./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.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/ldv-races/race-4_1-thread_local_vars.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 49e2d85226f9a0e01de34099e0818d1a97184f58 ........................................................................................................................................................................................... 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/ldv-races/race-4_1-thread_local_vars.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 49e2d85226f9a0e01de34099e0818d1a97184f58 ............................................................................................................................................................................................. 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 01:04:53,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:53,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:53,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:53,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:53,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:53,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:53,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:53,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:53,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:53,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:53,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:53,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:53,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:53,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:53,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:53,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:53,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:53,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:53,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:53,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:53,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:53,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:53,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:53,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:53,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:53,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:53,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:53,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:53,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:53,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:53,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:53,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:53,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:53,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:53,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:53,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:53,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:53,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:53,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:53,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:53,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:04:53,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:53,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:53,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:53,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:53,604 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:53,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:53,604 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:53,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:04:53,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:53,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:53,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:53,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:53,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:53,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:53,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:53,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:53,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:53,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:53,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:53,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:53,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:53,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:53,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:53,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:53,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:53,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:04:53,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:04:53,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:53,609 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 -> 49e2d85226f9a0e01de34099e0818d1a97184f58 [2019-11-28 01:04:53,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:04:53,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:04:53,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:04:53,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:04:53,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:04:53,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2019-11-28 01:04:54,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47c97887/a775291a883d4112997533c70f9801c9/FLAG753843ca4 [2019-11-28 01:04:54,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:04:54,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2019-11-28 01:04:54,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47c97887/a775291a883d4112997533c70f9801c9/FLAG753843ca4 [2019-11-28 01:04:54,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47c97887/a775291a883d4112997533c70f9801c9 [2019-11-28 01:04:54,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:04:54,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:04:54,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:54,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:04:54,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:04:54,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e137d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:54, skipping insertion in model container [2019-11-28 01:04:54,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:54" (1/1) ... [2019-11-28 01:04:54,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:04:54,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:04:55,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:55,729 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:04:55,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:04:56,250 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:04:56,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56 WrapperNode [2019-11-28 01:04:56,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:04:56,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:56,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:04:56,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:04:56,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:04:56,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:04:56,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:04:56,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:04:56,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (1/1) ... [2019-11-28 01:04:56,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:04:56,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:04:56,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:04:56,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:04:56,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:56" (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 01:04:56,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2019-11-28 01:04:56,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2019-11-28 01:04:56,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:04:56,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:04:56,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2019-11-28 01:04:56,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2019-11-28 01:04:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:04:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:04:56,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:04:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:04:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:04:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:04:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 01:04:56,498 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 01:04:57,385 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:04:57,391 INFO L168 Benchmark]: Toolchain (without parser) took 2550.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.5 MB in the beginning and 929.5 MB in the end (delta: 20.0 MB). Peak memory consumption was 165.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:57,394 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:57,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.5 MB in the beginning and 987.3 MB in the end (delta: -37.9 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:57,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.75 ms. Allocated memory is still 1.2 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:04:57,398 INFO L168 Benchmark]: Boogie Preprocessor took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 987.3 MB in the beginning and 980.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:57,399 INFO L168 Benchmark]: RCFGBuilder took 969.90 ms. Allocated memory is still 1.2 GB. Free memory was 980.7 MB in the beginning and 929.5 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:04:57,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1410.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.5 MB in the beginning and 987.3 MB in the end (delta: -37.9 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.75 ms. Allocated memory is still 1.2 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 987.3 MB in the beginning and 980.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 969.90 ms. Allocated memory is still 1.2 GB. Free memory was 980.7 MB in the beginning and 929.5 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 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 01:04:59,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:04:59,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:04:59,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:04:59,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:04:59,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:04:59,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:04:59,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:04:59,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:04:59,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:04:59,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:04:59,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:04:59,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:04:59,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:04:59,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:04:59,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:04:59,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:04:59,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:04:59,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:04:59,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:04:59,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:04:59,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:04:59,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:04:59,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:04:59,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:04:59,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:04:59,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:04:59,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:04:59,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:04:59,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:04:59,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:04:59,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:04:59,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:04:59,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:04:59,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:04:59,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:04:59,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:04:59,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:04:59,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:04:59,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:04:59,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:04:59,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:04:59,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:04:59,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:04:59,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:04:59,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:04:59,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:04:59,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:04:59,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:04:59,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:04:59,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:04:59,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:04:59,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:04:59,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:04:59,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:04:59,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:04:59,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:04:59,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:04:59,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:04:59,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:04:59,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:04:59,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:04:59,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:04:59,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:04:59,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:04:59,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:04:59,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:04:59,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:04:59,596 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:04:59,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:04:59,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:04:59,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:04:59,597 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 -> 49e2d85226f9a0e01de34099e0818d1a97184f58 [2019-11-28 01:04:59,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:05:00,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:05:00,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:05:00,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:05:00,008 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:05:00,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2019-11-28 01:05:00,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21346b67f/17f2e352598644a7a13ff73266c8473c/FLAG093211545 [2019-11-28 01:05:00,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:05:00,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2019-11-28 01:05:00,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21346b67f/17f2e352598644a7a13ff73266c8473c/FLAG093211545 [2019-11-28 01:05:00,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21346b67f/17f2e352598644a7a13ff73266c8473c [2019-11-28 01:05:00,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:05:00,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:05:00,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:00,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:05:00,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:05:00,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337a961d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:00, skipping insertion in model container [2019-11-28 01:05:00,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:00" (1/1) ... [2019-11-28 01:05:00,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:05:00,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:01,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:01,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:05:01,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:05:02,341 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:05:02,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02 WrapperNode [2019-11-28 01:05:02,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:02,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:02,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:05:02,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:05:02,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:05:02,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:05:02,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:05:02,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:05:02,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (1/1) ... [2019-11-28 01:05:02,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:05:02,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:05:02,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:05:02,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:05:02,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:02" (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 01:05:02,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2019-11-28 01:05:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2019-11-28 01:05:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:05:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 01:05:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2019-11-28 01:05:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2019-11-28 01:05:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-28 01:05:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:05:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:05:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:05:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:05:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:05:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:05:02,598 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 01:05:03,628 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 01:05:03,635 INFO L168 Benchmark]: Toolchain (without parser) took 2722.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.2 MB in the beginning and 922.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 169.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:03,635 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:03,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1430.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.2 MB in the beginning and 983.7 MB in the end (delta: -27.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:03,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.23 ms. Allocated memory is still 1.2 GB. Free memory was 983.7 MB in the beginning and 976.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:03,638 INFO L168 Benchmark]: Boogie Preprocessor took 79.68 ms. Allocated memory is still 1.2 GB. Free memory is still 976.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:03,639 INFO L168 Benchmark]: RCFGBuilder took 1116.81 ms. Allocated memory is still 1.2 GB. Free memory was 976.8 MB in the beginning and 922.8 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:03,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1430.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.2 MB in the beginning and 983.7 MB in the end (delta: -27.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.23 ms. Allocated memory is still 1.2 GB. Free memory was 983.7 MB in the beginning and 976.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.68 ms. Allocated memory is still 1.2 GB. Free memory is still 976.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1116.81 ms. Allocated memory is still 1.2 GB. Free memory was 976.8 MB in the beginning and 922.8 MB in the end (delta: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: IllegalStateException: fork and join should never be part of a composition. Are you accidentally using a block encoding that is not suitable for concurrent programs?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.isIntermediateNodeOfSequentialCompositionCandidate(CfgBuilder.java:1720) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...