./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:29:08,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:29:08,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:29:08,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:29:08,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:29:08,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:29:08,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:29:08,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:29:08,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:29:08,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:29:08,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:29:08,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:29:08,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:29:08,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:29:08,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:29:08,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:29:08,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:29:08,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:29:08,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:29:08,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:29:08,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:29:08,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:29:08,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:29:08,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:29:08,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:29:08,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:29:08,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:29:08,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:29:08,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:29:08,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:29:08,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:29:08,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:29:08,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:29:08,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:29:08,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:29:08,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:29:08,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:29:08,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:29:08,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:29:08,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:29:08,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:29:08,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:29:08,607 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:29:08,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:29:08,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:29:08,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:29:08,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:29:08,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:29:08,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:29:08,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:29:08,616 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:29:08,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:29:08,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:29:08,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:29:08,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:29:08,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:29:08,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:29:08,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:29:08,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:08,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:29:08,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:29:08,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:29:08,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 [2021-12-15 13:29:08,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:29:08,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:29:08,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:29:08,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:29:08,818 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:29:08,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-15 13:29:08,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67fad3865/7479d3bc117a49078eb071319e58b8af/FLAG5f44fae5e [2021-12-15 13:29:09,531 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:29:09,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-15 13:29:09,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67fad3865/7479d3bc117a49078eb071319e58b8af/FLAG5f44fae5e [2021-12-15 13:29:09,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67fad3865/7479d3bc117a49078eb071319e58b8af [2021-12-15 13:29:09,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:29:09,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:29:09,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:09,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:29:09,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:29:09,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:09" (1/1) ... [2021-12-15 13:29:09,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20842be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:09, skipping insertion in model container [2021-12-15 13:29:09,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:09" (1/1) ... [2021-12-15 13:29:09,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:29:09,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:12,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-15 13:29:12,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-15 13:29:12,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-15 13:29:12,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-15 13:29:12,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:12,343 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:29:12,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-15 13:29:12,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-15 13:29:12,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-15 13:29:12,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-15 13:29:12,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:12,776 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:29:12,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12 WrapperNode [2021-12-15 13:29:12,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:12,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:12,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:29:12,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:29:12,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:12,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,075 INFO L137 Inliner]: procedures = 518, calls = 3478, calls flagged for inlining = 278, calls inlined = 255, statements flattened = 8982 [2021-12-15 13:29:13,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:13,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:29:13,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:29:13,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:29:13,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:29:13,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:29:13,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:29:13,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:29:13,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:12" (1/1) ... [2021-12-15 13:29:13,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:13,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:29:13,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:29:13,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:29:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-15 13:29:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-15 13:29:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-15 13:29:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-15 13:29:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:29:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:29:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-15 13:29:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-15 13:29:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-15 13:29:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-15 13:29:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:29:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:29:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:29:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:29:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-15 13:29:13,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-15 13:29:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-15 13:29:13,502 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-15 13:29:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-15 13:29:13,502 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-15 13:29:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-15 13:29:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-15 13:29:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-15 13:29:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-15 13:29:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-15 13:29:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-15 13:29:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-15 13:29:13,503 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-15 13:29:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-15 13:29:13,504 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-15 13:29:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-15 13:29:13,504 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-15 13:29:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:29:13,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:29:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-15 13:29:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-15 13:29:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-15 13:29:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-15 13:29:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-15 13:29:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-15 13:29:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-15 13:29:13,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-15 13:29:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:29:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-15 13:29:13,506 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-15 13:29:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-15 13:29:13,506 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-15 13:29:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:29:13,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:29:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-15 13:29:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-15 13:29:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:29:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:29:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:29:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:29:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:29:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-15 13:29:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-15 13:29:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:29:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:29:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___4 [2021-12-15 13:29:13,510 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___4 [2021-12-15 13:29:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___2 [2021-12-15 13:29:13,510 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___2 [2021-12-15 13:29:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-15 13:29:13,511 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-15 13:29:13,511 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:29:13,511 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:29:13,511 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:29:13,511 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:29:13,511 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 13:29:13,512 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 13:29:13,512 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-15 13:29:13,512 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-15 13:29:13,512 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-15 13:29:13,512 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-15 13:29:13,512 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-15 13:29:13,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-15 13:29:13,512 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:29:13,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:29:13,513 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-15 13:29:13,513 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-15 