./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 .............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 ................................................................................................................................................................................................ 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 0.1.24-30f4e4a [2019-11-28 00:53:00,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:53:00,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:53:00,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:53:00,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:53:00,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:53:00,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:53:00,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:53:00,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:53:00,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:53:00,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:53:00,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:53:00,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:53:00,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:53:00,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:53:00,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:53:00,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:53:00,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:53:00,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:53:00,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:53:00,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:53:00,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:53:00,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:53:00,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:53:00,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:53:00,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:53:00,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:53:00,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:53:00,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:53:00,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:53:00,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:53:00,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:53:00,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:53:00,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:53:00,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:53:00,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:53:00,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:53:00,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:53:00,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:53:00,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:53:00,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:53:00,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:53:00,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:53:00,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:53:00,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:53:00,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:53:00,593 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:53:00,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:53:00,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:53:00,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:53:00,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:53:00,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:53:00,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:53:00,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:53:00,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:53:00,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:53:00,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:53:00,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:53:00,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:53:00,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:53:00,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:53:00,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:53:00,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:53:00,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:53:00,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:53:00,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:53:00,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:53:00,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:53:00,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:53:00,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:53:00,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-28 00:53:00,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:53:00,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:53:00,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:53:00,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:53:00,966 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:53:00,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-28 00:53:01,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475c49202/353e0f1c8d294a12981370ef140ce625/FLAG39532d24f [2019-11-28 00:53:01,574 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:53:01,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-28 00:53:01,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475c49202/353e0f1c8d294a12981370ef140ce625/FLAG39532d24f [2019-11-28 00:53:01,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475c49202/353e0f1c8d294a12981370ef140ce625 [2019-11-28 00:53:01,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:53:01,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:53:01,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:53:01,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:53:01,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:53:01,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:01" (1/1) ... [2019-11-28 00:53:01,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e93ac70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:01, skipping insertion in model container [2019-11-28 00:53:01,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:01" (1/1) ... [2019-11-28 00:53:01,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:53:01,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:53:02,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:53:02,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:53:02,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:53:02,564 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:53:02,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02 WrapperNode [2019-11-28 00:53:02,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:53:02,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:53:02,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:53:02,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:53:02,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:53:02,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:53:02,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:53:02,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:53:02,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... [2019-11-28 00:53:02,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:53:02,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:53:02,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:53:02,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:53:02,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 00:53:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 00:53:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-28 00:53:02,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-28 00:53:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:53:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:53:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:53:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:53:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:53:02,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:53:02,753 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 00:53:02,944 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-28 00:53:02,947 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-28 00:53:02,950 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-28 00:53:02,951 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-28 00:53:02,952 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-28 00:53:02,970 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1542) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:825) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:642) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:591) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-28 00:53:02,980 INFO L168 Benchmark]: Toolchain (without parser) took 1107.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -52.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:53:02,981 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:53:02,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -72.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:53:02,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:53:02,984 INFO L168 Benchmark]: Boogie Preprocessor took 39.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:53:02,985 INFO L168 Benchmark]: RCFGBuilder took 305.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:53:02,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -72.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 305.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1542) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:53:04,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:53:04,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:53:04,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:53:04,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:53:04,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:53:04,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:53:04,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:53:04,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:53:04,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:53:04,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:53:04,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:53:04,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:53:04,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:53:04,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:53:04,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:53:04,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:53:04,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:53:04,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:53:04,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:53:05,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:53:05,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:53:05,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:53:05,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:53:05,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:53:05,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:53:05,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:53:05,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:53:05,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:53:05,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:53:05,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:53:05,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:53:05,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:53:05,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:53:05,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:53:05,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:53:05,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:53:05,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:53:05,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:53:05,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:53:05,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:53:05,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:53:05,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:53:05,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:53:05,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:53:05,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:53:05,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:53:05,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:53:05,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:53:05,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:53:05,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:53:05,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:53:05,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:53:05,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:53:05,055 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:53:05,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:53:05,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:53:05,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:53:05,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:53:05,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:53:05,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:53:05,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:53:05,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:53:05,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:53:05,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:53:05,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:53:05,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:53:05,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:53:05,058 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:53:05,058 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:53:05,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:53:05,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:53:05,059 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-28 00:53:05,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:53:05,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:53:05,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:53:05,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:53:05,397 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:53:05,398 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-28 00:53:05,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92c08cde8/d69406383285439c82bb3892a2502c55/FLAGdfa484614 [2019-11-28 00:53:06,012 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:53:06,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-28 00:53:06,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92c08cde8/d69406383285439c82bb3892a2502c55/FLAGdfa484614 [2019-11-28 00:53:06,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92c08cde8/d69406383285439c82bb3892a2502c55 [2019-11-28 00:53:06,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:53:06,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:53:06,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:53:06,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:53:06,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:53:06,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:06,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3175a468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06, skipping insertion in model container [2019-11-28 00:53:06,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:06,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:53:06,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:53:06,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:53:06,829 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:53:06,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:53:06,986 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:53:06,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06 WrapperNode [2019-11-28 00:53:06,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:53:06,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:53:06,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:53:06,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:53:06,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:53:07,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:53:07,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:53:07,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:53:07,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... [2019-11-28 00:53:07,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:53:07,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:53:07,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:53:07,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:53:07,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 00:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 00:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-28 00:53:07,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-28 00:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 00:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:53:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:53:07,184 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 00:53:07,389 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-28 00:53:07,392 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-28 00:53:07,395 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-28 00:53:07,396 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-28 00:53:07,397 INFO L1547 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-28 00:53:07,399 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1542) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:825) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:642) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:591) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-28 00:53:07,405 INFO L168 Benchmark]: Toolchain (without parser) took 1095.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:53:07,406 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:53:07,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -159.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:53:07,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.05 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. [2019-11-28 00:53:07,409 INFO L168 Benchmark]: Boogie Preprocessor took 41.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:53:07,410 INFO L168 Benchmark]: RCFGBuilder took 293.36 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. [2019-11-28 00:53:07,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 677.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -159.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 293.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1542) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...