./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 e37a34e7aa9d7586f4f4dbb18a27987bfaf9c5bf ........................................................................................................................................................................................................................ 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_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 e37a34e7aa9d7586f4f4dbb18a27987bfaf9c5bf .............................................................................................................................................................................................................. 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 [2018-11-10 01:56:22,027 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:56:22,028 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:56:22,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:56:22,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:56:22,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:56:22,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:56:22,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:56:22,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:56:22,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:56:22,040 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:56:22,040 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:56:22,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:56:22,041 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:56:22,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:56:22,042 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:56:22,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:56:22,043 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:56:22,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:56:22,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:56:22,046 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:56:22,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:56:22,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:56:22,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:56:22,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:56:22,050 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:56:22,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:56:22,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:56:22,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:56:22,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:56:22,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:56:22,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:56:22,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:56:22,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:56:22,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:56:22,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:56:22,054 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 01:56:22,062 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:56:22,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:56:22,063 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:56:22,063 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:56:22,063 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:56:22,063 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:56:22,064 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 01:56:22,064 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:56:22,064 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 01:56:22,064 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 01:56:22,064 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:56:22,065 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:56:22,065 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:56:22,066 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:56:22,066 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:56:22,067 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:56:22,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:56:22,068 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 01:56:22,068 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_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 -> e37a34e7aa9d7586f4f4dbb18a27987bfaf9c5bf [2018-11-10 01:56:22,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:56:22,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:56:22,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:56:22,101 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:56:22,102 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:56:22,102 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i [2018-11-10 01:56:22,138 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/c5b0035a0/128f9dec75bf48fd855b99740d5c58bb/FLAG4ea2b4cba [2018-11-10 01:56:22,518 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:56:22,518 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i [2018-11-10 01:56:22,528 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/c5b0035a0/128f9dec75bf48fd855b99740d5c58bb/FLAG4ea2b4cba [2018-11-10 01:56:22,540 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/c5b0035a0/128f9dec75bf48fd855b99740d5c58bb [2018-11-10 01:56:22,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:56:22,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:56:22,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:56:22,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:56:22,548 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:56:22,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:22,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22, skipping insertion in model container [2018-11-10 01:56:22,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:22,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:56:22,598 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:56:22,848 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:56:22,856 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:56:22,903 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:56:22,953 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:56:22,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22 WrapperNode [2018-11-10 01:56:22,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:56:22,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:56:22,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:56:22,954 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:56:23,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:56:23,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:56:23,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:56:23,045 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:56:23,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... [2018-11-10 01:56:23,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:56:23,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:56:23,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:56:23,081 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:56:23,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 [2018-11-10 01:56:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 01:56:23,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 01:56:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:56:23,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:56:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:56:23,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:56:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 01:56:23,129 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 01:56:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 01:56:23,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 01:56:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 01:56:23,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 01:56:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:56:23,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:56:23,131 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 01:56:23,954 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:56:23,992 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,992 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,995 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,996 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,996 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,997 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:23,997 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 01:56:24,000 INFO L168 Benchmark]: Toolchain (without parser) took 1456.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.5 MB in the beginning and 1.0 GB in the end (delta: -61.8 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:24,001 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:56:24,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.12 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 915.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:24,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 915.2 MB in the beginning and 1.1 GB in the end (delta: -220.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:24,003 INFO L168 Benchmark]: Boogie Preprocessor took 35.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:24,004 INFO L168 Benchmark]: RCFGBuilder took 918.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:24,006 INFO L336 ainManager$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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 409.12 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 915.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 915.2 MB in the beginning and 1.1 GB in the end (delta: -220.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.65 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 918.33 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: 115.2 MB). Peak memory consumption was 115.2 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 [2018-11-10 01:56:25,449 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:56:25,450 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:56:25,459 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:56:25,459 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:56:25,460 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:56:25,460 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:56:25,462 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:56:25,463 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:56:25,463 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:56:25,464 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:56:25,464 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:56:25,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:56:25,465 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:56:25,466 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:56:25,467 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:56:25,467 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:56:25,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:56:25,470 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:56:25,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:56:25,472 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:56:25,473 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:56:25,474 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:56:25,474 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:56:25,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:56:25,475 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:56:25,476 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:56:25,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:56:25,477 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:56:25,478 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:56:25,478 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:56:25,478 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:56:25,479 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:56:25,479 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:56:25,479 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:56:25,480 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:56:25,480 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 01:56:25,490 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:56:25,490 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:56:25,491 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:56:25,491 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:56:25,491 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:56:25,491 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:56:25,491 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:56:25,492 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:56:25,492 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:56:25,492 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:56:25,492 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:56:25,493 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:56:25,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:56:25,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:56:25,494 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:56:25,494 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:56:25,494 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:56:25,494 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:56:25,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 01:56:25,495 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 01:56:25,495 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_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 -> e37a34e7aa9d7586f4f4dbb18a27987bfaf9c5bf [2018-11-10 01:56:25,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:56:25,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:56:25,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:56:25,539 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:56:25,540 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:56:25,540 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i [2018-11-10 01:56:25,580 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/d0efbf063/5091ffeedb154f1aae5796f0a75f7d49/FLAGf26ab46b3 [2018-11-10 01:56:26,020 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:56:26,020 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/sv-benchmarks/c/pthread-wmm/safe023_rmo.oepc_false-unreach-call.i [2018-11-10 01:56:26,031 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/d0efbf063/5091ffeedb154f1aae5796f0a75f7d49/FLAGf26ab46b3 [2018-11-10 01:56:26,040 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/bin-2019/utaipan/data/d0efbf063/5091ffeedb154f1aae5796f0a75f7d49 [2018-11-10 01:56:26,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:56:26,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:56:26,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:56:26,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:56:26,047 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:56:26,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26, skipping insertion in model container [2018-11-10 01:56:26,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:56:26,094 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:56:26,357 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:56:26,363 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:56:26,416 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:56:26,468 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:56:26,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26 WrapperNode [2018-11-10 01:56:26,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:56:26,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:56:26,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:56:26,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:56:26,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:56:26,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:56:26,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:56:26,554 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:56:26,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... [2018-11-10 01:56:26,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:56:26,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:56:26,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:56:26,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:56:26,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:56:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b81c8ec-ddb0-42f7-9461-d2f2acf0f76b/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 [2018-11-10 01:56:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 01:56:26,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 01:56:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:56:26,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:56:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:56:26,631 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:56:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 01:56:26,631 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 01:56:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 01:56:26,631 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 01:56:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 01:56:26,631 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 01:56:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:56:26,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:56:26,633 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 01:56:27,455 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:56:27,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,498 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,498 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:56:27,499 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 01:56:27,501 INFO L168 Benchmark]: Toolchain (without parser) took 1458.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.4 MB in the beginning and 982.0 MB in the end (delta: -37.7 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:27,503 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:56:27,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.36 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 901.4 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:27,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 901.4 MB in the beginning and 1.1 GB in the end (delta: -214.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:27,504 INFO L168 Benchmark]: Boogie Preprocessor took 32.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:56:27,504 INFO L168 Benchmark]: RCFGBuilder took 914.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.0 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 MB. Max. memory is 11.5 GB. [2018-11-10 01:56:27,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.36 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 901.4 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 84.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 901.4 MB in the beginning and 1.1 GB in the end (delta: -214.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 914.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.0 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 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...