./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_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_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 68bef0cbf61e86f86e66b3e0b572284a0caae57a ............................................................................................................................................................................................... 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_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 68bef0cbf61e86f86e66b3e0b572284a0caae57a ............................................................................................................................................................................................. 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 05:13:27,987 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:27,989 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:27,999 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:28,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:28,002 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:28,004 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:28,005 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:28,007 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:28,009 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:28,011 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:28,011 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:28,012 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:28,012 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:28,013 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:28,014 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:28,014 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:28,015 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:28,017 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:28,018 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:28,018 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:28,019 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:28,021 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:28,021 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:28,022 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:28,022 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:28,023 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:28,023 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:28,025 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:28,025 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:28,026 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:28,026 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:28,026 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:28,026 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:28,027 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:28,027 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:28,028 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:28,038 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:28,038 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:28,039 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:28,039 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:28,039 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:28,039 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:28,040 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:28,040 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:28,040 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:28,040 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:28,040 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:28,041 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:28,041 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:28,042 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:28,042 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:28,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:28,043 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:28,044 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_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 -> 68bef0cbf61e86f86e66b3e0b572284a0caae57a [2018-10-27 05:13:28,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:28,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:28,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:28,085 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:28,085 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:28,086 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i [2018-10-27 05:13:28,129 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/07b0c4dec/55f06c1b9fd144fd8a63452357e571b7/FLAG0d18c777d [2018-10-27 05:13:28,561 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:28,562 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i [2018-10-27 05:13:28,573 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/07b0c4dec/55f06c1b9fd144fd8a63452357e571b7/FLAG0d18c777d [2018-10-27 05:13:28,590 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/07b0c4dec/55f06c1b9fd144fd8a63452357e571b7 [2018-10-27 05:13:28,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:28,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:28,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:28,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:28,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:28,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,599 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 05:13:28, skipping insertion in model container [2018-10-27 05:13:28,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:28,647 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:28,974 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:28,983 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:29,049 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:29,102 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:29,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29 WrapperNode [2018-10-27 05:13:29,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:29,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:29,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:29,103 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:29,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:29,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:29,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:29,216 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:29,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:29,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:29,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:29,260 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:29,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 05:13:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:29,321 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 05:13:30,794 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:30,844 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,846 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,847 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:30,854 INFO L168 Benchmark]: Toolchain (without parser) took 2261.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -148.2 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,856 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:30,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.30 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -264.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,859 INFO L168 Benchmark]: Boogie Preprocessor took 43.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,860 INFO L168 Benchmark]: RCFGBuilder took 1593.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 75.5 MB). Peak memory consumption was 75.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,863 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 509.30 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -264.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.30 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1593.49 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: 75.5 MB). Peak memory consumption was 75.5 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 05:13:32,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:32,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:32,678 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:32,678 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:32,679 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:32,680 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:32,682 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:32,683 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:32,683 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:32,684 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:32,684 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:32,685 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:32,686 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:32,686 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:32,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:32,687 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:32,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:32,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:32,693 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:32,694 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:32,694 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:32,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:32,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:32,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:32,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:32,698 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:32,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:32,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:32,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:32,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:32,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:32,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:32,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:32,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:32,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:32,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:32,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:32,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:32,717 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:32,717 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:32,717 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:32,717 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:32,717 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:32,717 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:32,718 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:32,718 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:32,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:32,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:32,719 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:32,719 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:32,719 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:32,719 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:32,720 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:32,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:32,721 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:32,722 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:32,722 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:32,723 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:32,723 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_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 -> 68bef0cbf61e86f86e66b3e0b572284a0caae57a [2018-10-27 05:13:32,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:32,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:32,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:32,775 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:32,775 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:32,776 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i [2018-10-27 05:13:32,821 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/d354f73a3/39d6c73ce69d4d6a9c5c0d3e77c11109/FLAG10e28fdf9 [2018-10-27 05:13:33,282 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:33,283 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc_false-unreach-call.i [2018-10-27 05:13:33,305 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/d354f73a3/39d6c73ce69d4d6a9c5c0d3e77c11109/FLAG10e28fdf9 [2018-10-27 05:13:33,317 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/bin-2019/utaipan/data/d354f73a3/39d6c73ce69d4d6a9c5c0d3e77c11109 [2018-10-27 05:13:33,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:33,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:33,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:33,329 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:33,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33, skipping insertion in model container [2018-10-27 05:13:33,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:33,382 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:33,754 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,760 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:33,848 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,923 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:33,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33 WrapperNode [2018-10-27 05:13:33,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:33,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:33,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:34,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:34,053 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:34,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:34,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:34,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:34,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ede50e3e-983f-45a6-8db1-f2fbb75ea9b6/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 05:13:34,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:34,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:34,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:34,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:34,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:34,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:34,144 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:34,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:34,145 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:34,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:34,145 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:34,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:34,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:34,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:34,146 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 05:13:35,795 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:35,837 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:35,837 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:35,838 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:35,840 INFO L168 Benchmark]: Toolchain (without parser) took 2520.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -102.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,842 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:35,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.44 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -226.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,843 INFO L168 Benchmark]: Boogie Preprocessor took 38.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,844 INFO L168 Benchmark]: RCFGBuilder took 1747.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,851 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 602.44 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 127.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -226.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.62 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1747.28 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: 80.3 MB). Peak memory consumption was 80.3 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...