./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 65d5cac0d2b984b8c73f78706c05124f2c583a64 ........................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 65d5cac0d2b984b8c73f78706c05124f2c583a64 ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:56:14,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:14,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:14,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:14,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:14,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:14,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:14,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:14,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:14,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:14,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:14,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:14,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:14,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:14,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:14,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:14,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:14,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:14,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:14,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:14,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:14,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:14,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:14,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:14,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:14,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:14,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:14,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:14,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:14,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:14,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:14,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:14,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:14,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:14,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:14,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:14,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:14,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:14,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:14,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:14,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:14,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:56:14,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:14,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:14,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:14,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:14,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:14,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:14,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:14,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:56:14,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:14,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:14,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:14,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:14,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:14,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:14,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:14,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:14,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:14,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:14,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:14,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:14,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:14,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:14,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:14,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:14,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:14,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:56:14,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:56:14,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:14,315 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 -> 65d5cac0d2b984b8c73f78706c05124f2c583a64 [2019-11-28 00:56:14,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:14,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:14,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:14,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:14,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:14,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i [2019-11-28 00:56:14,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b09f18/686a54ddb35a478ab58463afc71a3675/FLAG887112a31 [2019-11-28 00:56:15,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:15,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i [2019-11-28 00:56:15,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b09f18/686a54ddb35a478ab58463afc71a3675/FLAG887112a31 [2019-11-28 00:56:15,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b09f18/686a54ddb35a478ab58463afc71a3675 [2019-11-28 00:56:15,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:15,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:15,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:15,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:15,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:15,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:15" (1/1) ... [2019-11-28 00:56:15,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e280e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15, skipping insertion in model container [2019-11-28 00:56:15,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:15" (1/1) ... [2019-11-28 00:56:15,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:15,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:16,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:16,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:16,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:16,420 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:16,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16 WrapperNode [2019-11-28 00:56:16,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:16,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:16,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:16,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:16,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:16,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:16,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:16,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:16,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... [2019-11-28 00:56:16,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:16,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:16,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:16,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:16,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:56:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:16,635 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 00:56:17,405 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:56:17,412 INFO L168 Benchmark]: Toolchain (without parser) took 1852.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 955.0 MB in the beginning and 988.5 MB in the end (delta: -33.6 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:17,413 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:17,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -95.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:17,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:17,417 INFO L168 Benchmark]: Boogie Preprocessor took 40.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:17,419 INFO L168 Benchmark]: RCFGBuilder took 848.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.5 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:17,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 862.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -95.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 848.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.5 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:56:19,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:19,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:19,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:19,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:19,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:19,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:19,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:19,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:19,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:19,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:19,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:19,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:19,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:19,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:19,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:19,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:19,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:19,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:19,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:19,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:19,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:19,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:19,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:19,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:19,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:19,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:19,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:19,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:19,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:19,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:19,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:19,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:19,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:19,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:19,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:19,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:19,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:19,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:19,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:19,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:19,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:56:19,364 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:19,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:19,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:19,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:19,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:19,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:19,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:19,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:19,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:19,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:19,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:19,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:19,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:56:19,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:56:19,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:19,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:19,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:19,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:19,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:19,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:19,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:19,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:19,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:19,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:19,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:19,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:19,373 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:56:19,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:56:19,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:19,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:56:19,374 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 -> 65d5cac0d2b984b8c73f78706c05124f2c583a64 [2019-11-28 00:56:19,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:19,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:19,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:19,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:19,705 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:19,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i [2019-11-28 00:56:19,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e984c237/7834aedf0f884393bc5c1e2032be0e54/FLAGb9b41dd21 [2019-11-28 00:56:20,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:20,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix028_rmo.opt.i [2019-11-28 00:56:20,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e984c237/7834aedf0f884393bc5c1e2032be0e54/FLAGb9b41dd21 [2019-11-28 00:56:20,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e984c237/7834aedf0f884393bc5c1e2032be0e54 [2019-11-28 00:56:20,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:20,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:20,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:20,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:20,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:20,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:20" (1/1) ... [2019-11-28 00:56:20,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e2acac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:20, skipping insertion in model container [2019-11-28 00:56:20,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:20" (1/1) ... [2019-11-28 00:56:20,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:20,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:21,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:21,311 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:21,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:21,458 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:21,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21 WrapperNode [2019-11-28 00:56:21,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:21,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:21,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:21,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:21,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:21,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:21,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:21,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:21,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... [2019-11-28 00:56:21,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:21,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:21,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:21,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:21,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:56:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:21,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:21,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:21,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:21,636 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 00:56:22,393 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:56:22,401 INFO L168 Benchmark]: Toolchain (without parser) took 1734.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 960.4 MB in the beginning and 994.1 MB in the end (delta: -33.7 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:22,402 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 00:56:22,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -99.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:22,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:22,405 INFO L168 Benchmark]: Boogie Preprocessor took 42.36 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:22,407 INFO L168 Benchmark]: RCFGBuilder took 821.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 994.1 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:22,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 794.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -99.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.36 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 821.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 994.1 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...