./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix029_power.opt_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_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 29d41468a0955c08560d9244483b7c9da1434656 ..................................................................................................................................................................................................................... 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_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 29d41468a0955c08560d9244483b7c9da1434656 ................................................................................................................................................................................................................... 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 05:08:11,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:11,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:11,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:11,283 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:11,284 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:11,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:11,287 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:11,289 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:11,290 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:11,290 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:11,291 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:11,292 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:11,293 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:11,294 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:11,294 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:11,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:11,297 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:11,299 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:11,300 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:11,301 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:11,302 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:11,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:11,304 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:11,305 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:11,306 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:11,307 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:11,307 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:11,308 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:11,309 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:11,309 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:11,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:11,310 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:11,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:11,310 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:11,312 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:11,313 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:11,324 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:11,325 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:11,325 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:11,325 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:11,326 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:11,326 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:11,328 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:11,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:11,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:11,330 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:11,331 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:11,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:11,331 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:11,331 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:11,331 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:11,331 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:11,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:11,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:11,332 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:11,332 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_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 -> 29d41468a0955c08560d9244483b7c9da1434656 [2018-10-27 05:08:11,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:11,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:11,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:11,378 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:11,379 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:11,379 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i [2018-10-27 05:08:11,432 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/73c51137f/d32d5e70c3da4285aa0b862cbfadcd2a/FLAGd25a5d24d [2018-10-27 05:08:11,881 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:11,882 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i [2018-10-27 05:08:11,900 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/73c51137f/d32d5e70c3da4285aa0b862cbfadcd2a/FLAGd25a5d24d [2018-10-27 05:08:11,915 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/73c51137f/d32d5e70c3da4285aa0b862cbfadcd2a [2018-10-27 05:08:11,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:11,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:11,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:11,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:11,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:11,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:11" (1/1) ... [2018-10-27 05:08:11,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e5bf210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:11, skipping insertion in model container [2018-10-27 05:08:11,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:11" (1/1) ... [2018-10-27 05:08:11,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:11,985 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:12,325 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:12,330 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:12,392 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:12,470 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:12,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12 WrapperNode [2018-10-27 05:08:12,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:12,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:12,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:12,472 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:12,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:12,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:12,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:12,607 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:12,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... [2018-10-27 05:08:12,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:12,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:12,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:12,645 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:12,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 05:08:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:12,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:08:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:08:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:12,723 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 05:08:14,104 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:14,148 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,149 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,149 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,149 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,150 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,150 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,151 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,151 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,152 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,153 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:14,153 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:14,160 INFO L168 Benchmark]: Toolchain (without parser) took 2241.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:14,161 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:14,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.08 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 916.8 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:14,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 916.8 MB in the beginning and 1.2 GB in the end (delta: -249.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:14,163 INFO L168 Benchmark]: Boogie Preprocessor took 38.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:14,164 INFO L168 Benchmark]: RCFGBuilder took 1514.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.5 MB). Peak memory consumption was 87.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:14,168 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 551.08 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 916.8 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 134.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 916.8 MB in the beginning and 1.2 GB in the end (delta: -249.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1514.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.5 MB). Peak memory consumption was 87.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:16,273 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:16,275 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:16,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:16,285 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:16,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:16,286 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:16,288 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:16,290 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:16,291 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:16,292 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:16,292 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:16,293 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:16,293 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:16,294 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:16,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:16,297 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:16,298 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:16,300 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:16,301 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:16,302 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:16,304 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:16,306 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:16,306 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:16,306 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:16,307 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:16,308 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:16,309 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:16,309 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:16,310 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:16,310 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:16,312 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:16,312 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:16,312 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:16,313 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:16,313 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:16,314 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:16,331 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:16,331 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:16,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:16,332 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:16,332 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:16,333 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:16,333 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:16,333 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:16,333 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:16,334 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:16,335 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:16,335 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:16,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:16,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:16,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:16,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:16,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:16,338 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:16,338 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:16,338 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:16,339 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:16,339 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_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 -> 29d41468a0955c08560d9244483b7c9da1434656 [2018-10-27 05:08:16,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:16,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:16,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:16,394 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:16,395 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:16,396 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i [2018-10-27 05:08:16,453 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/f62959a2f/f3d11335151f456cb104319c0776610c/FLAG8fd0faffc [2018-10-27 05:08:16,905 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:16,906 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/sv-benchmarks/c/pthread-wmm/mix029_power.opt_false-unreach-call.i [2018-10-27 05:08:16,918 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/f62959a2f/f3d11335151f456cb104319c0776610c/FLAG8fd0faffc [2018-10-27 05:08:16,938 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/bin-2019/utaipan/data/f62959a2f/f3d11335151f456cb104319c0776610c [2018-10-27 05:08:16,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:16,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:16,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:16,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:16,956 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:16,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474fd4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16, skipping insertion in model container [2018-10-27 05:08:16,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:17,017 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:17,416 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:17,424 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:17,497 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:17,582 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:17,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17 WrapperNode [2018-10-27 05:08:17,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:17,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:17,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:17,584 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:17,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:17,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:17,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:17,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:17,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... [2018-10-27 05:08:17,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:17,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:17,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:17,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:17,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781f8c5c-3233-4bb0-a1de-8b6f0f215801/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 05:08:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:08:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:08:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:17,859 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 05:08:19,721 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:19,760 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,761 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,762 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,762 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,765 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,766 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:19,766 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:19,770 INFO L168 Benchmark]: Toolchain (without parser) took 2823.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:19,772 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:19,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.90 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:19,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.18 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:19,773 INFO L168 Benchmark]: Boogie Preprocessor took 125.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -265.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:19,774 INFO L168 Benchmark]: RCFGBuilder took 1974.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 97.2 MB). Peak memory consumption was 97.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:19,780 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 633.90 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.18 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 125.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -265.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1974.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 97.2 MB). Peak memory consumption was 97.2 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...