./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.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-C-DAC/pthread-demo-datarace-2.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 e066bd79c32202e6e15af2f3834ff7b8702b3205 ...................................................................................................................................................................................... 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-C-DAC/pthread-demo-datarace-2.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 e066bd79c32202e6e15af2f3834ff7b8702b3205 ........................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:05:38,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:05:38,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:05:38,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:05:38,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:05:38,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:05:38,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:05:38,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:05:38,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:05:38,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:05:38,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:05:38,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:05:38,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:05:38,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:05:38,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:05:38,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:05:38,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:05:38,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:05:38,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:05:38,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:05:38,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:05:38,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:05:38,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:05:38,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:05:38,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:05:38,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:05:38,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:05:38,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:05:38,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:05:38,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:05:38,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:05:38,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:05:38,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:05:38,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:05:38,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:05:38,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:05:38,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:05:38,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:05:38,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:05:38,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:05:38,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:05:39,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:05:39,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:05:39,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:05:39,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:05:39,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:05:39,026 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:05:39,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:05:39,026 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:05:39,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:05:39,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:05:39,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:05:39,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:05:39,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:05:39,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:05:39,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:05:39,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:05:39,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:05:39,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:05:39,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:05:39,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:05:39,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:05:39,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:05:39,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:39,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:05:39,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:05:39,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:05:39,032 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:05:39,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:05:39,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:05:39,032 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 -> e066bd79c32202e6e15af2f3834ff7b8702b3205 [2019-11-28 01:05:39,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:05:39,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:05:39,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:05:39,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:05:39,385 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:05:39,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i [2019-11-28 01:05:39,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcc249943/e01e9ce3492a4293b8696eba5659ec3c/FLAGb0cd8951d [2019-11-28 01:05:40,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:05:40,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i [2019-11-28 01:05:40,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcc249943/e01e9ce3492a4293b8696eba5659ec3c/FLAGb0cd8951d [2019-11-28 01:05:40,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcc249943/e01e9ce3492a4293b8696eba5659ec3c [2019-11-28 01:05:40,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:05:40,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:05:40,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:40,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:05:40,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:05:40,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:40" (1/1) ... [2019-11-28 01:05:40,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd09f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:40, skipping insertion in model container [2019-11-28 01:05:40,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:40" (1/1) ... [2019-11-28 01:05:40,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:05:40,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:41,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:41,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:05:41,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:41,320 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:41,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41 WrapperNode [2019-11-28 01:05:41,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:41,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:41,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:41,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:41,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:41,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:41,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:41,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:41,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... [2019-11-28 01:05:41,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:41,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:41,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:41,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:41,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:05:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2019-11-28 01:05:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2019-11-28 01:05:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:05:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:41,539 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 01:05:42,091 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:42,098 INFO L168 Benchmark]: Toolchain (without parser) took 1811.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -68.3 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:42,099 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:42,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -99.1 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:42,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:42,101 INFO L168 Benchmark]: Boogie Preprocessor took 46.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:42,102 INFO L168 Benchmark]: RCFGBuilder took 665.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:42,107 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1034.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -99.1 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.18 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. * Boogie Preprocessor took 46.00 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 665.59 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: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:05:44,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:05:44,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:05:44,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:05:44,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:05:44,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:05:44,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:05:44,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:05:44,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:05:44,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:05:44,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:05:44,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:05:44,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:05:44,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:05:44,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:05:44,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:05:44,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:05:44,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:05:44,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:05:44,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:05:44,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:05:44,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:05:44,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:05:44,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:05:44,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:05:44,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:05:44,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:05:44,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:05:44,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:05:44,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:05:44,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:05:44,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:05:44,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:05:44,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:05:44,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:05:44,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:05:44,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:05:44,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:05:44,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:05:44,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:05:44,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:05:44,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:05:44,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:05:44,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:05:44,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:05:44,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:05:44,284 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:05:44,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:05:44,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:05:44,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:05:44,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:05:44,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:05:44,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:05:44,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:05:44,288 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:05:44,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:05:44,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:05:44,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:05:44,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:05:44,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:05:44,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:05:44,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:05:44,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:05:44,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:05:44,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:44,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:05:44,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:05:44,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:05:44,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:05:44,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:05:44,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:05:44,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:05:44,293 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 -> e066bd79c32202e6e15af2f3834ff7b8702b3205 [2019-11-28 01:05:44,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:05:44,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:05:44,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:05:44,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:05:44,634 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:05:44,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i [2019-11-28 01:05:44,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2590552a8/c97574c67295497e965b07ffb727f9d6/FLAGc1edc1f31 [2019-11-28 01:05:45,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:05:45,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i [2019-11-28 01:05:45,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2590552a8/c97574c67295497e965b07ffb727f9d6/FLAGc1edc1f31 [2019-11-28 01:05:45,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2590552a8/c97574c67295497e965b07ffb727f9d6 [2019-11-28 01:05:45,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:05:45,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:05:45,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:45,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:05:45,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:05:45,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:45" (1/1) ... [2019-11-28 01:05:45,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:45, skipping insertion in model container [2019-11-28 01:05:45,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:45" (1/1) ... [2019-11-28 01:05:45,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:05:45,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:46,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:46,320 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:05:46,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:46,617 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:46,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46 WrapperNode [2019-11-28 01:05:46,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:46,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:46,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:46,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:46,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:46,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:46,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:46,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:46,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... [2019-11-28 01:05:46,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:46,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:46,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:46,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:46,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:05:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:05:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2019-11-28 01:05:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2019-11-28 01:05:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:46,791 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-28 01:05:47,295 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1632) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:47,302 INFO L168 Benchmark]: Toolchain (without parser) took 1751.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -54.2 MB). Peak memory consumption was 85.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:47,304 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:47,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1068.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -86.6 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:47,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:47,308 INFO L168 Benchmark]: Boogie Preprocessor took 34.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:47,310 INFO L168 Benchmark]: RCFGBuilder took 579.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:47,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1068.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -86.6 MB). Peak memory consumption was 64.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 579.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...