./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001_power.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_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/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 bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 ............................................................................................................................................................................................... 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_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/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 bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 ............................................................................................................................................................................................. 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 05:09:12,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:12,037 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:12,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:12,051 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:12,052 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:12,055 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:12,057 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:12,059 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:12,059 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:12,060 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:12,060 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:12,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:12,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:12,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:12,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:12,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:12,066 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:12,068 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:12,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:12,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:12,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:12,073 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:12,073 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:12,073 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:12,074 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:12,075 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:12,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:12,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:12,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:12,077 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:12,078 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:12,078 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:12,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:12,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:12,080 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:12,081 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:12,092 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:12,095 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:12,096 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:12,096 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:12,096 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:12,096 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:12,097 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:12,097 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:12,097 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:12,097 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:12,097 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:12,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:12,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:12,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:12,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:12,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:12,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:12,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:12,101 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:12,101 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_efa6634b-759b-4e79-abdb-88b784e05188/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 -> bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 [2018-10-27 05:09:12,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:12,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:12,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:12,149 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:12,149 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:12,149 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-10-27 05:09:12,199 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/f647c83db/2f0def4076954032878ba817e21bfac4/FLAGa533c32da [2018-10-27 05:09:12,620 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:12,620 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-10-27 05:09:12,633 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/f647c83db/2f0def4076954032878ba817e21bfac4/FLAGa533c32da [2018-10-27 05:09:12,645 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/f647c83db/2f0def4076954032878ba817e21bfac4 [2018-10-27 05:09:12,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:12,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:12,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:12,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:12,654 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:12,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:12" (1/1) ... [2018-10-27 05:09:12,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f865794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:12, skipping insertion in model container [2018-10-27 05:09:12,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:12" (1/1) ... [2018-10-27 05:09:12,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:12,711 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:13,038 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:13,043 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:13,148 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:13,204 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:13,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13 WrapperNode [2018-10-27 05:09:13,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:13,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:13,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:13,205 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:13,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:13,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:13,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:13,338 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:13,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:13,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:13,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:13,376 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:13,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/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 05:09:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:13,448 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 05:09:15,428 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:15,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,471 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,472 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:15,477 INFO L168 Benchmark]: Toolchain (without parser) took 2828.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 958.5 MB in the beginning and 1.0 GB in the end (delta: -82.3 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,478 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:15,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.59 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 914.2 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 914.2 MB in the beginning and 1.1 GB in the end (delta: -223.8 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,480 INFO L168 Benchmark]: Boogie Preprocessor took 38.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,480 INFO L168 Benchmark]: RCFGBuilder took 2099.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 554.59 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 914.2 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 132.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 914.2 MB in the beginning and 1.1 GB in the end (delta: -223.8 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2099.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:17,286 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:17,287 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:17,296 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:17,296 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:17,297 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:17,298 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:17,300 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:17,301 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:17,302 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:17,302 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:17,302 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:17,303 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:17,304 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:17,305 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:17,305 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:17,306 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:17,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:17,309 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:17,310 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:17,311 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:17,312 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:17,314 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:17,314 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:17,314 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:17,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:17,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:17,316 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:17,317 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:17,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:17,318 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:17,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:17,319 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:17,319 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:17,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:17,320 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:17,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:17,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:17,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:17,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:17,333 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:17,333 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:17,333 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:17,333 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:17,333 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:17,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:17,334 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:17,334 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:17,334 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:17,334 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:17,335 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:17,336 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:17,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:17,336 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:17,336 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:17,336 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:17,336 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:17,336 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:17,337 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:17,337 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_efa6634b-759b-4e79-abdb-88b784e05188/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 -> bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 [2018-10-27 05:09:17,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:17,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:17,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:17,390 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:17,391 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:17,391 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-10-27 05:09:17,442 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/65f93f336/05e5c432969d4a57a92cf97ab27f06c6/FLAG4f2dc5ffc [2018-10-27 05:09:17,887 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:17,887 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-10-27 05:09:17,910 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/65f93f336/05e5c432969d4a57a92cf97ab27f06c6/FLAG4f2dc5ffc [2018-10-27 05:09:17,925 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/bin-2019/utaipan/data/65f93f336/05e5c432969d4a57a92cf97ab27f06c6 [2018-10-27 05:09:17,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:17,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:17,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:17,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:17,933 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:17,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474fd4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17, skipping insertion in model container [2018-10-27 05:09:17,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:17,998 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:18,370 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:18,382 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:18,482 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:18,552 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:18,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18 WrapperNode [2018-10-27 05:09:18,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:18,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:18,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:18,554 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:18,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:18,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:18,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:18,614 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:18,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:18,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:18,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:18,725 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:18,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efa6634b-759b-4e79-abdb-88b784e05188/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 05:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:18,779 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:18,779 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:18,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:18,781 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 05:09:20,681 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:20,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,747 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:20,750 INFO L168 Benchmark]: Toolchain (without parser) took 2821.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -114.5 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,753 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:20,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.32 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.16 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:20,754 INFO L168 Benchmark]: Boogie Preprocessor took 110.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -248.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,755 INFO L168 Benchmark]: RCFGBuilder took 2025.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 91.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,758 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 623.32 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.16 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -248.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2025.16 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: 91.3 MB). Peak memory consumption was 91.3 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...