./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix055_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/mix055_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 ca5d595ad7dfb7b4d09671c163507440fc4a1de2 ............................................................................................................................................................................................. 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/mix055_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 ca5d595ad7dfb7b4d09671c163507440fc4a1de2 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:58:59,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:58:59,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:58:59,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:58:59,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:58:59,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:58:59,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:58:59,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:58:59,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:58:59,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:58:59,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:58:59,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:58:59,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:58:59,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:58:59,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:58:59,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:58:59,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:58:59,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:58:59,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:58:59,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:58:59,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:58:59,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:58:59,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:58:59,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:58:59,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:58:59,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:58:59,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:58:59,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:58:59,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:58:59,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:58:59,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:58:59,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:58:59,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:58:59,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:58:59,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:58:59,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:58:59,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:58:59,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:58:59,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:58:59,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:58:59,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:58:59,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:58:59,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:58:59,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:58:59,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:58:59,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:58:59,545 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:58:59,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:58:59,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:58:59,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:58:59,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:58:59,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:58:59,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:58:59,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:58:59,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:58:59,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:58:59,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:58:59,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:58:59,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:58:59,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:58:59,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:58:59,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:58:59,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:58:59,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:58:59,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:58:59,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:58:59,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:58:59,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:58:59,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:58:59,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:58:59,551 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 -> ca5d595ad7dfb7b4d09671c163507440fc4a1de2 [2019-11-28 00:58:59,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:58:59,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:58:59,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:58:59,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:58:59,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:58:59,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix055_rmo.opt.i [2019-11-28 00:58:59,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8459c7a/18364c140a49493eb145e3956d525a20/FLAG71a04eabd [2019-11-28 00:59:00,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:59:00,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix055_rmo.opt.i [2019-11-28 00:59:00,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8459c7a/18364c140a49493eb145e3956d525a20/FLAG71a04eabd [2019-11-28 00:59:00,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e8459c7a/18364c140a49493eb145e3956d525a20 [2019-11-28 00:59:00,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:59:00,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:59:00,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:00,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:59:00,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:59:00,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:00" (1/1) ... [2019-11-28 00:59:00,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3e0ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:00, skipping insertion in model container [2019-11-28 00:59:00,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:00" (1/1) ... [2019-11-28 00:59:00,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:59:00,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:59:01,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:01,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:59:01,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:01,678 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:59:01,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01 WrapperNode [2019-11-28 00:59:01,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:01,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:01,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:59:01,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:59:01,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:01,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:59:01,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:59:01,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:59:01,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (1/1) ... [2019-11-28 00:59:01,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:59:01,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:59:01,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:59:01,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:59:01,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:01" (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 00:59:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:59:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:59:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:59:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:59:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:59:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:59:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:59:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:59:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:59:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:59:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:59:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:59:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:59:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:59:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:59:01,918 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 00:59:02,682 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:59:02,689 INFO L168 Benchmark]: Toolchain (without parser) took 1853.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -99.3 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:02,690 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:59:02,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:02,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:02,693 INFO L168 Benchmark]: Boogie Preprocessor took 42.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:59:02,694 INFO L168 Benchmark]: RCFGBuilder took 868.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:02,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 844.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.64 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. * Boogie Preprocessor took 42.34 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 868.90 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: 50.8 MB). Peak memory consumption was 50.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:59:04,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:59:04,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:59:04,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:59:04,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:59:04,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:59:04,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:59:04,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:59:04,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:59:04,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:59:04,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:59:04,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:59:04,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:59:04,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:59:04,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:59:04,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:59:04,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:59:04,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:59:04,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:59:04,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:59:04,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:59:04,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:59:04,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:59:04,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:59:04,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:59:04,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:59:04,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:59:04,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:59:04,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:59:04,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:59:04,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:59:04,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:59:04,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:59:04,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:59:04,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:59:04,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:59:04,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:59:04,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:59:04,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:59:04,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:59:04,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:59:04,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:59:04,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:59:04,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:59:04,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:59:04,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:59:04,979 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:59:04,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:59:04,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:59:04,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:59:04,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:59:04,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:59:04,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:59:04,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:59:04,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:59:04,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:59:04,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:59:04,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:59:04,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:59:04,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:59:04,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:59:04,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:59:04,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:59:04,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:59:04,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:59:04,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:59:04,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:59:04,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:59:04,984 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:59:04,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:59:04,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:59:04,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:59:04,985 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 -> ca5d595ad7dfb7b4d09671c163507440fc4a1de2 [2019-11-28 00:59:05,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:59:05,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:59:05,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:59:05,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:59:05,343 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:59:05,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix055_rmo.opt.i [2019-11-28 00:59:05,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d970946e7/1f4ac3e198e04eb2b5a17215d644835d/FLAG9289120c0 [2019-11-28 00:59:05,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:59:05,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix055_rmo.opt.i [2019-11-28 00:59:05,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d970946e7/1f4ac3e198e04eb2b5a17215d644835d/FLAG9289120c0 [2019-11-28 00:59:06,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d970946e7/1f4ac3e198e04eb2b5a17215d644835d [2019-11-28 00:59:06,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:59:06,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:59:06,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:06,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:59:06,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:59:06,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:06" (1/1) ... [2019-11-28 00:59:06,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564c4a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:06, skipping insertion in model container [2019-11-28 00:59:06,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:06" (1/1) ... [2019-11-28 00:59:06,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:59:06,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:59:06,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:06,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:59:06,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:07,038 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:59:07,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07 WrapperNode [2019-11-28 00:59:07,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:07,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:07,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:59:07,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:59:07,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:07,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:59:07,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:59:07,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:59:07,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (1/1) ... [2019-11-28 00:59:07,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:59:07,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:59:07,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:59:07,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:59:07,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:07" (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 00:59:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:59:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:59:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:59:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:59:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:59:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:59:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:59:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:59:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:59:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:59:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:59:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:59:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:59:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:59:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:59:07,238 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 00:59:08,016 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 00:59:08,022 INFO L168 Benchmark]: Toolchain (without parser) took 1791.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -98.4 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:08,023 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:59:08,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:08,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.66 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 00:59:08,026 INFO L168 Benchmark]: Boogie Preprocessor took 44.60 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 00:59:08,027 INFO L168 Benchmark]: RCFGBuilder took 864.01 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: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:08,031 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 808.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -155.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 864.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...