./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/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 f9aeedf5a32252fb2ff733dfb17133cdc78135ea ............................................................................................................................................................................................................... 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_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/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 f9aeedf5a32252fb2ff733dfb17133cdc78135ea ............................................................................................................................................................................................................. 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 05:13:28,918 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:28,921 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:28,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:28,935 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:28,937 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:28,939 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:28,941 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:28,943 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:28,945 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:28,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:28,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:28,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:28,951 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:28,959 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:28,959 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:28,960 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:28,961 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:28,963 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:28,964 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:28,965 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:28,966 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:28,968 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:28,968 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:28,968 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:28,969 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:28,970 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:28,971 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:28,972 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:28,972 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:28,973 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:28,974 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:28,974 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:28,974 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:28,975 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:28,976 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:28,976 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:28,988 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:28,988 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:28,989 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:28,990 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:28,990 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:28,991 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:28,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:28,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:28,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:28,993 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:28,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:28,995 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:28,995 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:28,995 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:28,995 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:28,995 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:28,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:28,996 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:28,997 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_cb2f439f-9836-4684-ac77-9632856c76db/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 -> f9aeedf5a32252fb2ff733dfb17133cdc78135ea [2018-10-27 05:13:29,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:29,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:29,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:29,043 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:29,044 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:29,044 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i [2018-10-27 05:13:29,097 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/c6dce8df8/c9c3ba4ebe0f4a8a98954e9879448324/FLAGd4ea99914 [2018-10-27 05:13:29,552 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:29,553 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i [2018-10-27 05:13:29,566 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/c6dce8df8/c9c3ba4ebe0f4a8a98954e9879448324/FLAGd4ea99914 [2018-10-27 05:13:29,578 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/c6dce8df8/c9c3ba4ebe0f4a8a98954e9879448324 [2018-10-27 05:13:29,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:29,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:29,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:29,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:29,587 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:29,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1699ef1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:29, skipping insertion in model container [2018-10-27 05:13:29,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:29" (1/1) ... [2018-10-27 05:13:29,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:29,642 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:30,026 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:30,031 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:30,121 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:30,174 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:30,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30 WrapperNode [2018-10-27 05:13:30,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:30,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:30,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:30,176 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:30,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:30,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:30,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:30,310 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:30,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... [2018-10-27 05:13:30,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:30,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:30,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:30,361 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:30,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/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 05:13:30,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:30,431 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:30,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:30,432 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 05:13:32,682 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:32,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,747 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,750 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,750 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,751 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,751 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:32,752 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:32,755 INFO L168 Benchmark]: Toolchain (without parser) took 3173.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 951.8 MB in the beginning and 1.0 GB in the end (delta: -75.4 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:32,757 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:32,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.75 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 914.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:32,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 914.2 MB in the beginning and 1.1 GB in the end (delta: -230.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:32,758 INFO L168 Benchmark]: Boogie Preprocessor took 45.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:32,759 INFO L168 Benchmark]: RCFGBuilder took 2399.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 110.4 MB). Peak memory consumption was 110.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:32,762 INFO L336 ainManager$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 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 591.75 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 914.2 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 133.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 914.2 MB in the beginning and 1.1 GB in the end (delta: -230.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.54 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2399.32 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: 110.4 MB). Peak memory consumption was 110.4 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 05:13:34,674 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:34,675 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:34,685 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:34,685 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:34,686 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:34,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:34,690 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:34,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:34,692 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:34,692 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:34,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:34,693 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:34,694 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:34,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:34,695 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:34,696 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:34,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:34,710 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:34,711 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:34,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:34,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:34,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:34,716 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:34,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:34,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:34,726 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:34,726 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:34,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:34,728 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:34,728 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:34,728 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:34,728 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:34,729 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:34,730 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:34,731 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:34,731 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:34,743 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:34,743 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:34,744 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:34,744 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:34,744 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:34,744 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:34,744 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:34,744 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:34,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:34,746 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:34,746 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:34,746 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:34,746 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:34,746 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:34,747 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:34,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:34,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:34,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:34,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:34,748 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:34,748 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:34,748 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:34,749 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:34,751 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:34,751 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:34,751 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:34,751 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:34,751 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_cb2f439f-9836-4684-ac77-9632856c76db/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 -> f9aeedf5a32252fb2ff733dfb17133cdc78135ea [2018-10-27 05:13:34,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:34,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:34,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:34,801 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:34,801 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:34,802 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i [2018-10-27 05:13:34,852 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/9a5b0a0bc/dbc44eed80db4f57b7aeacb0cf9e479a/FLAGbc9d8cb66 [2018-10-27 05:13:35,345 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:35,345 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/sv-benchmarks/c/pthread-wmm/safe023_power.oepc_false-unreach-call.i [2018-10-27 05:13:35,366 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/9a5b0a0bc/dbc44eed80db4f57b7aeacb0cf9e479a/FLAGbc9d8cb66 [2018-10-27 05:13:35,383 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/bin-2019/utaipan/data/9a5b0a0bc/dbc44eed80db4f57b7aeacb0cf9e479a [2018-10-27 05:13:35,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:35,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:35,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:35,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:35,392 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:35,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:35" (1/1) ... [2018-10-27 05:13:35,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717b1631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:35, skipping insertion in model container [2018-10-27 05:13:35,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:35" (1/1) ... [2018-10-27 05:13:35,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:35,453 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:35,825 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:35,832 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:35,932 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:36,015 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:36,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36 WrapperNode [2018-10-27 05:13:36,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:36,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:36,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:36,017 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:36,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:36,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:36,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:36,165 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:36,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... [2018-10-27 05:13:36,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:36,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:36,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:36,226 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:36,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb2f439f-9836-4684-ac77-9632856c76db/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 05:13:36,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:36,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:36,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:36,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:36,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:36,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:36,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:36,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:36,290 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 05:13:38,415 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:38,465 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,465 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,468 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,468 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,471 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,471 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:38,472 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:38,474 INFO L168 Benchmark]: Toolchain (without parser) took 3087.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -98.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:38,479 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:38,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.43 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:38,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -258.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:38,481 INFO L168 Benchmark]: Boogie Preprocessor took 59.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:38,481 INFO L168 Benchmark]: RCFGBuilder took 2249.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 116.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:38,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 627.43 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -258.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2249.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 116.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...