./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 9d0ab53b6bad8e20c0c90f53d74a0fa13d778b64 ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 9d0ab53b6bad8e20c0c90f53d74a0fa13d778b64 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:11,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:11,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:11,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:11,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:11,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:11,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:11,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:11,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:11,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:11,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:11,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:11,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:11,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:11,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:11,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:11,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:11,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:11,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:11,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:11,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:11,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:11,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:11,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:11,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:11,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:11,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:11,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:11,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:11,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:11,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:11,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:11,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:11,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:11,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:11,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:11,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:11,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:11,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:11,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:11,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:11,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:22:11,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:11,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:11,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:11,513 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:11,513 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:11,513 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:11,513 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:22:11,514 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:11,514 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:11,514 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:22:11,514 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:22:11,514 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:11,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:11,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:11,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:22:11,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:11,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:11,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:11,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:11,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:11,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:11,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:11,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:11,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:11,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:11,518 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:22:11,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:22:11,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:11,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:11,518 INFO L138 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_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 -> 9d0ab53b6bad8e20c0c90f53d74a0fa13d778b64 [2019-10-22 11:22:11,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:11,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:11,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:11,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:11,570 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:11,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2019-10-22 11:22:11,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/1ee335f96/6aec38354c4f407db0d15dd691ceba5a/FLAG15b0e552d [2019-10-22 11:22:12,053 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:12,053 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2019-10-22 11:22:12,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/1ee335f96/6aec38354c4f407db0d15dd691ceba5a/FLAG15b0e552d [2019-10-22 11:22:12,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/1ee335f96/6aec38354c4f407db0d15dd691ceba5a [2019-10-22 11:22:12,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:12,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:12,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:12,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:12,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:12,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:12" (1/1) ... [2019-10-22 11:22:12,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d934d39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:12, skipping insertion in model container [2019-10-22 11:22:12,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:12" (1/1) ... [2019-10-22 11:22:12,428 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:12,475 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:12,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:12,976 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:13,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:13,118 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:13,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13 WrapperNode [2019-10-22 11:22:13,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:13,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:13,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:13,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:13,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:13,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:13,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:13,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:13,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... [2019-10-22 11:22:13,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:13,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:13,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:13,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:13,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 [2019-10-22 11:22:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:22:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:22:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:22:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:13,347 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:22:13,602 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:22:13,605 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:22:13,607 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:22:13,612 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:22:13,613 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 11:22:13,615 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 11:22:13,621 INFO L168 Benchmark]: Toolchain (without parser) took 1206.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -138.6 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:13,622 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:13,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:13,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.08 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:13,624 INFO L168 Benchmark]: Boogie Preprocessor took 52.20 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:13,625 INFO L168 Benchmark]: RCFGBuilder took 378.52 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: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:13,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 705.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 378.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:15,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:15,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:15,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:15,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:15,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:15,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:15,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:15,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:15,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:15,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:15,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:15,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:15,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:15,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:15,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:15,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:15,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:15,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:15,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:15,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:15,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:15,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:15,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:15,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:15,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:15,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:15,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:15,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:15,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:15,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:15,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:15,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:15,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:15,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:15,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:15,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:15,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:15,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:15,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:15,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:15,973 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:22:15,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:15,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:15,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:15,987 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:15,988 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:15,988 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:15,988 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:15,988 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:15,988 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:15,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:15,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:15,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:15,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:15,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:15,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:22:15,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:15,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:15,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:15,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:15,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:15,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:15,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:15,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:15,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:15,993 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:22:15,993 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:22:15,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:15,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:15,994 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 -> 9d0ab53b6bad8e20c0c90f53d74a0fa13d778b64 [2019-10-22 11:22:16,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:16,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:16,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:16,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:16,042 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:16,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2019-10-22 11:22:16,093 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/623993740/97127b2b1f5f4b4ebe4f39b03d321b56/FLAGadbab6fb2 [2019-10-22 11:22:16,536 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:16,537 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2019-10-22 11:22:16,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/623993740/97127b2b1f5f4b4ebe4f39b03d321b56/FLAGadbab6fb2 [2019-10-22 11:22:16,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/utaipan/data/623993740/97127b2b1f5f4b4ebe4f39b03d321b56 [2019-10-22 11:22:16,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:16,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:16,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:16,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:16,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:16,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:16" (1/1) ... [2019-10-22 11:22:16,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348433d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:16, skipping insertion in model container [2019-10-22 11:22:16,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:16" (1/1) ... [2019-10-22 11:22:16,896 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:16,934 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:17,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:17,335 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:17,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:17,444 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:17,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17 WrapperNode [2019-10-22 11:22:17,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:17,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:17,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:17,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:17,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:17,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:17,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:17,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:17,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:17,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:17,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:17,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:17,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2532790a-87da-4ece-af8a-56a2e54bc4a8/bin/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 [2019-10-22 11:22:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:22:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:22:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:22:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:17,581 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:22:17,711 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:22:17,713 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:22:17,715 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:22:17,716 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:22:17,716 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 11:22:17,718 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 11:22:17,722 INFO L168 Benchmark]: Toolchain (without parser) took 838.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:17,723 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:17,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:17,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.90 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:17,725 INFO L168 Benchmark]: Boogie Preprocessor took 39.21 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. [2019-10-22 11:22:17,726 INFO L168 Benchmark]: RCFGBuilder took 187.57 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: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:17,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 560.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 187.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...