./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/rfi010_pso.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/rfi010_pso.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 6fa69e482b38d5804717824c7e099107b11ba30a ......................................................................................................................................................................................... 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/rfi010_pso.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 6fa69e482b38d5804717824c7e099107b11ba30a ........................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:00:31,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:00:31,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:00:31,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:00:31,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:00:31,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:00:31,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:00:31,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:00:31,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:00:31,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:00:31,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:00:31,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:00:31,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:00:31,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:00:31,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:00:31,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:00:31,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:00:31,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:00:31,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:00:31,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:00:31,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:00:31,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:00:31,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:00:31,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:00:31,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:00:31,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:00:31,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:00:31,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:00:31,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:00:31,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:00:31,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:00:31,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:00:31,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:00:31,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:00:31,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:00:31,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:00:31,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:00:31,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:00:31,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:00:31,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:00:31,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:00:31,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:00:32,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:00:32,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:00:32,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:00:32,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:00:32,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:00:32,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:00:32,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:00:32,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:00:32,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:00:32,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:00:32,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:00:32,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:00:32,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:00:32,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:00:32,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:00:32,023 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:00:32,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:00:32,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:00:32,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:00:32,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:00:32,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:00:32,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:32,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:00:32,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:00:32,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:00:32,026 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:00:32,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:00:32,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:00:32,027 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 -> 6fa69e482b38d5804717824c7e099107b11ba30a [2019-11-28 01:00:32,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:00:32,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:00:32,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:00:32,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:00:32,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:00:32,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi010_pso.opt.i [2019-11-28 01:00:32,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbdb92c15/0f93ce450547420eab91069c1d26e093/FLAG9be7d2c9f [2019-11-28 01:00:33,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:00:33,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi010_pso.opt.i [2019-11-28 01:00:33,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbdb92c15/0f93ce450547420eab91069c1d26e093/FLAG9be7d2c9f [2019-11-28 01:00:33,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbdb92c15/0f93ce450547420eab91069c1d26e093 [2019-11-28 01:00:33,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:00:33,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:00:33,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:33,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:00:33,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:00:33,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:33" (1/1) ... [2019-11-28 01:00:33,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6822e6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:33, skipping insertion in model container [2019-11-28 01:00:33,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:33" (1/1) ... [2019-11-28 01:00:33,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:00:33,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:00:33,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:33,892 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:00:33,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:34,065 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:00:34,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34 WrapperNode [2019-11-28 01:00:34,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:34,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:34,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:00:34,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:00:34,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:34,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:00:34,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:00:34,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:00:34,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... [2019-11-28 01:00:34,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:00:34,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:00:34,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:00:34,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:00:34,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 01:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:00:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 01:00:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 01:00:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 01:00:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 01:00:34,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 01:00:34,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:00:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:00:34,290 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 01:00:35,208 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:00:35,214 INFO L168 Benchmark]: Toolchain (without parser) took 1931.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 952.3 MB in the beginning and 1.0 GB in the end (delta: -57.3 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:35,214 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:35,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -118.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:35,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:35,217 INFO L168 Benchmark]: Boogie Preprocessor took 45.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:35,218 INFO L168 Benchmark]: RCFGBuilder took 1025.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:35,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 784.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -118.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1025.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:00:37,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:00:37,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:00:37,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:00:37,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:00:37,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:00:37,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:00:37,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:00:37,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:00:37,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:00:37,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:00:37,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:00:37,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:00:37,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:00:37,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:00:37,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:00:37,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:00:37,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:00:37,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:00:37,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:00:37,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:00:37,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:00:37,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:00:37,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:00:37,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:00:37,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:00:37,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:00:37,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:00:37,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:00:37,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:00:37,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:00:37,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:00:37,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:00:37,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:00:37,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:00:37,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:00:37,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:00:37,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:00:37,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:00:37,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:00:37,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:00:37,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:00:37,211 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:00:37,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:00:37,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:00:37,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:00:37,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:00:37,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:00:37,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:00:37,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:00:37,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:00:37,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:00:37,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:00:37,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:00:37,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:00:37,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:00:37,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:00:37,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:00:37,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:00:37,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:00:37,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:00:37,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:00:37,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:00:37,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:00:37,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:37,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:00:37,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:00:37,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:00:37,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:00:37,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:00:37,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:00:37,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:00:37,220 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 -> 6fa69e482b38d5804717824c7e099107b11ba30a [2019-11-28 01:00:37,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:00:37,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:00:37,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:00:37,605 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:00:37,606 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:00:37,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi010_pso.opt.i [2019-11-28 01:00:37,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f42647b/f4d5479bf3d54563a003cc8903027776/FLAGeda4fcf70 [2019-11-28 01:00:38,190 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:00:38,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi010_pso.opt.i [2019-11-28 01:00:38,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f42647b/f4d5479bf3d54563a003cc8903027776/FLAGeda4fcf70 [2019-11-28 01:00:38,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f42647b/f4d5479bf3d54563a003cc8903027776 [2019-11-28 01:00:38,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:00:38,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:00:38,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:38,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:00:38,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:00:38,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:38" (1/1) ... [2019-11-28 01:00:38,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29c72a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:38, skipping insertion in model container [2019-11-28 01:00:38,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:00:38" (1/1) ... [2019-11-28 01:00:38,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:00:38,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:00:39,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:39,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:00:39,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:00:39,392 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:00:39,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39 WrapperNode [2019-11-28 01:00:39,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:00:39,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:39,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:00:39,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:00:39,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:00:39,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:00:39,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:00:39,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:00:39,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... [2019-11-28 01:00:39,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:00:39,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:00:39,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:00:39,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:00:39,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:00:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:00:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 01:00:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:00:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:00:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:00:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 01:00:39,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 01:00:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 01:00:39,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 01:00:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 01:00:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:00:39,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:00:39,599 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 01:00:40,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:00:40,455 INFO L168 Benchmark]: Toolchain (without parser) took 1929.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 956.3 MB in the beginning and 995.7 MB in the end (delta: -39.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:40,456 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:40,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -101.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:40,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:40,458 INFO L168 Benchmark]: Boogie Preprocessor took 56.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:00:40,459 INFO L168 Benchmark]: RCFGBuilder took 927.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.7 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:00:40,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 868.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -101.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 927.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.7 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...