./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-2_4-container_of.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/ldv-races/race-2_4-container_of.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 31469e3abe4a443a6a829744ff5724e959f3747e ......................................................................................................................................................................................... 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/ldv-races/race-2_4-container_of.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 31469e3abe4a443a6a829744ff5724e959f3747e ........................................................................................................................................................................................... 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 01:04:51,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:51,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:51,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:51,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:51,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:51,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:51,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:51,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:51,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:51,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:51,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:51,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:51,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:51,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:51,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:51,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:51,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:51,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:51,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:51,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:51,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:51,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:51,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:51,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:51,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:51,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:51,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:51,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:51,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:51,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:51,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:51,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:51,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:51,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:51,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:51,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:51,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:51,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:51,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:51,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:51,877 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:04:51,902 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:51,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:51,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:51,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:51,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:51,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:51,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:51,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:04:51,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:51,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:51,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:51,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:51,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:51,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:51,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:51,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:51,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:51,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:51,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:51,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:51,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:51,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:51,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:51,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:51,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:51,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:04:51,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:04:51,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:51,912 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 -> 31469e3abe4a443a6a829744ff5724e959f3747e [2019-11-28 01:04:52,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:52,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:52,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:52,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:52,243 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:52,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2019-11-28 01:04:52,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d71a12e/96e47e5e49e64bd484b211d72edb8cc8/FLAG2f0615496 [2019-11-28 01:04:52,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:52,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2019-11-28 01:04:53,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d71a12e/96e47e5e49e64bd484b211d72edb8cc8/FLAG2f0615496 [2019-11-28 01:04:53,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d71a12e/96e47e5e49e64bd484b211d72edb8cc8 [2019-11-28 01:04:53,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:53,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:53,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:53,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:53,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:53,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:53" (1/1) ... [2019-11-28 01:04:53,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e760fbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:53, skipping insertion in model container [2019-11-28 01:04:53,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:53" (1/1) ... [2019-11-28 01:04:53,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:53,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:53,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:53,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:04:54,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:54,510 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:04:54,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54 WrapperNode [2019-11-28 01:04:54,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:54,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:54,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:04:54,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:04:54,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:54,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:04:54,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:04:54,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:04:54,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:04:54,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:04:54,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:04:54,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:04:54,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54" (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 01:04:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:04:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:04:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:04:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:04:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:04:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:04:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:04:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:04:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:04:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:04:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 01:04:54,764 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 01:04:55,609 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:04:55,617 INFO L168 Benchmark]: Toolchain (without parser) took 2462.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.8 MB in the beginning and 926.0 MB in the end (delta: 24.8 MB). Peak memory consumption was 149.1 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,617 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:55,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.8 MB in the beginning and 977.8 MB in the end (delta: -27.0 MB). Peak memory consumption was 108.1 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.59 ms. Allocated memory is still 1.2 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:55,621 INFO L168 Benchmark]: Boogie Preprocessor took 54.54 ms. Allocated memory is still 1.2 GB. Free memory was 977.8 MB in the beginning and 971.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,622 INFO L168 Benchmark]: RCFGBuilder took 939.61 ms. Allocated memory is still 1.2 GB. Free memory was 971.1 MB in the beginning and 926.0 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,626 INFO L335 ainManager$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 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1357.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.8 MB in the beginning and 977.8 MB in the end (delta: -27.0 MB). Peak memory consumption was 108.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 106.59 ms. Allocated memory is still 1.2 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.54 ms. Allocated memory is still 1.2 GB. Free memory was 977.8 MB in the beginning and 971.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 939.61 ms. Allocated memory is still 1.2 GB. Free memory was 971.1 MB in the beginning and 926.0 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:04:57,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:57,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:57,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:57,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:57,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:57,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:57,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:57,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:57,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:57,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:57,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:57,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:57,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:57,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:57,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:57,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:57,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:57,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:57,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:57,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:57,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:57,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:57,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:57,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:57,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:57,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:57,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:57,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:57,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:57,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:57,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:57,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:57,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:57,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:57,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:57,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:57,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:57,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:57,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:57,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:57,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:04:57,808 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:57,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:57,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:57,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:57,810 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:57,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:57,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:57,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:57,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:57,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:57,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:57,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:57,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:04:57,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:04:57,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:57,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:57,814 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:57,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:57,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:57,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:57,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:57,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:57,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:57,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:57,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:57,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:57,817 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:04:57,817 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:04:57,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:57,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:04:57,818 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 -> 31469e3abe4a443a6a829744ff5724e959f3747e [2019-11-28 01:04:58,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:58,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:58,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:58,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:58,170 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:58,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2019-11-28 01:04:58,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddcfe2ea/332b3802f09a4960929520fdc0ca9d78/FLAG58e15ff31 [2019-11-28 01:04:58,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:58,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2019-11-28 01:04:58,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddcfe2ea/332b3802f09a4960929520fdc0ca9d78/FLAG58e15ff31 [2019-11-28 01:04:59,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddcfe2ea/332b3802f09a4960929520fdc0ca9d78 [2019-11-28 01:04:59,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:59,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:59,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:59,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:59,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:59,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:59" (1/1) ... [2019-11-28 01:04:59,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce65fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:59, skipping insertion in model container [2019-11-28 01:04:59,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:59" (1/1) ... [2019-11-28 01:04:59,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:59,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:59,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:59,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:05:00,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:00,490 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:00,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00 WrapperNode [2019-11-28 01:05:00,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:00,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:00,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:00,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:00,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:00,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:00,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:00,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:00,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:00,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:00,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:00,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:00,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00" (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 01:05:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:00,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 01:05:00,745 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:05:00,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:05:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:00,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:05:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:05:00,747 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:05:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:05:00,749 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 01:05:01,647 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:01,652 INFO L168 Benchmark]: Toolchain (without parser) took 2585.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.2 MB in the beginning and 933.8 MB in the end (delta: 18.3 MB). Peak memory consumption was 152.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,654 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:01,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.2 MB in the beginning and 992.4 MB in the end (delta: -40.2 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.95 ms. Allocated memory is still 1.2 GB. Free memory was 992.4 MB in the beginning and 985.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,656 INFO L168 Benchmark]: Boogie Preprocessor took 79.94 ms. Allocated memory is still 1.2 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:01,657 INFO L168 Benchmark]: RCFGBuilder took 973.56 ms. Allocated memory is still 1.2 GB. Free memory was 985.7 MB in the beginning and 933.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1424.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.2 MB in the beginning and 992.4 MB in the end (delta: -40.2 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.95 ms. Allocated memory is still 1.2 GB. Free memory was 992.4 MB in the beginning and 985.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.94 ms. Allocated memory is still 1.2 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 973.56 ms. Allocated memory is still 1.2 GB. Free memory was 985.7 MB in the beginning and 933.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 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...