./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-2_3-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_3-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 1766652f17da0a72e6ccfce453aab631723aa1eb ......................................................................................................................................................................................... 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_3-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 1766652f17da0a72e6ccfce453aab631723aa1eb ........................................................................................................................................................................................... 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 01:04:51,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:51,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:51,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:51,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:51,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:51,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:51,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:51,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:51,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:51,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:51,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:51,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:51,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:51,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:51,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:51,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:51,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:51,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:51,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:51,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:51,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:51,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:51,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:51,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:51,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:51,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:51,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:51,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:51,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:51,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:51,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:51,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:51,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:51,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:51,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:51,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:51,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:51,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:51,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:51,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:51,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:04:51,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:51,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:51,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:51,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:51,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:51,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:51,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:51,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:04:51,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:51,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:51,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:51,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:51,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:51,200 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:51,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:51,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:51,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:51,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:51,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:51,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:51,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:51,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:51,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:51,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:51,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:51,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:04:51,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:04:51,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:51,205 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 -> 1766652f17da0a72e6ccfce453aab631723aa1eb [2019-11-28 01:04:51,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:51,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:51,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:51,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:51,520 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:51,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2019-11-28 01:04:51,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e221683/71a94d4804ec48f4aa41c5ab768ca3fb/FLAGdc6a3bbf2 [2019-11-28 01:04:52,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:52,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2019-11-28 01:04:52,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e221683/71a94d4804ec48f4aa41c5ab768ca3fb/FLAGdc6a3bbf2 [2019-11-28 01:04:52,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e221683/71a94d4804ec48f4aa41c5ab768ca3fb [2019-11-28 01:04:52,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:52,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:52,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:52,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:52,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:52,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:52" (1/1) ... [2019-11-28 01:04:52,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a6e3ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:52, skipping insertion in model container [2019-11-28 01:04:52,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:52" (1/1) ... [2019-11-28 01:04:52,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:52,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:53,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:53,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:04:53,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:54,012 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:04:54,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54 WrapperNode [2019-11-28 01:04:54,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:54,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:54,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:04:54,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:04:54,026 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 01:04:54,065 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 01:04:54,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:54,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:04:54,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:04:54,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:04:54,175 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 01:04:54,176 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 01:04:54,200 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 01:04:54,201 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 01:04:54,237 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 01:04:54,247 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 01:04:54,261 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 01:04:54,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:04:54,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:04:54,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:04:54,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:04:54,281 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 01:04:54,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:04:54,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:04:54,369 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:04:54,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:04:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:04:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:04:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:04:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:04:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:04:54,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:04:54,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 01:04:54,374 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 01:04:55,286 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:04:55,292 INFO L168 Benchmark]: Toolchain (without parser) took 2848.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 955.0 MB in the beginning and 940.9 MB in the end (delta: 14.1 MB). Peak memory consumption was 163.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,293 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:55,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1569.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 955.0 MB in the beginning and 998.4 MB in the end (delta: -43.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.25 ms. Allocated memory is still 1.2 GB. Free memory was 998.4 MB in the beginning and 991.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,296 INFO L168 Benchmark]: Boogie Preprocessor took 120.66 ms. Allocated memory is still 1.2 GB. Free memory is still 991.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:55,297 INFO L168 Benchmark]: RCFGBuilder took 1010.01 ms. Allocated memory is still 1.2 GB. Free memory was 991.8 MB in the beginning and 940.9 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:55,301 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 1569.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 955.0 MB in the beginning and 998.4 MB in the end (delta: -43.4 MB). Peak memory consumption was 116.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 144.25 ms. Allocated memory is still 1.2 GB. Free memory was 998.4 MB in the beginning and 991.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.66 ms. Allocated memory is still 1.2 GB. Free memory is still 991.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1010.01 ms. Allocated memory is still 1.2 GB. Free memory was 991.8 MB in the beginning and 940.9 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:04:57,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:57,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:57,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:57,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:57,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:57,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:57,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:57,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:57,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:57,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:57,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:57,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:57,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:57,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:57,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:57,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:57,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:57,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:57,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:57,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:57,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:57,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:57,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:57,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:57,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:57,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:57,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:57,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:57,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:57,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:57,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:57,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:57,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:57,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:57,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:57,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:57,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:57,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:57,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:57,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:57,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:04:57,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:57,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:57,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:57,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:57,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:57,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:57,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:57,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:57,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:57,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:57,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:57,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:57,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:04:57,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:04:57,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:57,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:57,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:57,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:57,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:57,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:57,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:57,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:57,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:57,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:57,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:57,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:57,372 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:04:57,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:04:57,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:57,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:04:57,373 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 -> 1766652f17da0a72e6ccfce453aab631723aa1eb [2019-11-28 01:04:57,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:57,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:57,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:57,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:57,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:57,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2019-11-28 01:04:57,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c24ee34/cc0dc8a342524d99b23f9d1774b93426/FLAGc93f11f12 [2019-11-28 01:04:58,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:58,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2019-11-28 01:04:58,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c24ee34/cc0dc8a342524d99b23f9d1774b93426/FLAGc93f11f12 [2019-11-28 01:04:58,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c24ee34/cc0dc8a342524d99b23f9d1774b93426 [2019-11-28 01:04:58,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:58,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:58,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:58,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:58,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:58,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:58" (1/1) ... [2019-11-28 01:04:58,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6798cdb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:58, skipping insertion in model container [2019-11-28 01:04:58,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:58" (1/1) ... [2019-11-28 01:04:58,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:58,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:59,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:59,661 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:04:59,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:00,269 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:00,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00 WrapperNode [2019-11-28 01:05:00,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:00,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:00,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:00,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:00,284 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 01:05:00,350 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 01:05:00,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:00,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:00,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:00,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:00,414 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 01:05:00,415 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 01:05:00,432 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 01:05:00,433 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 01:05:00,472 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 01:05:00,475 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 01:05:00,491 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 01:05:00,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:00,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:00,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:00,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:00,503 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 01:05:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 01:05:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:05:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:05:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:05:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-11-28 01:05:00,590 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-11-28 01:05:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:05:00,592 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 01:05:01,541 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:01,548 INFO L168 Benchmark]: Toolchain (without parser) took 2848.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.3 MB in the beginning and 912.7 MB in the end (delta: 39.6 MB). Peak memory consumption was 154.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,549 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:01,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1572.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.3 MB in the beginning and 972.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 106.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.80 ms. Allocated memory is still 1.1 GB. Free memory is still 972.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:01,552 INFO L168 Benchmark]: Boogie Preprocessor took 98.98 ms. Allocated memory is still 1.1 GB. Free memory was 972.0 MB in the beginning and 965.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,553 INFO L168 Benchmark]: RCFGBuilder took 1043.38 ms. Allocated memory is still 1.1 GB. Free memory was 965.2 MB in the beginning and 912.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:01,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1572.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.3 MB in the beginning and 972.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 106.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.80 ms. Allocated memory is still 1.1 GB. Free memory is still 972.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.98 ms. Allocated memory is still 1.1 GB. Free memory was 972.0 MB in the beginning and 965.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1043.38 ms. Allocated memory is still 1.1 GB. Free memory was 965.2 MB in the beginning and 912.7 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 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...