13:29:13,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:29:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:29:13,514 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:29:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-15 13:29:13,514 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-15 13:29:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-15 13:29:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-15 13:29:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:29:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:29:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:29:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-15 13:29:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-15 13:29:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-15 13:29:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-15 13:29:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:29:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-15 13:29:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-15 13:29:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-15 13:29:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-15 13:29:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:29:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:29:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-15 13:29:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-15 13:29:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-15 13:29:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-15 13:29:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-15 13:29:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-15 13:29:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:29:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:29:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-15 13:29:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-15 13:29:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-15 13:29:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-15 13:29:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:29:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:29:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-15 13:29:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-15 13:29:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-15 13:29:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-15 13:29:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:29:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-15 13:29:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-15 13:29:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-15 13:29:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-15 13:29:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:29:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:29:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-15 13:29:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-15 13:29:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-15 13:29:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-15 13:29:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-15 13:29:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:29:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:29:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-15 13:29:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-15 13:29:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-15 13:29:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-15 13:29:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-15 13:29:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-15 13:29:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-15 13:29:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-15 13:29:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-15 13:29:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-15 13:29:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 13:29:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 13:29:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-15 13:29:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-15 13:29:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:29:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:29:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-15 13:29:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-15 13:29:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-15 13:29:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-15 13:29:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-15 13:29:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-15 13:29:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:29:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:29:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-15 13:29:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-15 13:29:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:29:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:29:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-15 13:29:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-15 13:29:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-15 13:29:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-15 13:29:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-15 13:29:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-15 13:29:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-15 13:29:13,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-15 13:29:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:29:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:29:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-15 13:29:13,534 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-15 13:29:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:29:13,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:29:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-15 13:29:13,534 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-15 13:29:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-15 13:29:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-15 13:29:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp [2021-12-15 13:29:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp [2021-12-15 13:29:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:29:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:29:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-15 13:29:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-15 13:29:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-15 13:29:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-15 13:29:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 13:29:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 13:29:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-15 13:29:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-15 13:29:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-15 13:29:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-15 13:29:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-15 13:29:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-15 13:29:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-15 13:29:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-15 13:29:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 13:29:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 13:29:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-15 13:29:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-15 13:29:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:29:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:29:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-15 13:29:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-15 13:29:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-15 13:29:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-15 13:29:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-15 13:29:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-15 13:29:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-15 13:29:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-15 13:29:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:29:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:29:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-15 13:29:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-15 13:29:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:29:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:29:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:29:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-15 13:29:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-15 13:29:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-15 13:29:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-15 13:29:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-15 13:29:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-15 13:29:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:29:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-15 13:29:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-15 13:29:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-15 13:29:13,541 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-15 13:29:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-15 13:29:13,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-15 13:29:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:29:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:29:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:29:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:29:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:29:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-15 13:29:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-15 13:29:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:29:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:29:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:29:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:29:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-15 13:29:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-15 13:29:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-15 13:29:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-15 13:29:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:29:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:29:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 13:29:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 13:29:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-15 13:29:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-15 13:29:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-15 13:29:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-15 13:29:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-15 13:29:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-15 13:29:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:29:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:29:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-15 13:29:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-15 13:29:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-15 13:29:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-15 13:29:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-15 13:29:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-15 13:29:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-15 13:29:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-15 13:29:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-15 13:29:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-15 13:29:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:29:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-15 13:29:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-15 13:29:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-15 13:29:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-15 13:29:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:29:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:29:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-15 13:29:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-15 13:29:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-15 13:29:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-15 13:29:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-15 13:29:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-15 13:29:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-15 13:29:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-15 13:29:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-15 13:29:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-15 13:29:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-15 13:29:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-15 