./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix049_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/mix049_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 a56c4d7c809c202f44f99842e3c4e5b1665d5a24 ........................................................................................................................................................................................... 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/mix049_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 a56c4d7c809c202f44f99842e3c4e5b1665d5a24 ............................................................................................................................................................................................. 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 00:58:23,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:58:23,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:58:23,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:58:23,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:58:23,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:58:23,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:58:23,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:58:23,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:58:23,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:58:23,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:58:23,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:58:23,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:58:23,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:58:23,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:58:23,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:58:23,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:58:23,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:58:23,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:58:23,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:58:23,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:58:23,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:58:23,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:58:23,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:58:23,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:58:23,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:58:23,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:58:23,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:58:23,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:58:23,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:58:23,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:58:23,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:58:23,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:58:23,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:58:23,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:58:23,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:58:23,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:58:23,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:58:23,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:58:23,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:58:23,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:58:23,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:58:23,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:58:23,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:58:23,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:58:23,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:58:23,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:58:23,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:58:23,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:58:23,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:58:23,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:58:23,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:58:23,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:58:23,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:58:23,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:58:23,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:58:23,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:58:23,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:58:23,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:58:23,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:58:23,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:58:23,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:58:23,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:58:23,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:58:23,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:58:23,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:58:23,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:58:23,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:58:23,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:58:23,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:58:23,978 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 -> a56c4d7c809c202f44f99842e3c4e5b1665d5a24 [2019-11-28 00:58:24,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:58:24,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:58:24,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:58:24,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:58:24,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:58:24,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix049_tso.opt.i [2019-11-28 00:58:24,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b03230c9/0ea741c9d3b14d5ca9a3747232f53539/FLAGd5cbdae09 [2019-11-28 00:58:24,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:58:24,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix049_tso.opt.i [2019-11-28 00:58:24,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b03230c9/0ea741c9d3b14d5ca9a3747232f53539/FLAGd5cbdae09 [2019-11-28 00:58:25,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b03230c9/0ea741c9d3b14d5ca9a3747232f53539 [2019-11-28 00:58:25,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:58:25,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:58:25,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:25,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:58:25,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:58:25,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:25" (1/1) ... [2019-11-28 00:58:25,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29271dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:25, skipping insertion in model container [2019-11-28 00:58:25,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:25" (1/1) ... [2019-11-28 00:58:25,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:58:25,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:58:25,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:25,950 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:58:26,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:26,081 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:58:26,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26 WrapperNode [2019-11-28 00:58:26,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:26,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:26,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:58:26,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:58:26,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:26,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:58:26,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:58:26,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:58:26,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (1/1) ... [2019-11-28 00:58:26,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:58:26,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:58:26,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:58:26,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:58:26,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:26" (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 00:58:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 00:58:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:58:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:58:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:58:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:58:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:58:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:58:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:58:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:58:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:58:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:58:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:58:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:58:26,285 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 00:58:27,033 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 00:58:27,039 INFO L168 Benchmark]: Toolchain (without parser) took 1769.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -93.1 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:27,040 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:58:27,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:27,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:27,043 INFO L168 Benchmark]: Boogie Preprocessor took 38.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:58:27,045 INFO L168 Benchmark]: RCFGBuilder took 828.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:27,048 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 812.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.71 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 38.33 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 828.50 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: 50.7 MB). Peak memory consumption was 50.7 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 00:58:29,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:58:29,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:58:29,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:58:29,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:58:29,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:58:29,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:58:29,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:58:29,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:58:29,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:58:29,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:58:29,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:58:29,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:58:29,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:58:29,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:58:29,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:58:29,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:58:29,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:58:29,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:58:29,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:58:29,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:58:29,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:58:29,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:58:29,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:58:29,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:58:29,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:58:29,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:58:29,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:58:29,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:58:29,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:58:29,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:58:29,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:58:29,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:58:29,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:58:29,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:58:29,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:58:29,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:58:29,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:58:29,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:58:29,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:58:29,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:58:29,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 00:58:29,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:58:29,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:58:29,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:58:29,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:58:29,211 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:58:29,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:58:29,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:58:29,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:58:29,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:58:29,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:58:29,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:58:29,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:58:29,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 00:58:29,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 00:58:29,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:58:29,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:58:29,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:58:29,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:58:29,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:58:29,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:58:29,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:58:29,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:58:29,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:58:29,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:58:29,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:58:29,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:58:29,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 00:58:29,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 00:58:29,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:58:29,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 00:58:29,221 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 -> a56c4d7c809c202f44f99842e3c4e5b1665d5a24 [2019-11-28 00:58:29,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:58:29,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:58:29,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:58:29,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:58:29,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:58:29,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix049_tso.opt.i [2019-11-28 00:58:29,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db865b2d6/8a3e3853e4b748058c5645a8b16c6f46/FLAGd8ddec201 [2019-11-28 00:58:30,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:58:30,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix049_tso.opt.i [2019-11-28 00:58:30,237 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db865b2d6/8a3e3853e4b748058c5645a8b16c6f46/FLAGd8ddec201 [2019-11-28 00:58:30,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db865b2d6/8a3e3853e4b748058c5645a8b16c6f46 [2019-11-28 00:58:30,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:58:30,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:58:30,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:30,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:58:30,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:58:30,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:30" (1/1) ... [2019-11-28 00:58:30,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e727e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:30, skipping insertion in model container [2019-11-28 00:58:30,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:58:30" (1/1) ... [2019-11-28 00:58:30,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:58:30,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:58:31,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:31,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:58:31,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:58:31,373 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:58:31,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31 WrapperNode [2019-11-28 00:58:31,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:58:31,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:31,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:58:31,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:58:31,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:58:31,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:58:31,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:58:31,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:58:31,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (1/1) ... [2019-11-28 00:58:31,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:58:31,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:58:31,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:58:31,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:58:31,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:58:31" (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 00:58:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-28 00:58:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:58:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 00:58:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 00:58:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-28 00:58:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-28 00:58:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-28 00:58:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-28 00:58:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-28 00:58:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-28 00:58:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-28 00:58:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:58:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:58:31,584 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 00:58:32,386 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 00:58:32,394 INFO L168 Benchmark]: Toolchain (without parser) took 1872.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -92.8 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:32,395 INFO L168 Benchmark]: CDTParser took 0.31 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 00:58:32,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 853.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:32,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.63 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 00:58:32,399 INFO L168 Benchmark]: Boogie Preprocessor took 53.92 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 00:58:32,401 INFO L168 Benchmark]: RCFGBuilder took 870.73 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: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:58:32,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 853.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 870.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...