./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/rfi006_tso.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/rfi006_tso.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 9eee5a203058bfaefe746c3f75c372f6fe599ecb ........................................................................................................................................................................................... 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/rfi006_tso.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 9eee5a203058bfaefe746c3f75c372f6fe599ecb ............................................................................................................................................................................................. 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 01:00:09,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:00:09,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:00:09,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:00:09,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:00:09,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:00:09,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:00:09,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:00:09,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:00:09,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:00:09,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:00:09,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:00:09,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:00:09,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:00:09,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:00:09,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:00:09,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:00:09,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:00:09,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:00:09,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:00:09,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:00:09,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:00:09,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:00:09,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:00:09,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:00:09,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:00:09,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:00:09,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:00:09,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:00:09,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:00:09,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:00:09,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:00:09,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:00:09,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:00:09,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:00:09,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:00:09,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:00:09,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:00:09,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:00:09,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:00:09,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:00:09,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:00:09,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:00:09,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:00:09,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:00:09,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:00:09,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:00:09,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:00:09,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:00:09,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:00:09,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:00:09,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:00:09,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:00:09,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:00:09,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:00:09,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:00:09,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:00:09,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:00:09,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:00:09,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:00:09,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:00:09,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:00:09,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:00:09,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:09,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:00:09,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:00:09,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:00:09,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:00:09,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:00:09,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:00:09,781 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 -> 9eee5a203058bfaefe746c3f75c372f6fe599ecb [2019-11-28 01:00:10,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:00:10,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:00:10,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:00:10,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:00:10,146 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:00:10,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc.i [2019-11-28 01:00:10,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6031069af/40f868b49d564ce7af0fc286e4adf96e/FLAG44f9e20f6 [2019-11-28 01:00:10,761 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:00:10,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc.i [2019-11-28 01:00:10,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6031069af/40f868b49d564ce7af0fc286e4adf96e/FLAG44f9e20f6 [2019-11-28 01:00:11,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6031069af/40f868b49d564ce7af0fc286e4adf96e [2019-11-28 01:00:11,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:00:11,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:00:11,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:11,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:00:11,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:00:11,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11, skipping insertion in model container [2019-11-28 01:00:11,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:00:11,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:00:11,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:11,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:00:11,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:11,803 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:00:11,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11 WrapperNode [2019-11-28 01:00:11,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:11,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:11,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:00:11,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:00:11,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:11,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:00:11,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:00:11,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:00:11,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (1/1) ... [2019-11-28 01:00:11,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:00:11,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:00:11,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:00:11,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:00:11,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:11" (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 01:00:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:00:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 01:00:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:00:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:00:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 01:00:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 01:00:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 01:00:12,027 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 01:00:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 01:00:12,027 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 01:00:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 01:00:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:00:12,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:00:12,030 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 01:00:13,032 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:00:13,040 INFO L168 Benchmark]: Toolchain (without parser) took 2007.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 957.7 MB in the beginning and 979.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:13,041 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:13,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -100.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:13,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:13,045 INFO L168 Benchmark]: Boogie Preprocessor took 47.96 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:13,047 INFO L168 Benchmark]: RCFGBuilder took 1087.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 979.7 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:13,052 INFO L335 ainManager$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 771.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -100.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.46 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.96 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 1087.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 979.7 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:00:15,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:00:15,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:00:15,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:00:15,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:00:15,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:00:15,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:00:15,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:00:15,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:00:15,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:00:15,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:00:15,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:00:15,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:00:15,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:00:15,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:00:15,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:00:15,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:00:15,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:00:15,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:00:15,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:00:15,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:00:15,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:00:15,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:00:15,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:00:15,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:00:15,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:00:15,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:00:15,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:00:15,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:00:15,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:00:15,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:00:15,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:00:15,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:00:15,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:00:15,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:00:15,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:00:15,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:00:15,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:00:15,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:00:15,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:00:15,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:00:15,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:00:15,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:00:15,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:00:15,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:00:15,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:00:15,172 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:00:15,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:00:15,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:00:15,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:00:15,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:00:15,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:00:15,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:00:15,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:00:15,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:00:15,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:00:15,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:00:15,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:00:15,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:00:15,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:00:15,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:00:15,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:00:15,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:00:15,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:00:15,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:15,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:00:15,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:00:15,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:00:15,177 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:00:15,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:00:15,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:00:15,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:00:15,178 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 -> 9eee5a203058bfaefe746c3f75c372f6fe599ecb [2019-11-28 01:00:15,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:00:15,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:00:15,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:00:15,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:00:15,502 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:00:15,503 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc.i [2019-11-28 01:00:15,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4b4d33d/e7515b6b1f2a4e728bba7e6775a6157d/FLAG34332b602 [2019-11-28 01:00:16,183 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:00:16,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc.i [2019-11-28 01:00:16,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4b4d33d/e7515b6b1f2a4e728bba7e6775a6157d/FLAG34332b602 [2019-11-28 01:00:16,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4b4d33d/e7515b6b1f2a4e728bba7e6775a6157d [2019-11-28 01:00:16,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:00:16,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:00:16,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:16,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:00:16,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:00:16,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:16" (1/1) ... [2019-11-28 01:00:16,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b40bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:16, skipping insertion in model container [2019-11-28 01:00:16,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:16" (1/1) ... [2019-11-28 01:00:16,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:00:16,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:00:17,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:17,131 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:00:17,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:17,306 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:00:17,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17 WrapperNode [2019-11-28 01:00:17,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:17,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:17,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:00:17,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:00:17,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:17,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:00:17,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:00:17,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:00:17,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (1/1) ... [2019-11-28 01:00:17,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:00:17,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:00:17,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:00:17,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:00:17,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:17" (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 01:00:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 01:00:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:00:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:00:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:00:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 01:00:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 01:00:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 01:00:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 01:00:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 01:00:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 01:00:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 01:00:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:00:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:00:17,532 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 01:00:18,617 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 01:00:18,622 INFO L168 Benchmark]: Toolchain (without parser) took 2141.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -70.6 MB). Peak memory consumption was 70.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:18,623 INFO L168 Benchmark]: CDTParser took 0.21 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 01:00:18,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:18,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.00 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 01:00:18,625 INFO L168 Benchmark]: Boogie Preprocessor took 59.37 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 01:00:18,626 INFO L168 Benchmark]: RCFGBuilder took 1175.68 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: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:18,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 826.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1175.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...