13:29:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:29:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:29:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-15 13:29:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-15 13:29:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 13:29:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 13:29:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-15 13:29:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-15 13:29:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:29:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:29:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:29:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:29:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-15 13:29:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-15 13:29:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:29:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:29:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-15 13:29:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-15 13:29:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:29:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:29:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:29:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:29:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2021-12-15 13:29:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2021-12-15 13:29:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-15 13:29:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-15 13:29:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:29:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-15 13:29:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-15 13:29:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-15 13:29:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-15 13:29:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-15 13:29:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-15 13:29:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:29:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:29:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-15 13:29:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-15 13:29:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-15 13:29:14,453 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:29:14,455 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:29:14,577 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:29:14,581 INFO L158 Benchmark]: Toolchain (without parser) took 4939.63ms. Allocated memory was 86.0MB in the beginning and 260.0MB in the end (delta: 174.1MB). Free memory was 53.8MB in the beginning and 113.6MB in the end (delta: -59.8MB). Peak memory consumption was 146.8MB. Max. memory is 16.1GB. [2021-12-15 13:29:14,581 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 86.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:29:14,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3135.31ms. Allocated memory was 86.0MB in the beginning and 184.5MB in the end (delta: 98.6MB). Free memory was 53.5MB in the beginning and 73.0MB in the end (delta: -19.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2021-12-15 13:29:14,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.70ms. Allocated memory is still 184.5MB. Free memory was 73.0MB in the beginning and 75.2MB in the end (delta: -2.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-12-15 13:29:14,582 INFO L158 Benchmark]: Boogie Preprocessor took 360.56ms. Allocated memory was 184.5MB in the beginning and 260.0MB in the end (delta: 75.5MB). Free memory was 75.2MB in the beginning and 131.6MB in the end (delta: -56.3MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2021-12-15 13:29:14,582 INFO L158 Benchmark]: RCFGBuilder took 1141.09ms. Allocated memory is still 260.0MB. Free memory was 131.6MB in the beginning and 113.6MB in the end (delta: 18.0MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-12-15 13:29:14,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 86.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3135.31ms. Allocated memory was 86.0MB in the beginning and 184.5MB in the end (delta: 98.6MB). Free memory was 53.5MB in the beginning and 73.0MB in the end (delta: -19.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.70ms. Allocated memory is still 184.5MB. Free memory was 73.0MB in the beginning and 75.2MB in the end (delta: -2.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 360.56ms. Allocated memory was 184.5MB in the beginning and 260.0MB in the end (delta: 75.5MB). Free memory was 75.2MB in the beginning and 131.6MB in the end (delta: -56.3MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1141.09ms. Allocated memory is still 260.0MB. Free memory was 131.6MB in the beginning and 113.6MB in the end (delta: 18.0MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:29:14,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:29:16,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:29:16,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:29:16,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:29:16,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:29:16,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:29:16,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:29:16,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:29:16,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:29:16,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:29:16,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:29:16,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:29:16,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:29:16,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:29:16,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:29:16,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:29:16,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:29:16,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:29:16,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:29:16,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:29:16,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:29:16,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:29:16,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:29:16,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:29:16,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:29:16,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:29:16,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:29:16,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:29:16,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:29:16,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:29:16,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:29:16,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:29:16,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:29:16,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:29:16,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:29:16,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:29:16,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:29:16,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:29:16,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:29:16,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:29:16,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:29:16,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:29:16,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:29:16,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:29:16,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:29:16,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:29:16,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:29:16,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:29:16,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:29:16,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:29:16,486 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:29:16,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:29:16,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:29:16,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:29:16,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:29:16,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:29:16,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:29:16,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:29:16,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:29:16,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:29:16,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:16,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:29:16,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:29:16,491 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:29:16,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:29:16,491 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 [2021-12-15 13:29:16,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:29:16,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:29:16,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:29:16,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:29:16,779 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:29:16,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-15 13:29:16,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f30371b4/90341928b4074eb2b3cae1717ddaed44/FLAG663057286 [2021-12-15 13:29:17,529 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:29:17,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-15 13:29:17,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f30371b4/90341928b4074eb2b3cae1717ddaed44/FLAG663057286 [2021-12-15 13:29:17,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f30371b4/90341928b4074eb2b3cae1717ddaed44 [2021-12-15 13:29:17,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:29:17,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:29:17,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:17,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:29:17,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:29:17,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:17" (1/1) ... [2021-12-15 13:29:17,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bd5421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:17, skipping insertion in model container [2021-12-15 13:29:17,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:17" (1/1) ... [2021-12-15 13:29:17,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:29:17,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:20,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-15 13:29:20,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-15 13:29:20,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-15 13:29:20,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-15 13:29:20,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:20,627 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:29:20,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:20,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-15 13:29:20,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-15 13:29:20,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-15 13:29:20,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-15 13:29:20,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:20,982 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:29:21,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-15 13:29:21,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-15 13:29:21,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-15 13:29:21,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-15 13:29:21,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:21,382 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:29:21,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21 WrapperNode [2021-12-15 13:29:21,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:21,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:21,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:29:21,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:29:21,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,673 INFO L137 Inliner]: procedures = 532, calls = 3478, calls flagged for inlining = 278, calls inlined = 255, statements flattened = 8683 [2021-12-15 13:29:21,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:21,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:29:21,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:29:21,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:29:21,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:22,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:29:22,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:29:22,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:29:22,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:29:22,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:22,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:22,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:29:22,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:29:22,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:29:22,089 