./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037_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_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/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 7698145522af02d9b0f83f110795298da5b204f0 ................................................................................................................................................................................................................. 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_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/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 7698145522af02d9b0f83f110795298da5b204f0 .......................................................................................................................................................................................................... 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 05:11:59,042 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:59,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:59,053 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:59,054 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:59,055 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:59,056 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:59,057 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:59,059 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:59,060 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:59,061 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:59,061 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:59,062 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:59,063 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:59,064 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:59,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:59,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:59,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:59,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:59,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:59,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:59,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:59,075 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:59,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:59,076 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:59,076 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:59,077 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:59,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:59,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:59,080 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:59,080 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:59,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:59,081 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:59,081 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:59,083 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:59,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:59,084 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:59,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:59,098 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:59,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:59,099 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:59,099 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:59,099 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:59,099 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:59,100 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:59,100 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:59,100 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:59,100 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:59,101 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:59,101 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:59,101 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:59,103 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:59,103 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:59,103 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:59,104 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:59,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:59,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:59,104 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:59,104 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:59,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:59,105 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:59,105 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:59,105 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:59,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:59,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:59,106 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:59,107 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_db21e3b5-7211-4316-a232-e972508bce05/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 -> 7698145522af02d9b0f83f110795298da5b204f0 [2018-10-27 05:11:59,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:59,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:59,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:59,153 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:59,154 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:59,155 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i [2018-10-27 05:11:59,206 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/0cb4675e6/635e047d3a0e4fc6930c46950e0ae6eb/FLAG094eaecc3 [2018-10-27 05:11:59,649 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:59,650 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i [2018-10-27 05:11:59,666 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/0cb4675e6/635e047d3a0e4fc6930c46950e0ae6eb/FLAG094eaecc3 [2018-10-27 05:11:59,686 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/0cb4675e6/635e047d3a0e4fc6930c46950e0ae6eb [2018-10-27 05:11:59,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:59,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:59,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:59,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:59,696 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:59,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717667f5 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 05:11:59,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:59,759 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:00,117 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:00,123 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:00,215 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:00,294 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:00,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00 WrapperNode [2018-10-27 05:12:00,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:00,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:00,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:00,296 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:00,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:00,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:00,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:00,437 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:00,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... [2018-10-27 05:12:00,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:00,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:00,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:00,478 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:00,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/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 05:12:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:00,560 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 05:12:02,719 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:02,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:02,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:02,777 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:02,784 INFO L168 Benchmark]: Toolchain (without parser) took 3093.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -103.7 MB). Peak memory consumption was 64.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:02,786 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:02,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:02,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 917.2 MB in the beginning and 1.2 GB in the end (delta: -243.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:02,787 INFO L168 Benchmark]: Boogie Preprocessor took 40.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:02,788 INFO L168 Benchmark]: RCFGBuilder took 2305.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:02,791 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 603.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 917.2 MB in the beginning and 1.2 GB in the end (delta: -243.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.51 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2305.54 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: 96.5 MB). Peak memory consumption was 96.5 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 05:12:04,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:04,939 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:04,949 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:04,950 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:04,951 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:04,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:04,953 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:04,955 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:04,956 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:04,957 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:04,957 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:04,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:04,966 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:04,967 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:04,968 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:04,969 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:04,970 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:04,972 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:04,973 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:04,974 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:04,975 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:04,977 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:04,977 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:04,977 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:04,978 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:04,979 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:04,980 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:04,980 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:04,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:04,981 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:04,982 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:04,982 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:04,982 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:04,983 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:04,984 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:04,984 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:04,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:04,997 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:04,998 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:04,998 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:04,998 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:04,998 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:04,998 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:04,999 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:04,999 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:04,999 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:04,999 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:05,000 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:05,001 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:05,001 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:05,001 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:05,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:05,001 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:05,002 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:05,002 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:05,003 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:05,003 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:05,003 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:05,003 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_db21e3b5-7211-4316-a232-e972508bce05/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 -> 7698145522af02d9b0f83f110795298da5b204f0 [2018-10-27 05:12:05,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:05,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:05,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:05,053 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:05,054 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:05,054 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i [2018-10-27 05:12:05,104 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/f56f2ca8c/135a2c66abad43ce94b734ccfbbdcf35/FLAG1cc9083bd [2018-10-27 05:12:05,589 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:05,590 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/sv-benchmarks/c/pthread-wmm/mix037_pso.oepc_false-unreach-call.i [2018-10-27 05:12:05,608 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/f56f2ca8c/135a2c66abad43ce94b734ccfbbdcf35/FLAG1cc9083bd [2018-10-27 05:12:05,625 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/bin-2019/utaipan/data/f56f2ca8c/135a2c66abad43ce94b734ccfbbdcf35 [2018-10-27 05:12:05,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:05,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:05,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:05,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:05,639 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:05,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afcde58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:05, skipping insertion in model container [2018-10-27 05:12:05,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:05" (1/1) ... [2018-10-27 05:12:05,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:05,702 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:06,104 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:06,118 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:06,183 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:06,249 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:06,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06 WrapperNode [2018-10-27 05:12:06,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:06,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:06,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:06,251 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:06,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:06,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:06,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:06,352 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:06,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... [2018-10-27 05:12:06,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:06,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:06,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:06,481 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:06,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db21e3b5-7211-4316-a232-e972508bce05/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 05:12:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:06,552 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:06,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:06,555 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 05:12:08,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:08,837 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:08,838 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:08,839 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:08,845 INFO L168 Benchmark]: Toolchain (without parser) took 3214.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:08,847 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:08,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.97 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 914.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:08,848 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.17 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:08,848 INFO L168 Benchmark]: Boogie Preprocessor took 128.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -258.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:08,849 INFO L168 Benchmark]: RCFGBuilder took 2363.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.9 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:08,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 616.97 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 914.3 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.17 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 128.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -258.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2363.69 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: 89.9 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...