./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix057_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/mix057_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 56b2f9696651505995923f0121e06c7344e7e02e ............................................................................................................................................................................................. 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/mix057_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 56b2f9696651505995923f0121e06c7344e7e02e .............................................................................................................................................................................................. 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 00:59:15,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:59:15,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:59:15,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:59:15,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:59:15,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:59:15,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:59:15,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:59:15,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:59:15,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:59:15,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:59:15,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:59:15,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:59:15,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:59:15,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:59:15,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:59:15,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:59:15,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:59:15,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:59:15,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:59:15,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:59:15,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:59:15,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:59:15,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:59:15,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:59:15,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:59:15,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:59:15,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:59:15,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:59:15,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:59:15,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:59:15,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:59:15,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:59:15,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:59:15,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:59:15,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:59:15,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:59:15,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:59:15,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:59:15,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:59:15,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:59:15,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:59:15,634 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:59:15,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:59:15,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:59:15,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:59:15,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:59:15,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:59:15,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:59:15,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:59:15,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:59:15,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:59:15,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:59:15,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:59:15,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:59:15,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:59:15,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:59:15,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:59:15,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:59:15,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:59:15,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:59:15,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:59:15,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:59:15,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:59:15,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:59:15,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:59:15,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:59:15,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:59:15,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:59:15,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:59:15,648 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 -> 56b2f9696651505995923f0121e06c7344e7e02e [2019-11-28 00:59:15,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:59:15,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:59:15,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:59:15,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:59:15,998 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:59:15,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix057_tso.opt.i [2019-11-28 00:59:16,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fefc5e1/37280879bbfe422bb1abf8d741becbab/FLAGcbe3ca832 [2019-11-28 00:59:16,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:59:16,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix057_tso.opt.i [2019-11-28 00:59:16,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fefc5e1/37280879bbfe422bb1abf8d741becbab/FLAGcbe3ca832 [2019-11-28 00:59:16,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fefc5e1/37280879bbfe422bb1abf8d741becbab [2019-11-28 00:59:16,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:59:16,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:59:16,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:16,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:59:16,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:59:16,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:16" (1/1) ... [2019-11-28 00:59:16,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8bbb41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:16, skipping insertion in model container [2019-11-28 00:59:16,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:16" (1/1) ... [2019-11-28 00:59:16,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:59:16,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:59:17,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:17,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:59:17,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:17,687 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:59:17,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17 WrapperNode [2019-11-28 00:59:17,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:17,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:17,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:59:17,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:59:17,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:17,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:59:17,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:59:17,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:59:17,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (1/1) ... [2019-11-28 00:59:17,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:59:17,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:59:17,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:59:17,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:59:17,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:17" (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 00:59:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:59:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:59:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:59:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:59:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:59:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:59:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:59:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:59:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:59:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:59:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:59:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:59:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:59:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:59:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:59:17,863 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 00:59:18,631 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:59:18,638 INFO L168 Benchmark]: Toolchain (without parser) took 1737.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.4 MB). Free memory was 957.7 MB in the beginning and 987.7 MB in the end (delta: -30.0 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:18,639 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:59:18,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.4 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -91.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:18,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:18,642 INFO L168 Benchmark]: Boogie Preprocessor took 36.33 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:59:18,643 INFO L168 Benchmark]: RCFGBuilder took 850.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 987.7 MB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:18,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 787.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.4 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -91.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.33 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 850.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 987.7 MB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 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 00:59:20,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:59:20,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:59:20,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:59:20,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:59:20,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:59:20,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:59:20,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:59:20,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:59:20,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:59:20,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:59:20,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:59:20,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:59:20,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:59:20,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:59:20,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:59:20,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:59:20,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:59:20,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:59:20,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:59:20,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:59:20,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:59:20,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:59:20,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:59:20,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:59:20,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:59:20,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:59:20,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:59:20,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:59:20,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:59:20,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:59:20,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:59:20,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:59:20,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:59:20,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:59:20,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:59:20,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:59:20,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:59:20,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:59:20,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:59:20,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:59:20,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:59:20,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:59:20,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:59:20,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:59:20,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:59:20,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:59:20,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:59:20,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:59:20,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:59:20,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:59:20,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:59:20,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:59:20,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:59:20,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:59:20,792 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:59:20,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:59:20,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:59:20,793 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:59:20,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:59:20,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:59:20,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:59:20,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:59:20,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:59:20,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:59:20,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:59:20,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:59:20,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:59:20,796 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:59:20,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:59:20,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:59:20,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:59:20,797 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 -> 56b2f9696651505995923f0121e06c7344e7e02e [2019-11-28 00:59:21,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:59:21,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:59:21,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:59:21,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:59:21,129 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:59:21,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix057_tso.opt.i [2019-11-28 00:59:21,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c72a4fd/a3c7d5d2cb294599a636eaacdc962552/FLAG75246f47b [2019-11-28 00:59:21,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:59:21,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix057_tso.opt.i [2019-11-28 00:59:21,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c72a4fd/a3c7d5d2cb294599a636eaacdc962552/FLAG75246f47b [2019-11-28 00:59:22,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c72a4fd/a3c7d5d2cb294599a636eaacdc962552 [2019-11-28 00:59:22,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:59:22,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:59:22,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:22,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:59:22,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:59:22,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66dc4b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22, skipping insertion in model container [2019-11-28 00:59:22,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:59:22,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:59:22,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:22,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:59:22,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:59:22,821 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:59:22,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22 WrapperNode [2019-11-28 00:59:22,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:59:22,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:22,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:59:22,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:59:22,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:59:22,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:59:22,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:59:22,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:59:22,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (1/1) ... [2019-11-28 00:59:22,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:59:22,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:59:22,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:59:22,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:59:22,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:59:22" (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 00:59:23,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:59:23,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:59:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:59:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:59:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:59:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:59:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:59:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:59:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:59:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:59:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-11-28 00:59:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-11-28 00:59:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:59:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:59:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:59:23,029 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 00:59:23,808 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 00:59:23,816 INFO L168 Benchmark]: Toolchain (without parser) took 1771.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -97.1 MB). Peak memory consumption was 46.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:23,817 INFO L168 Benchmark]: CDTParser took 0.28 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 00:59:23,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:23,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.18 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 00:59:23,821 INFO L168 Benchmark]: Boogie Preprocessor took 43.86 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 00:59:23,823 INFO L168 Benchmark]: RCFGBuilder took 876.08 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:59:23,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 778.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 876.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...