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-15 13:29:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-15 13:29:22,089 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-15 13:29:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-15 13:29:22,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:29:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:29:22,089 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-15 13:29:22,090 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-15 13:29:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-15 13:29:22,090 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-15 13:29:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:29:22,090 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:29:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:29:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:29:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-15 13:29:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-15 13:29:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-15 13:29:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-15 13:29:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-15 13:29:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-15 13:29:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-15 13:29:22,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-15 13:29:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-15 13:29:22,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-15 13:29:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-15 13:29:22,092 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-15 13:29:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-15 13:29:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-15 13:29:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-15 13:29:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-15 13:29:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-15 13:29:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-15 13:29:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:29:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:29:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-15 13:29:22,094 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-15 13:29:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-15 13:29:22,094 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-15 13:29:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-15 13:29:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-15 13:29:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-15 13:29:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-15 13:29:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:29:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-15 13:29:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-15 13:29:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-15 13:29:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-15 13:29:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:29:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:29:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-15 13:29:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-15 13:29:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:29:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:29:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:29:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:29:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:29:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-15 13:29:22,098 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-15 13:29:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:29:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:29:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:29:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:29:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___4 [2021-12-15 13:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___4 [2021-12-15 13:29:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___2 [2021-12-15 13:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___2 [2021-12-15 13:29:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-15 13:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-15 13:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:29:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:29:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 13:29:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 13:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-15 13:29:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-15 13:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-15 13:29:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-15 13:29:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-15 13:29:22,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-15 13:29:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:29:22,102 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:29:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-15 13:29:22,102 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-15 13:29:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:29:22,102 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:29:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-15 13:29:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-15 13:29:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-15 13:29:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-15 13:29:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:29:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:29:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-15 13:29:22,103 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-15 13:29:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-15 13:29:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-15 13:29:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-15 13:29:22,105 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-15 13:29:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-15 13:29:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-15 13:29:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:29:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:29:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-15 13:29:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-15 13:29:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-15 13:29:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-15 13:29:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-15 13:29:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-15 13:29:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:29:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:29:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-15 13:29:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-15 13:29:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-15 13:29:22,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-15 13:29:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:29:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:29:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-15 13:29:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-15 13:29:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:29:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:29:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-15 13:29:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-15 13:29:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:29:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-15 13:29:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-15 13:29:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:29:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-15 13:29:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-15 13:29:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-15 13:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-15 13:29:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:29:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-15 13:29:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-15 13:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-15 13:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-15 13:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-15 13:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-15 13:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 13:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-15 13:29:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:29:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-15 13:29:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-15 13:29:22,118 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-15 13:29:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-15 13:29:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-15 13:29:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:29:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:29:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-15 13:29:22,119 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-15 13:29:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:29:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:29:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:29:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-15 13:29:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-15 13:29:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-15 13:29:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:29:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:29:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2021-12-15 13:29:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-15 13:29:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:29:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-15 13:29:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:29:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-15 13:29:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-15 13:29:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-15 13:29:23,103 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:29:23,142 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:29:23,377 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:29:23,384 INFO L158 Benchmark]: Toolchain (without parser) took 5737.12ms. Allocated memory was 71.3MB in the beginning and 465.6MB in the end (delta: 394.3MB). Free memory was 41.9MB in the beginning and 330.6MB in the end (delta: -288.7MB). Peak memory consumption was 154.7MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,385 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 62.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:29:23,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3737.72ms. Allocated memory was 71.3MB in the beginning and 232.8MB in the end (delta: 161.5MB). Free memory was 41.8MB in the beginning and 125.4MB in the end (delta: -83.7MB). Peak memory consumption was 123.9MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 291.02ms. Allocated memory is still 232.8MB. Free memory was 124.4MB in the beginning and 82.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,388 INFO L158 Benchmark]: Boogie Preprocessor took 332.10ms. Allocated memory is still 232.8MB. Free memory was 82.4MB in the beginning and 80.0MB in the end (delta: 2.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,388 INFO L158 Benchmark]: RCFGBuilder took 1357.50ms. Allocated memory was 232.8MB in the beginning and 465.6MB in the end (delta: 232.8MB). Free memory was 80.0MB in the beginning and 330.6MB in the end (delta: -250.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 62.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3737.72ms. Allocated memory was 71.3MB in the beginning and 232.8MB in the end (delta: 161.5MB). Free memory was 41.8MB in the beginning and 125.4MB in the end (delta: -83.7MB). Peak memory consumption was 123.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 291.02ms. Allocated memory is still 232.8MB. Free memory was 124.4MB in the beginning and 82.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 332.10ms. Allocated memory is still 232.8MB. Free memory was 82.4MB in the beginning and 80.0MB in the end (delta: 2.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1357.50ms. Allocated memory was 232.8MB in the beginning and 465.6MB in the end (delta: 232.8MB). Free memory was 80.0MB in the beginning and 330.6MB in the end (delta: -250.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:29:23,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable