./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix024_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/mix024_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 1df5b9daca995b7565ccba46f069a4626aa6916b ........................................................................................................................................................................................... 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/mix024_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 1df5b9daca995b7565ccba46f069a4626aa6916b ............................................................................................................................................................................................. 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 00:55:51,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:55:51,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:55:51,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:55:51,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:55:51,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:55:51,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:55:51,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:55:51,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:55:51,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:55:51,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:55:51,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:55:51,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:55:51,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:55:51,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:55:51,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:55:51,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:55:51,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:55:51,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:55:51,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:55:51,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:55:51,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:55:51,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:55:51,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:55:51,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:55:51,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:55:51,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:55:51,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:55:51,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:55:51,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:55:51,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:55:51,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:55:51,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:55:51,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:55:51,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:55:51,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:55:51,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:55:51,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:55:51,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:55:51,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:55:51,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:55:51,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:55:52,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:55:52,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:55:52,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:55:52,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:55:52,018 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:55:52,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:55:52,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:55:52,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:55:52,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:55:52,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:55:52,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:55:52,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:55:52,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:55:52,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:55:52,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:55:52,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:55:52,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:55:52,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:55:52,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:55:52,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:55:52,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:55:52,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:55:52,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:55:52,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:55:52,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:55:52,024 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:55:52,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:55:52,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:55:52,025 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 -> 1df5b9daca995b7565ccba46f069a4626aa6916b [2019-11-28 00:55:52,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:55:52,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:55:52,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:55:52,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:55:52,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:55:52,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt.i [2019-11-28 00:55:52,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7decfb3/e58345ba6ceb43b9923da622480c5249/FLAG5e1e5a341 [2019-11-28 00:55:53,050 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:55:53,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix024_rmo.opt.i [2019-11-28 00:55:53,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7decfb3/e58345ba6ceb43b9923da622480c5249/FLAG5e1e5a341 [2019-11-28 00:55:53,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7decfb3/e58345ba6ceb43b9923da622480c5249 [2019-11-28 00:55:53,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:55:53,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:55:53,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:55:53,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:55:53,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:55:53,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:55:53" (1/1) ... [2019-11-28 00:55:53,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8bbb41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:53, skipping insertion in model container [2019-11-28 00:55:53,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:55:53" (1/1) ... [2019-11-28 00:55:53,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:55:53,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:55:53,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:55:53,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:55:54,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:55:54,197 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:55:54,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54 WrapperNode [2019-11-28 00:55:54,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:55:54,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:55:54,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:55:54,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:55:54,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:55:54,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:55:54,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:55:54,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:55:54,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (1/1) ... [2019-11-28 00:55:54,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:55:54,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:55:54,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:55:54,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:55:54,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:54" (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 00:55:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:55:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:55:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:55:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:55:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:55:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:55:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:55:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:55:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:55:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:55:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:55:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:55:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:55:54,447 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 00:55:55,153 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:55:55,159 INFO L168 Benchmark]: Toolchain (without parser) took 1840.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -63.5 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:55:55,160 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:55:55,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -123.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:55:55,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:55:55,163 INFO L168 Benchmark]: Boogie Preprocessor took 72.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:55:55,164 INFO L168 Benchmark]: RCFGBuilder took 785.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:55:55,168 INFO L335 ainManager$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 879.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -123.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.51 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.99 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 785.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:55:57,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:55:57,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:55:57,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:55:57,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:55:57,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:55:57,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:55:57,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:55:57,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:55:57,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:55:57,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:55:57,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:55:57,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:55:57,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:55:57,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:55:57,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:55:57,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:55:57,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:55:57,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:55:57,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:55:57,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:55:57,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:55:57,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:55:57,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:55:57,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:55:57,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:55:57,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:55:57,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:55:57,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:55:57,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:55:57,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:55:57,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:55:57,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:55:57,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:55:57,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:55:57,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:55:57,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:55:57,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:55:57,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:55:57,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:55:57,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:55:57,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:55:57,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:55:57,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:55:57,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:55:57,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:55:57,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:55:57,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:55:57,373 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:55:57,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:55:57,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:55:57,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:55:57,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:55:57,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:55:57,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:55:57,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:55:57,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:55:57,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:55:57,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:55:57,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:55:57,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:55:57,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:55:57,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:55:57,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:55:57,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:55:57,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:55:57,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:55:57,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:55:57,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:55:57,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:55:57,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:55:57,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:55:57,379 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 -> 1df5b9daca995b7565ccba46f069a4626aa6916b [2019-11-28 00:55:57,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:55:57,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:55:57,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:55:57,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:55:57,751 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:55:57,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt.i [2019-11-28 00:55:57,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e0107f0/9d6a60885be04024a3a3918ad7e237a0/FLAG8b5ab251c [2019-11-28 00:55:58,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:55:58,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix024_rmo.opt.i [2019-11-28 00:55:58,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e0107f0/9d6a60885be04024a3a3918ad7e237a0/FLAG8b5ab251c [2019-11-28 00:55:58,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e0107f0/9d6a60885be04024a3a3918ad7e237a0 [2019-11-28 00:55:58,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:55:58,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:55:58,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:55:58,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:55:58,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:55:58,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:55:58" (1/1) ... [2019-11-28 00:55:58,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b77c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:58, skipping insertion in model container [2019-11-28 00:55:58,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:55:58" (1/1) ... [2019-11-28 00:55:58,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:55:58,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:55:59,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:55:59,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:55:59,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:55:59,507 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:55:59,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59 WrapperNode [2019-11-28 00:55:59,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:55:59,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:55:59,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:55:59,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:55:59,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:55:59,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:55:59,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:55:59,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:55:59,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (1/1) ... [2019-11-28 00:55:59,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:55:59,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:55:59,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:55:59,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:55:59,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:55:59" (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 00:55:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:55:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:55:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:55:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:55:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:55:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:55:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:55:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:55:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:55:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:55:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:55:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:55:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:55:59,729 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 00:56:00,479 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 00:56:00,486 INFO L168 Benchmark]: Toolchain (without parser) took 1739.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -74.5 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:00,487 INFO L168 Benchmark]: CDTParser took 0.23 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 00:56:00,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -138.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:00,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.92 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 00:56:00,490 INFO L168 Benchmark]: Boogie Preprocessor took 47.47 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 00:56:00,493 INFO L168 Benchmark]: RCFGBuilder took 844.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:00,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 762.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -138.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 844.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...