./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.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-3_2-container_of-global.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 1a6ab9495bbbcb375271682b49afc8cee41a7ae9 ........................................................................................................................................................................................ 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-3_2-container_of-global.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 1a6ab9495bbbcb375271682b49afc8cee41a7ae9 .......................................................................................................................................................................................... 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 01:04:52,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:52,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:52,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:52,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:52,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:52,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:52,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:52,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:52,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:52,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:52,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:52,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:52,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:52,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:52,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:52,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:52,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:52,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:52,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:52,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:52,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:52,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:52,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:52,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:52,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:52,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:52,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:52,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:52,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:52,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:52,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:52,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:52,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:52,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:52,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:52,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:52,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:52,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:52,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:52,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:52,916 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:04:52,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:52,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:52,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:52,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:52,957 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:52,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:52,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:52,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:04:52,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:52,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:52,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:52,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:52,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:52,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:52,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:52,963 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:52,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:52,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:52,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:52,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:52,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:52,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:52,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:52,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:52,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:52,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:04:52,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:04:52,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:52,968 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 -> 1a6ab9495bbbcb375271682b49afc8cee41a7ae9 [2019-11-28 01:04:53,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:53,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:53,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:53,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:53,297 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:53,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2019-11-28 01:04:53,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8933bffe/080e61e4faf648c39d03db1dcfcf12e7/FLAG0529b2fda [2019-11-28 01:04:54,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:54,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2019-11-28 01:04:54,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8933bffe/080e61e4faf648c39d03db1dcfcf12e7/FLAG0529b2fda [2019-11-28 01:04:54,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8933bffe/080e61e4faf648c39d03db1dcfcf12e7 [2019-11-28 01:04:54,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:54,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:54,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:54,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:54,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:54,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c8f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54, skipping insertion in model container [2019-11-28 01:04:54,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:54,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:55,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:55,041 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:04:55,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:55,474 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:04:55,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55 WrapperNode [2019-11-28 01:04:55,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:55,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:55,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:04:55,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:04:55,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:55,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:04:55,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:04:55,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:04:55,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (1/1) ... [2019-11-28 01:04:55,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:04:55,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:04:55,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:04:55,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:04:55,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:55" (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 01:04:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:04:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:04:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:04:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:04:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:04:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:04:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:04:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:04:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:04:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 01:04:55,696 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 01:04:56,500 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:04:56,507 INFO L168 Benchmark]: Toolchain (without parser) took 2323.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.3 MB in the beginning and 940.7 MB in the end (delta: 15.6 MB). Peak memory consumption was 155.6 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:56,507 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:56,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1291.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.3 MB in the beginning and 999.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:56,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.90 ms. Allocated memory is still 1.2 GB. Free memory is still 999.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:56,511 INFO L168 Benchmark]: Boogie Preprocessor took 49.77 ms. Allocated memory is still 1.2 GB. Free memory was 999.7 MB in the beginning and 993.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:56,512 INFO L168 Benchmark]: RCFGBuilder took 891.28 ms. Allocated memory is still 1.2 GB. Free memory was 993.0 MB in the beginning and 940.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:56,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 1291.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.3 MB in the beginning and 999.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.90 ms. Allocated memory is still 1.2 GB. Free memory is still 999.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.77 ms. Allocated memory is still 1.2 GB. Free memory was 999.7 MB in the beginning and 993.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 891.28 ms. Allocated memory is still 1.2 GB. Free memory was 993.0 MB in the beginning and 940.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 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 01:04:58,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:58,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:58,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:58,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:58,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:58,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:58,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:58,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:58,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:58,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:58,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:58,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:58,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:58,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:58,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:58,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:58,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:58,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:58,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:58,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:58,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:58,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:58,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:58,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:58,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:58,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:58,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:58,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:58,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:58,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:58,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:58,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:58,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:58,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:58,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:58,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:58,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:58,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:58,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:58,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:58,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:04:58,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:58,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:58,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:58,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:58,556 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:58,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:58,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:58,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:58,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:58,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:58,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:58,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:58,558 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:04:58,558 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:04:58,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:58,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:58,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:58,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:58,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:58,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:58,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:58,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:58,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:58,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:58,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:58,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:58,562 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:04:58,562 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:04:58,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:58,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:04:58,563 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 -> 1a6ab9495bbbcb375271682b49afc8cee41a7ae9 [2019-11-28 01:04:58,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:58,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:58,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:58,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:58,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:58,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2019-11-28 01:04:58,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c6b54dcb/fdf888b82c9b460aad8ee57175fc90db/FLAG4de7efc6a [2019-11-28 01:04:59,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:59,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2019-11-28 01:04:59,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c6b54dcb/fdf888b82c9b460aad8ee57175fc90db/FLAG4de7efc6a [2019-11-28 01:04:59,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c6b54dcb/fdf888b82c9b460aad8ee57175fc90db [2019-11-28 01:04:59,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:59,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:59,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:59,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:59,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:59,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:59" (1/1) ... [2019-11-28 01:04:59,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19255d34 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 01:04:59,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:59" (1/1) ... [2019-11-28 01:04:59,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:59,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:00,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:00,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:05:00,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:01,208 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:01,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01 WrapperNode [2019-11-28 01:05:01,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:01,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:01,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:01,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:01,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:01,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:01,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:01,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:01,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... [2019-11-28 01:05:01,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:01,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:01,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:01,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:01,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 01:05:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:05:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:01,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:05:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:05:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:05:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:05:01,427 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 01:05:02,299 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:02,306 INFO L168 Benchmark]: Toolchain (without parser) took 2470.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 945.5 MB in the beginning and 913.1 MB in the end (delta: 32.3 MB). Peak memory consumption was 151.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:02,307 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:02,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 945.5 MB in the beginning and 972.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:02,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.81 ms. Allocated memory is still 1.1 GB. Free memory was 972.1 MB in the beginning and 965.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:02,311 INFO L168 Benchmark]: Boogie Preprocessor took 56.98 ms. Allocated memory is still 1.1 GB. Free memory is still 965.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:02,313 INFO L168 Benchmark]: RCFGBuilder took 952.00 ms. Allocated memory is still 1.1 GB. Free memory was 965.3 MB in the beginning and 913.1 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:02,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 1373.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 945.5 MB in the beginning and 972.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.81 ms. Allocated memory is still 1.1 GB. Free memory was 972.1 MB in the beginning and 965.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.98 ms. Allocated memory is still 1.1 GB. Free memory is still 965.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 952.00 ms. Allocated memory is still 1.1 GB. Free memory was 965.3 MB in the beginning and 913.1 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...