./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix040_power.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/mix040_power.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 fc7e1f0f30334800b801042492a1fcdcc12ccab5 ............................................................................................................................................................................................. 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/mix040_power.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 fc7e1f0f30334800b801042492a1fcdcc12ccab5 ............................................................................................................................................................................................... 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 00:57:23,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:57:23,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:57:23,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:57:23,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:57:23,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:57:23,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:57:23,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:57:23,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:57:23,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:57:23,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:57:23,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:57:23,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:57:23,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:57:23,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:57:23,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:57:23,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:57:23,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:57:23,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:57:23,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:57:23,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:57:23,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:57:23,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:57:23,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:57:23,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:57:23,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:57:23,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:57:23,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:57:23,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:57:23,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:57:23,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:57:23,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:57:23,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:57:23,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:57:23,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:57:23,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:57:23,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:57:23,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:57:23,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:57:23,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:57:23,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:57:23,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:57:23,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:57:23,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:57:23,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:57:23,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:57:23,437 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:57:23,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:57:23,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:57:23,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:57:23,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:57:23,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:57:23,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:57:23,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:57:23,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:57:23,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:57:23,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:57:23,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:57:23,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:57:23,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:57:23,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:57:23,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:57:23,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:57:23,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:57:23,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:57:23,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:57:23,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:57:23,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:57:23,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:57:23,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:57:23,444 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 -> fc7e1f0f30334800b801042492a1fcdcc12ccab5 [2019-11-28 00:57:23,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:57:23,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:57:23,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:57:23,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:57:23,773 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:57:23,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix040_power.oepc.i [2019-11-28 00:57:23,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e943bfb0d/21f0494ac5c8419d951c675c28017181/FLAGbd8c3556e [2019-11-28 00:57:24,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:57:24,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix040_power.oepc.i [2019-11-28 00:57:24,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e943bfb0d/21f0494ac5c8419d951c675c28017181/FLAGbd8c3556e [2019-11-28 00:57:24,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e943bfb0d/21f0494ac5c8419d951c675c28017181 [2019-11-28 00:57:24,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:57:24,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:57:24,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:57:24,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:57:24,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:57:24,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:24" (1/1) ... [2019-11-28 00:57:24,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d705b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:24, skipping insertion in model container [2019-11-28 00:57:24,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:24" (1/1) ... [2019-11-28 00:57:24,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:57:24,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:57:25,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:57:25,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:57:25,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:57:25,629 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:57:25,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25 WrapperNode [2019-11-28 00:57:25,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:57:25,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:57:25,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:57:25,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:57:25,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:57:25,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:57:25,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:57:25,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:57:25,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (1/1) ... [2019-11-28 00:57:25,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:57:25,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:57:25,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:57:25,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:57:25,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:25" (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 00:57:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:57:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:57:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:57:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:57:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:57:25,826 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:57:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:57:25,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:57:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:57:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:57:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:57:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:57:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:57:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:57:25,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:57:25,831 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 00:57:26,668 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:57:26,674 INFO L168 Benchmark]: Toolchain (without parser) took 1930.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -95.0 MB). Peak memory consumption was 52.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:26,675 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:57:26,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 889.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:26,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:57:26,678 INFO L168 Benchmark]: Boogie Preprocessor took 45.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:57:26,679 INFO L168 Benchmark]: RCFGBuilder took 927.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:26,683 INFO L335 ainManager$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 889.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.77 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. * Boogie Preprocessor took 45.18 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 927.95 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: 63.7 MB). Peak memory consumption was 63.7 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 00:57:28,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:57:28,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:57:28,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:57:28,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:57:28,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:57:28,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:57:28,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:57:28,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:57:28,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:57:28,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:57:28,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:57:28,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:57:28,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:57:28,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:57:28,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:57:28,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:57:28,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:57:28,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:57:28,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:57:28,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:57:28,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:57:28,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:57:28,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:57:28,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:57:28,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:57:28,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:57:28,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:57:28,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:57:28,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:57:28,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:57:28,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:57:28,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:57:28,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:57:28,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:57:28,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:57:28,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:57:28,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:57:28,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:57:28,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:57:28,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:57:28,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:57:28,796 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:57:28,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:57:28,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:57:28,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:57:28,798 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:57:28,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:57:28,799 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:57:28,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:57:28,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:57:28,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:57:28,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:57:28,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:57:28,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:57:28,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:57:28,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:57:28,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:57:28,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:57:28,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:57:28,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:57:28,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:57:28,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:57:28,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:57:28,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:57:28,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:57:28,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:57:28,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:57:28,803 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:57:28,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:57:28,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:57:28,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:57:28,804 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 -> fc7e1f0f30334800b801042492a1fcdcc12ccab5 [2019-11-28 00:57:29,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:57:29,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:57:29,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:57:29,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:57:29,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:57:29,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix040_power.oepc.i [2019-11-28 00:57:29,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/030a481e1/c5f8bc551ebe4a8887fcc3d9de0bf2ef/FLAG48b24d5fd [2019-11-28 00:57:29,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:57:29,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix040_power.oepc.i [2019-11-28 00:57:29,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/030a481e1/c5f8bc551ebe4a8887fcc3d9de0bf2ef/FLAG48b24d5fd [2019-11-28 00:57:30,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/030a481e1/c5f8bc551ebe4a8887fcc3d9de0bf2ef [2019-11-28 00:57:30,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:57:30,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:57:30,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:57:30,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:57:30,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:57:30,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ebd404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30, skipping insertion in model container [2019-11-28 00:57:30,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:57:30,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:57:30,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:57:30,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:57:30,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:57:30,804 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:57:30,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30 WrapperNode [2019-11-28 00:57:30,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:57:30,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:57:30,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:57:30,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:57:30,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:57:30,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:57:30,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:57:30,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:57:30,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (1/1) ... [2019-11-28 00:57:30,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:57:30,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:57:30,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:57:30,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:57:30,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:30" (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 00:57:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:57:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:57:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:57:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:57:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:57:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:57:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:57:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:57:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:57:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:57:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:57:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:57:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:57:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:57:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:57:31,007 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 00:57:31,894 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 00:57:31,899 INFO L168 Benchmark]: Toolchain (without parser) took 1882.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -81.6 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:31,900 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 00:57:31,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 788.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:31,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.33 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 00:57:31,902 INFO L168 Benchmark]: Boogie Preprocessor took 49.97 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 00:57:31,903 INFO L168 Benchmark]: RCFGBuilder took 973.99 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: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:57:31,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 788.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 973.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...