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:03,986 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:03,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:03,988 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:03,989 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:03,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:03,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:03,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:03,991 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:03,991 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:03,992 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:03,993 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:03,993 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:04,008 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:04,009 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:04,010 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:04,010 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:04,010 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:04,010 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:04,011 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:04,011 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:04,011 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:04,012 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:04,013 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:04,013 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:04,013 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:04,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:04,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:04,015 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:04,015 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:04,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:04,016 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:04,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:04,016 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:04,016 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:04,017 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:04,017 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:04,017 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:04,017 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:04,017 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:04,017 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_3a076058-40e5-45f6-9fff-676200c9e34a/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 -> 0c5fdf65fd1ff06c343306744b91d75d95e1f6e9 [2018-10-27 05:12:04,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:04,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:04,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:04,080 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:04,081 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:04,082 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i [2018-10-27 05:12:04,141 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/b7d472f97/4eff37fd608e4d96809ba7cddc1e1dd6/FLAG1d2bbf9e6 [2018-10-27 05:12:04,589 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:04,590 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/sv-benchmarks/c/pthread-wmm/podwr000_pso.oepc_false-unreach-call.i [2018-10-27 05:12:04,610 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/b7d472f97/4eff37fd608e4d96809ba7cddc1e1dd6/FLAG1d2bbf9e6 [2018-10-27 05:12:04,622 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/bin-2019/utaipan/data/b7d472f97/4eff37fd608e4d96809ba7cddc1e1dd6 [2018-10-27 05:12:04,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:04,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:04,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:04,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:04,633 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:04,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb7ffb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04, skipping insertion in model container [2018-10-27 05:12:04,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:04,694 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:05,129 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:05,136 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:05,206 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:05,308 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:05,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05 WrapperNode [2018-10-27 05:12:05,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:05,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:05,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:05,311 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:05,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:05,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:05,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:05,376 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:05,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:05,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:05,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:05,498 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:05,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3a076058-40e5-45f6-9fff-676200c9e34a/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 05:12:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:05,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:05,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:05,555 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:05,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:05,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:05,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:05,559 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 05:12:07,186 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:07,236 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:07,237 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:07,239 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:07,241 INFO L168 Benchmark]: Toolchain (without parser) took 2615.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -156.9 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:07,243 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:07,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.83 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:07,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:07,245 INFO L168 Benchmark]: Boogie Preprocessor took 121.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -259.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:07,245 INFO L168 Benchmark]: RCFGBuilder took 1743.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:07,248 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 681.83 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 121.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -259.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1743.46 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: 65.3 MB). Peak memory consumption was 65.3 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...