./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix030_tso.opt.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/mix030_tso.opt.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 599bb8233b6b7c042b74faac908a64b876aa0f68 ............................................................................................................................................................................................ 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/mix030_tso.opt.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 599bb8233b6b7c042b74faac908a64b876aa0f68 ............................................................................................................................................................................................... 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 00:56:28,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:28,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:28,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:28,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:28,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:28,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:28,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:28,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:28,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:28,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:28,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:28,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:28,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:28,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:28,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:28,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:28,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:28,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:28,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:28,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:28,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:28,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:28,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:28,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:28,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:28,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:28,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:28,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:28,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:28,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:28,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:28,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:28,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:28,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:28,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:28,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:28,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:28,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:28,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:28,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:28,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:56:28,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:28,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:28,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:28,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:28,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:28,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:28,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:28,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:56:28,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:28,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:28,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:28,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:28,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:28,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:28,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:28,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:28,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:28,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:28,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:28,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:28,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:28,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:28,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:28,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:28,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:28,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:56:28,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:56:28,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:28,510 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 -> 599bb8233b6b7c042b74faac908a64b876aa0f68 [2019-11-28 00:56:28,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:28,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:28,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:28,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:28,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:28,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix030_tso.opt.i [2019-11-28 00:56:28,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483cee39f/f8f496d965e04543941e96885c9c0f45/FLAG32bad6cee [2019-11-28 00:56:29,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:29,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix030_tso.opt.i [2019-11-28 00:56:29,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483cee39f/f8f496d965e04543941e96885c9c0f45/FLAG32bad6cee [2019-11-28 00:56:29,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483cee39f/f8f496d965e04543941e96885c9c0f45 [2019-11-28 00:56:29,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:29,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:29,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:29,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:29,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:29,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:29" (1/1) ... [2019-11-28 00:56:29,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27932562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:29, skipping insertion in model container [2019-11-28 00:56:29,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:29" (1/1) ... [2019-11-28 00:56:29,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:29,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:30,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:30,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:30,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:30,636 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:30,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30 WrapperNode [2019-11-28 00:56:30,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:30,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:30,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:30,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:30,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:30,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:30,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:30,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:30,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (1/1) ... [2019-11-28 00:56:30,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:30,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:30,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:30,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:30,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:30" (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 00:56:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:56:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:56:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:56:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:30,852 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 00:56:32,016 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:56:32,023 INFO L168 Benchmark]: Toolchain (without parser) took 2309.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 949.6 MB in the beginning and 1.0 GB in the end (delta: -88.2 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:32,024 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:32,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 923.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:32,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:32,027 INFO L168 Benchmark]: Boogie Preprocessor took 46.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:32,028 INFO L168 Benchmark]: RCFGBuilder took 1260.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:32,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 923.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.09 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 46.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1260.29 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: 57.6 MB). Peak memory consumption was 57.6 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 00:56:34,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:34,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:34,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:34,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:34,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:34,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:34,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:34,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:34,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:34,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:34,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:34,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:34,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:34,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:34,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:34,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:34,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:34,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:34,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:34,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:34,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:34,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:34,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:34,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:34,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:34,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:34,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:34,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:34,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:34,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:34,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:34,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:34,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:34,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:34,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:34,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:34,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:34,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:34,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:34,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:34,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:56:34,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:34,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:34,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:34,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:34,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:34,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:34,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:34,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:34,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:34,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:34,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:34,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:34,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:56:34,181 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:56:34,181 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:34,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:34,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:34,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:34,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:34,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:34,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:34,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:34,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:34,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:34,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:34,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:34,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:56:34,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:56:34,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:34,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:56:34,186 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 -> 599bb8233b6b7c042b74faac908a64b876aa0f68 [2019-11-28 00:56:34,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:34,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:34,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:34,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:34,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:34,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix030_tso.opt.i [2019-11-28 00:56:34,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0181b3208/45ef622c661943bcb81b09fa7eeac604/FLAG5d42a1ecf [2019-11-28 00:56:35,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:35,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix030_tso.opt.i [2019-11-28 00:56:35,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0181b3208/45ef622c661943bcb81b09fa7eeac604/FLAG5d42a1ecf [2019-11-28 00:56:35,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0181b3208/45ef622c661943bcb81b09fa7eeac604 [2019-11-28 00:56:35,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:35,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:35,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:35,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:35,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:35,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:35" (1/1) ... [2019-11-28 00:56:35,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e958aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:35, skipping insertion in model container [2019-11-28 00:56:35,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:35" (1/1) ... [2019-11-28 00:56:35,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:35,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:35,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:36,010 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:36,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:36,167 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:36,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36 WrapperNode [2019-11-28 00:56:36,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:36,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:36,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:36,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:36,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:36,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:36,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:36,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:36,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (1/1) ... [2019-11-28 00:56:36,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:36,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:36,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:36,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:36,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:36" (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 00:56:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:56:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:36,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:36,414 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:36,414 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:36,415 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:36,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:36,415 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:56:36,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:56:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:36,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:36,419 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 00:56:37,551 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 00:56:37,558 INFO L168 Benchmark]: Toolchain (without parser) took 2186.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -76.2 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:37,559 INFO L168 Benchmark]: CDTParser took 0.20 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 00:56:37,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:37,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.14 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 00:56:37,561 INFO L168 Benchmark]: Boogie Preprocessor took 55.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:37,562 INFO L168 Benchmark]: RCFGBuilder took 1235.80 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: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:37,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 796.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1235.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...