./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc.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-wmm/mix049_pso.oepc.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 83b59c200e0cd048595527397660f6571a6f4925 ........................................................................................................................................................................................... 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-wmm/mix049_pso.oepc.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 83b59c200e0cd048595527397660f6571a6f4925 ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:58:22,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:58:22,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:58:22,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:58:22,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:58:22,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:58:22,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:58:22,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:58:22,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:58:22,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:58:22,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:58:22,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:58:22,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:58:22,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:58:22,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:58:22,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:58:22,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:58:22,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:58:22,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:58:22,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:58:22,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:58:22,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:58:22,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:58:22,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:58:22,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:58:22,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:58:22,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:58:22,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:58:22,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:58:22,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:58:22,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:58:22,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:58:22,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:58:22,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:58:22,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:58:22,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:58:22,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:58:22,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:58:22,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:58:22,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:58:22,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:58:22,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:58:22,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:58:22,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:58:22,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:58:22,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:58:22,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:58:22,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:58:22,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:58:22,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:58:22,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:58:22,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:58:22,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:58:22,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:58:22,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:58:22,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:58:22,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:58:22,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:58:22,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:58:22,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:58:22,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:58:22,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:58:22,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:58:22,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:58:22,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:58:22,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:58:22,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:58:22,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:58:22,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:58:22,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:58:22,628 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 -> 83b59c200e0cd048595527397660f6571a6f4925 [2019-11-28 00:58:22,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:58:22,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:58:22,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:58:22,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:58:22,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:58:22,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc.i [2019-11-28 00:58:23,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1059d25/8429182fbe284dca83e6fce85bb27054/FLAG0410e1058 [2019-11-28 00:58:23,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:58:23,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix049_pso.oepc.i [2019-11-28 00:58:23,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1059d25/8429182fbe284dca83e6fce85bb27054/FLAG0410e1058 [2019-11-28 00:58:23,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1059d25/8429182fbe284dca83e6fce85bb27054 [2019-11-28 00:58:23,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:58:23,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:58:23,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:23,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:58:23,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:58:23,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:23" (1/1) ... [2019-11-28 00:58:23,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3e0ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:23, skipping insertion in model container [2019-11-28 00:58:23,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:23" (1/1) ... [2019-11-28 00:58:23,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:58:23,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:58:24,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:24,384 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:58:24,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:24,600 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:58:24,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24 WrapperNode [2019-11-28 00:58:24,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:24,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:24,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:58:24,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:58:24,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:24,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:58:24,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:58:24,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:58:24,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (1/1) ... [2019-11-28 00:58:24,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:58:24,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:58:24,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:58:24,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:58:24,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:24" (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 00:58:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:58:24,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:58:24,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:58:24,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:58:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:58:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:58:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:58:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:58:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:58:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:58:24,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:58:24,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:58:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:58:24,804 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 00:58:25,538 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:58:25,544 INFO L168 Benchmark]: Toolchain (without parser) took 1677.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -90.2 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:25,545 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:58:25,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:25,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:25,549 INFO L168 Benchmark]: Boogie Preprocessor took 41.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:58:25,551 INFO L168 Benchmark]: RCFGBuilder took 810.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:25,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 735.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.62 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.48 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 810.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) 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 00:58:27,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:58:27,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:58:27,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:58:27,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:58:27,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:58:27,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:58:27,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:58:27,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:58:27,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:58:27,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:58:27,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:58:27,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:58:27,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:58:27,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:58:27,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:58:27,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:58:27,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:58:27,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:58:27,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:58:27,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:58:27,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:58:27,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:58:27,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:58:27,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:58:27,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:58:27,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:58:27,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:58:27,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:58:27,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:58:27,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:58:27,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:58:27,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:58:27,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:58:27,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:58:27,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:58:27,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:58:27,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:58:27,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:58:27,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:58:27,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:58:27,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:58:27,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:58:27,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:58:27,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:58:27,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:58:27,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:58:27,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:58:27,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:58:27,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:58:27,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:58:27,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:58:27,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:58:27,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:58:27,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:58:27,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:58:27,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:58:27,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:58:27,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:58:27,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:58:27,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:58:27,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:58:27,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:58:27,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:58:27,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:58:27,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:58:27,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:58:27,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:58:27,543 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:58:27,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:58:27,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:58:27,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:58:27,544 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 -> 83b59c200e0cd048595527397660f6571a6f4925 [2019-11-28 00:58:27,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:58:27,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:58:27,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:58:27,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:58:27,940 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:58:27,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc.i [2019-11-28 00:58:28,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8af02bdbb/b742e38a92524912a74f26986c8e9e55/FLAGf296a7b86 [2019-11-28 00:58:28,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:58:28,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix049_pso.oepc.i [2019-11-28 00:58:28,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8af02bdbb/b742e38a92524912a74f26986c8e9e55/FLAGf296a7b86 [2019-11-28 00:58:28,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8af02bdbb/b742e38a92524912a74f26986c8e9e55 [2019-11-28 00:58:28,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:58:28,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:58:28,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:28,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:58:28,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:58:28,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:28" (1/1) ... [2019-11-28 00:58:28,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1801c115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:28, skipping insertion in model container [2019-11-28 00:58:28,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:28" (1/1) ... [2019-11-28 00:58:28,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:58:28,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:58:29,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:29,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:58:29,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:29,653 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:58:29,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29 WrapperNode [2019-11-28 00:58:29,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:29,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:29,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:58:29,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:58:29,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:29,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:58:29,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:58:29,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:58:29,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (1/1) ... [2019-11-28 00:58:29,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:58:29,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:58:29,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:58:29,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:58:29,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:29" (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 00:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:58:29,848 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 00:58:30,665 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 00:58:30,674 INFO L168 Benchmark]: Toolchain (without parser) took 1874.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 955.0 MB in the beginning and 992.1 MB in the end (delta: -37.1 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:30,675 INFO L168 Benchmark]: CDTParser took 0.32 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 00:58:30,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -97.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:30,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:30,678 INFO L168 Benchmark]: Boogie Preprocessor took 43.04 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 00:58:30,679 INFO L168 Benchmark]: RCFGBuilder took 904.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.1 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:30,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 854.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -97.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 904.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.1 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...