./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix033_tso.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/mix033_tso.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 0d6c0c6e9153dea18fd0e220e58ec075ace4a772 ........................................................................................................................................................................................... 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/mix033_tso.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 0d6c0c6e9153dea18fd0e220e58ec075ace4a772 ............................................................................................................................................................................................. 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 00:56:46,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:46,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:46,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:46,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:46,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:46,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:46,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:46,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:46,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:46,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:46,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:46,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:46,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:46,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:46,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:46,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:46,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:46,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:46,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:46,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:46,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:46,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:46,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:46,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:46,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:46,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:46,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:46,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:46,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:46,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:46,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:46,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:46,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:46,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:46,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:46,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:46,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:46,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:46,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:46,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:46,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:56:46,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:46,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:46,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:46,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:46,456 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:46,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:46,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:46,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:56:46,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:46,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:46,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:46,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:46,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:46,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:46,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:46,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:46,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:46,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:46,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:46,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:46,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:46,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:46,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:46,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:46,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:46,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:56:46,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:56:46,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:46,467 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 -> 0d6c0c6e9153dea18fd0e220e58ec075ace4a772 [2019-11-28 00:56:46,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:46,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:46,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:46,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:46,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:46,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix033_tso.opt.i [2019-11-28 00:56:46,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8d3e23/f319d2c2a8ae4b408cc8c652bef06e96/FLAG9f081a89f [2019-11-28 00:56:47,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:47,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix033_tso.opt.i [2019-11-28 00:56:47,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8d3e23/f319d2c2a8ae4b408cc8c652bef06e96/FLAG9f081a89f [2019-11-28 00:56:47,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8d3e23/f319d2c2a8ae4b408cc8c652bef06e96 [2019-11-28 00:56:47,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:47,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:47,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:47,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:47,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:47,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:47, skipping insertion in model container [2019-11-28 00:56:47,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:47" (1/1) ... [2019-11-28 00:56:47,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:47,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:48,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:48,533 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:48,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:48,686 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:48,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48 WrapperNode [2019-11-28 00:56:48,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:48,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:48,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:48,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:48,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:48,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:48,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:48,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:48,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (1/1) ... [2019-11-28 00:56:48,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:48,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:48,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:48,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:48,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:48" (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 00:56:48,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:56:48,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:48,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:48,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:48,863 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:48,863 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:48,864 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:48,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:48,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:48,867 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 00:56:49,595 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:56:49,603 INFO L168 Benchmark]: Toolchain (without parser) took 1762.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -101.1 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:49,605 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:49,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:49,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:49,611 INFO L168 Benchmark]: Boogie Preprocessor took 38.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:49,613 INFO L168 Benchmark]: RCFGBuilder took 804.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:49,620 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 847.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 804.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 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 00:56:51,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:56:51,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:56:51,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:56:51,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:56:51,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:56:51,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:56:51,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:56:51,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:56:51,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:56:51,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:56:51,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:56:51,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:56:51,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:56:51,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:56:51,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:56:51,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:56:51,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:56:51,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:56:51,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:56:51,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:56:51,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:56:51,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:56:51,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:56:51,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:56:51,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:56:51,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:56:51,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:56:51,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:56:51,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:56:51,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:56:51,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:56:51,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:56:51,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:56:51,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:56:51,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:56:51,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:56:51,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:56:51,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:56:51,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:56:51,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:56:51,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:56:51,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:56:51,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:56:51,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:56:51,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:56:51,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:56:51,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:56:51,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:56:51,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:56:51,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:56:51,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:56:51,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:56:51,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:56:51,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:56:51,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:56:51,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:56:51,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:56:51,845 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:56:51,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:56:51,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:56:51,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:56:51,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:56:51,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:56:51,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:56:51,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:56:51,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:56:51,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:56:51,849 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:56:51,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:56:51,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:56:51,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:56:51,850 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 -> 0d6c0c6e9153dea18fd0e220e58ec075ace4a772 [2019-11-28 00:56:52,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:56:52,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:56:52,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:56:52,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:56:52,191 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:56:52,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix033_tso.opt.i [2019-11-28 00:56:52,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079d7e745/7eedc6f9097b46cf935a7f1d7a568779/FLAG763bd1698 [2019-11-28 00:56:52,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:56:52,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix033_tso.opt.i [2019-11-28 00:56:52,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079d7e745/7eedc6f9097b46cf935a7f1d7a568779/FLAG763bd1698 [2019-11-28 00:56:53,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079d7e745/7eedc6f9097b46cf935a7f1d7a568779 [2019-11-28 00:56:53,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:56:53,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:56:53,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:53,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:56:53,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:56:53,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:53,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bd8a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53, skipping insertion in model container [2019-11-28 00:56:53,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:53,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:56:53,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:56:53,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:53,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:56:53,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:56:53,967 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:56:53,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53 WrapperNode [2019-11-28 00:56:53,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:56:53,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:53,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:56:53,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:56:53,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:56:54,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:56:54,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:56:54,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:56:54,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (1/1) ... [2019-11-28 00:56:54,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:56:54,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:56:54,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:56:54,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:56:54,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:53" (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 00:56:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:56:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:56:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:56:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:56:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:56:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:56:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:56:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:56:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:56:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:56:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:56:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:56:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:56:54,186 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 00:56:54,887 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 00:56:54,893 INFO L168 Benchmark]: Toolchain (without parser) took 1753.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -86.1 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:54,894 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:54,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:54,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:54,898 INFO L168 Benchmark]: Boogie Preprocessor took 39.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:56:54,900 INFO L168 Benchmark]: RCFGBuilder took 794.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:56:54,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 830.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 794.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...