./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix033_rmo.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/mix033_rmo.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 c117418973a225620f492f5db41566211ea7ca92 ........................................................................................................................................................................................... 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/mix033_rmo.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 c117418973a225620f492f5db41566211ea7ca92 ............................................................................................................................................................................................. 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 00:56:45,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:45,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:45,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:45,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:45,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:45,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:45,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:45,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:45,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:45,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:45,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:45,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:45,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:45,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:45,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:45,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:45,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:45,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:45,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:45,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:45,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:45,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:45,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:45,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:45,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:45,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:45,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:45,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:45,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:45,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:45,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:45,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:45,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:45,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:45,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:45,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:45,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:45,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:45,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:45,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:45,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:56:45,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:45,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:45,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:45,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:45,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:45,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:45,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:45,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:56:45,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:45,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:45,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:45,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:45,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:45,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:45,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:45,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:45,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:45,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:45,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:45,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:45,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:45,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:45,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:45,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:45,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:45,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:56:45,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:56:45,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:45,565 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 -> c117418973a225620f492f5db41566211ea7ca92 [2019-11-28 00:56:45,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:45,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:45,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:45,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:45,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:45,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix033_rmo.opt.i [2019-11-28 00:56:46,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bbefd20/42526e2761c84c0cb66eaa6a54797f35/FLAG41b110b38 [2019-11-28 00:56:46,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:46,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix033_rmo.opt.i [2019-11-28 00:56:46,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bbefd20/42526e2761c84c0cb66eaa6a54797f35/FLAG41b110b38 [2019-11-28 00:56:46,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9bbefd20/42526e2761c84c0cb66eaa6a54797f35 [2019-11-28 00:56:46,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:46,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:46,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:46,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:46,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:46,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:46" (1/1) ... [2019-11-28 00:56:46,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107d63bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:46, skipping insertion in model container [2019-11-28 00:56:46,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:46" (1/1) ... [2019-11-28 00:56:46,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:46,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:47,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:47,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:47,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:47,623 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:47,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47 WrapperNode [2019-11-28 00:56:47,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:47,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:47,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:47,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:47,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:47,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:47,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:47,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:47,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:47,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:47,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:47,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:47,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47" (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 00:56:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:56:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:47,834 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 00:56:48,486 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:56:48,492 INFO L168 Benchmark]: Toolchain (without parser) took 1633.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -101.6 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:48,493 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:48,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:48,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:48,496 INFO L168 Benchmark]: Boogie Preprocessor took 47.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:48,497 INFO L168 Benchmark]: RCFGBuilder took 746.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:48,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 766.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.81 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 746.87 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: 45.0 MB). Peak memory consumption was 45.0 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 00:56:50,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:50,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:50,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:50,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:50,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:50,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:50,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:50,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:50,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:50,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:50,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:50,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:50,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:50,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:50,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:50,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:50,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:50,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:50,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:50,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:50,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:50,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:50,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:50,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:50,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:50,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:50,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:50,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:50,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:50,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:50,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:50,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:50,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:50,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:50,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:50,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:50,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:50,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:50,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:50,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:50,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:56:50,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:50,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:50,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:50,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:50,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:50,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:50,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:50,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:50,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:50,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:50,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:50,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:50,735 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:56:50,735 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:56:50,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:50,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:50,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:50,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:50,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:50,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:50,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:50,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:50,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:50,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:50,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:50,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:50,739 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:56:50,740 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:56:50,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:50,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:56:50,741 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 -> c117418973a225620f492f5db41566211ea7ca92 [2019-11-28 00:56:51,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:51,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:51,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:51,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:51,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:51,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix033_rmo.opt.i [2019-11-28 00:56:51,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9af7255/ed2af9263ea648e7953a714a77bf5b7c/FLAG62b9e9a61 [2019-11-28 00:56:51,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:51,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix033_rmo.opt.i [2019-11-28 00:56:51,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9af7255/ed2af9263ea648e7953a714a77bf5b7c/FLAG62b9e9a61 [2019-11-28 00:56:51,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9af7255/ed2af9263ea648e7953a714a77bf5b7c [2019-11-28 00:56:51,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:51,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:51,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:51,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:51,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:51,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:51" (1/1) ... [2019-11-28 00:56:51,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672988f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:51, skipping insertion in model container [2019-11-28 00:56:51,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:51" (1/1) ... [2019-11-28 00:56:51,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:52,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:52,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:52,568 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:52,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:52,794 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:52,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52 WrapperNode [2019-11-28 00:56:52,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:52,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:52,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:52,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:52,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:52,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:52,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:52,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:52,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (1/1) ... [2019-11-28 00:56:52,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:52,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:52,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:52,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:52,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:52" (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 00:56:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:56:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:52,982 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 00:56:53,739 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 00:56:53,744 INFO L168 Benchmark]: Toolchain (without parser) took 1773.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -63.2 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:53,745 INFO L168 Benchmark]: CDTParser took 0.30 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 00:56:53,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:53,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:53,748 INFO L168 Benchmark]: Boogie Preprocessor took 41.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:53,749 INFO L168 Benchmark]: RCFGBuilder took 843.52 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: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:53,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 823.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 843.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...