./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-binfmt_misc.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-binfmt_misc.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 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:29:13,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:29:13,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:29:13,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:29:13,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:29:13,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:29:13,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:29:13,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:29:13,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:29:13,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:29:13,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:29:13,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:29:13,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:29:13,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:29:13,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:29:13,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:29:13,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:29:13,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:29:13,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:29:13,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:29:13,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:29:13,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:29:13,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:29:13,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:29:13,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:29:13,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:29:13,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:29:13,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:29:13,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:29:13,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:29:13,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:29:13,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:29:13,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:29:13,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:29:13,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:29:13,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:29:13,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:29:13,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:29:13,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:29:13,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:29:13,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:29:13,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:29:13,589 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:29:13,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:29:13,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:29:13,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:29:13,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:29:13,596 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:29:13,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:29:13,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:29:13,597 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:29:13,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:29:13,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:29:13,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:29:13,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:29:13,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:29:13,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:29:13,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:29:13,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:13,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:29:13,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:29:13,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:29:13,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 [2021-12-15 13:29:13,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:29:13,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:29:13,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:29:13,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:29:13,818 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:29:13,820 INFO L432 ainManager$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-binfmt_misc.cil.i [2021-12-15 13:29:13,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5f1fc56/470ececdca654f29ad892f41644d0f4c/FLAGbe95d6edb [2021-12-15 13:29:14,488 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:29:14,489 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-binfmt_misc.cil.i [2021-12-15 13:29:14,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5f1fc56/470ececdca654f29ad892f41644d0f4c/FLAGbe95d6edb [2021-12-15 13:29:14,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5f1fc56/470ececdca654f29ad892f41644d0f4c [2021-12-15 13:29:14,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:29:14,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:29:14,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:14,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:29:14,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:29:14,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:14" (1/1) ... [2021-12-15 13:29:14,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d4a362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:14, skipping insertion in model container [2021-12-15 13:29:14,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:14" (1/1) ... [2021-12-15 13:29:14,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:29:14,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:16,157 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-binfmt_misc.cil.i[193323,193336] [2021-12-15 13:29:16,167 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-binfmt_misc.cil.i[193489,193502] [2021-12-15 13:29:16,168 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-binfmt_misc.cil.i[193653,193666] [2021-12-15 13:29:16,168 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-binfmt_misc.cil.i[193818,193831] [2021-12-15 13:29:16,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:16,213 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:29:16,384 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-binfmt_misc.cil.i[193323,193336] [2021-12-15 13:29:16,385 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-binfmt_misc.cil.i[193489,193502] [2021-12-15 13:29:16,385 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-binfmt_misc.cil.i[193653,193666] [2021-12-15 13:29:16,385 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-binfmt_misc.cil.i[193818,193831] [2021-12-15 13:29:16,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:16,474 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:29:16,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16 WrapperNode [2021-12-15 13:29:16,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:16,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:16,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:29:16,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:29:16,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,640 INFO L137 Inliner]: procedures = 238, calls = 999, calls flagged for inlining = 130, calls inlined = 118, statements flattened = 3013 [2021-12-15 13:29:16,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:16,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:29:16,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:29:16,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:29:16,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:29:16,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:29:16,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:29:16,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:29:16,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:16" (1/1) ... [2021-12-15 13:29:16,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:16,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:29:16,853 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 13:29:16,872 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 13:29:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-15 13:29:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-15 13:29:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:29:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:29:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-15 13:29:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-15 13:29:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:29:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:29:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:29:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:29:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-15 13:29:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-15 13:29:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure copy_strings_kernel [2021-12-15 13:29:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_strings_kernel [2021-12-15 13:29:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-15 13:29:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-15 13:29:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:29:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:29:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:29:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:29:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:29:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure kill_node [2021-12-15 13:29:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_node [2021-12-15 13:29:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2021-12-15 13:29:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2021-12-15 13:29:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:29:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:29:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:29:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure allow_write_access [2021-12-15 13:29:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_write_access [2021-12-15 13:29:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:29:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:29:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2021-12-15 13:29:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2021-12-15 13:29:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:29:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:29:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure bm_evict_inode [2021-12-15 13:29:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_evict_inode [2021-12-15 13:29:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2021-12-15 13:29:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_litter_super [2021-12-15 13:29:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2021-12-15 13:29:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2021-12-15 13:29:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:29:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:29:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:29:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:29:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:29:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:29:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure parse_command [2021-12-15 13:29:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_command [2021-12-15 13:29:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:29:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure bm_register_write [2021-12-15 13:29:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_register_write [2021-12-15 13:29:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_read [2021-12-15 13:29:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_read [2021-12-15 13:29:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:29:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:29:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-15 13:29:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-15 13:29:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_write [2021-12-15 13:29:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_write [2021-12-15 13:29:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:29:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:29:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:29:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure scanarg [2021-12-15 13:29:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure scanarg [2021-12-15 13:29:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:29:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:29:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:29:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-15 13:29:16,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-15 13:29:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-12-15 13:29:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:29:16,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:29:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-15 13:29:16,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-15 13:29:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:29:16,897 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:29:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:29:16,897 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:29:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_write [2021-12-15 13:29:16,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_write [2021-12-15 13:29:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:29:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:29:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:29:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:29:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape_inplace [2021-12-15 13:29:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape_inplace [2021-12-15 13:29:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-15 13:29:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-15 13:29:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:29:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:29:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_read [2021-12-15 13:29:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_read [2021-12-15 13:29:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:29:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:29:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:29:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:29:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:29:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:29:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:29:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:29:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:29:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2021-12-15 13:29:16,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2021-12-15 13:29:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:29:16,901 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:29:17,418 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:29:17,420 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:29:17,525 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:29:17,530 INFO L158 Benchmark]: Toolchain (without parser) took 2632.49ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 72.4MB in the beginning and 58.6MB in the end (delta: 13.7MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2021-12-15 13:29:17,531 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:29:17,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1575.17ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 72.2MB in the beginning and 88.0MB in the end (delta: -15.8MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2021-12-15 13:29:17,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.12ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 71.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 13:29:17,532 INFO L158 Benchmark]: Boogie Preprocessor took 136.88ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 54.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 13:29:17,533 INFO L158 Benchmark]: RCFGBuilder took 748.90ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 58.6MB in the end (delta: -4.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-12-15 13:29:17,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1575.17ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 72.2MB in the beginning and 88.0MB in the end (delta: -15.8MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.12ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 71.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.88ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 54.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 748.90ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 58.6MB in the end (delta: -4.2MB). Peak memory consumption was 14.0MB. 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 13:29:17,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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-binfmt_misc.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 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:29:19,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:29:19,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:29:19,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:29:19,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:29:19,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:29:19,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:29:19,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:29:19,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:29:19,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:29:19,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:29:19,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:29:19,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:29:19,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:29:19,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:29:19,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:29:19,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:29:19,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:29:19,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:29:19,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:29:19,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:29:19,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:29:19,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:29:19,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:29:19,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:29:19,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:29:19,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:29:19,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:29:19,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:29:19,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:29:19,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:29:19,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:29:19,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:29:19,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:29:19,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:29:19,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:29:19,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:29:19,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:29:19,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:29:19,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:29:19,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:29:19,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:29:19,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:29:19,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:29:19,669 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:29:19,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:29:19,670 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:29:19,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:29:19,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:29:19,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:29:19,685 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:29:19,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:29:19,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:29:19,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:29:19,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:29:19,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:29:19,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:29:19,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:29:19,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:29:19,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:29:19,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:19,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:29:19,688 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:29:19,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:29:19,689 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:29:19,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:29:19,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 [2021-12-15 13:29:20,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:29:20,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:29:20,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:29:20,108 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:29:20,109 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:29:20,110 INFO L432 ainManager$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-binfmt_misc.cil.i [2021-12-15 13:29:20,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ba5c569/2d2509f9ef674fc49ad2b11a6c9cfe0a/FLAGe53689305 [2021-12-15 13:29:20,740 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:29:20,741 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-binfmt_misc.cil.i [2021-12-15 13:29:20,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ba5c569/2d2509f9ef674fc49ad2b11a6c9cfe0a/FLAGe53689305 [2021-12-15 13:29:21,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ba5c569/2d2509f9ef674fc49ad2b11a6c9cfe0a [2021-12-15 13:29:21,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:29:21,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:29:21,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:21,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:29:21,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:29:21,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124c23a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:21, skipping insertion in model container [2021-12-15 13:29:21,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:29:21" (1/1) ... [2021-12-15 13:29:21,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:29:21,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:22,385 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-binfmt_misc.cil.i[193323,193336] [2021-12-15 13:29:22,388 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-binfmt_misc.cil.i[193489,193502] [2021-12-15 13:29:22,388 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-binfmt_misc.cil.i[193653,193666] [2021-12-15 13:29:22,389 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-binfmt_misc.cil.i[193818,193831] [2021-12-15 13:29:22,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:22,432 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:29:22,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:29:22,611 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-binfmt_misc.cil.i[193323,193336] [2021-12-15 13:29:22,612 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-binfmt_misc.cil.i[193489,193502] [2021-12-15 13:29:22,612 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-binfmt_misc.cil.i[193653,193666] [2021-12-15 13:29:22,613 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-binfmt_misc.cil.i[193818,193831] [2021-12-15 13:29:22,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:22,644 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:29:22,787 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-binfmt_misc.cil.i[193323,193336] [2021-12-15 13:29:22,787 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-binfmt_misc.cil.i[193489,193502] [2021-12-15 13:29:22,788 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-binfmt_misc.cil.i[193653,193666] [2021-12-15 13:29:22,789 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-binfmt_misc.cil.i[193818,193831] [2021-12-15 13:29:22,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:29:22,873 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:29:22,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22 WrapperNode [2021-12-15 13:29:22,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:29:22,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:22,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:29:22,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:29:22,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:22,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,053 INFO L137 Inliner]: procedures = 246, calls = 999, calls flagged for inlining = 130, calls inlined = 118, statements flattened = 2903 [2021-12-15 13:29:23,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:29:23,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:29:23,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:29:23,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:29:23,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:29:23,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:29:23,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:29:23,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:29:23,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:29:22" (1/1) ... [2021-12-15 13:29:23,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:29:23,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:29:23,258 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 13:29:23,264 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 13:29:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-15 13:29:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-15 13:29:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:29:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:29:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:29:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:29:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:29:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-15 13:29:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-15 13:29:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:29:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:29:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:29:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:29:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-15 13:29:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-15 13:29:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure copy_strings_kernel [2021-12-15 13:29:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_strings_kernel [2021-12-15 13:29:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-15 13:29:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-15 13:29:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:29:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:29:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 13:29:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 13:29:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:29:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure kill_node [2021-12-15 13:29:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_node [2021-12-15 13:29:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2021-12-15 13:29:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2021-12-15 13:29:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:29:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:29:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:29:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure allow_write_access [2021-12-15 13:29:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_write_access [2021-12-15 13:29:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:29:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:29:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-15 13:29:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2021-12-15 13:29:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2021-12-15 13:29:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:29:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:29:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:29:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:29:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:29:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:29:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure bm_evict_inode [2021-12-15 13:29:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_evict_inode [2021-12-15 13:29:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2021-12-15 13:29:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_litter_super [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2021-12-15 13:29:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:29:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:29:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:29:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:29:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:29:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:29:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure parse_command [2021-12-15 13:29:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_command [2021-12-15 13:29:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-15 13:29:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure bm_register_write [2021-12-15 13:29:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_register_write [2021-12-15 13:29:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_read [2021-12-15 13:29:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_read [2021-12-15 13:29:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:29:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:29:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-15 13:29:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-15 13:29:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_write [2021-12-15 13:29:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_write [2021-12-15 13:29:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:29:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:29:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-15 13:29:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:29:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:29:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure scanarg [2021-12-15 13:29:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure scanarg [2021-12-15 13:29:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:29:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:29:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:29:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-15 13:29:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-15 13:29:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-12-15 13:29:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-15 13:29:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-15 13:29:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-15 13:29:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-15 13:29:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:29:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:29:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:29:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:29:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_write [2021-12-15 13:29:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_write [2021-12-15 13:29:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:29:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:29:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:29:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:29:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape_inplace [2021-12-15 13:29:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape_inplace [2021-12-15 13:29:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-15 13:29:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-15 13:29:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:29:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:29:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_read [2021-12-15 13:29:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_read [2021-12-15 13:29:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:29:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:29:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:29:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:29:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:29:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:29:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2021-12-15 13:29:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2021-12-15 13:29:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:29:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:29:23,759 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:29:23,772 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:29:23,890 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:29:23,894 INFO L158 Benchmark]: Toolchain (without parser) took 2691.58ms. Allocated memory was 62.9MB in the beginning and 186.6MB in the end (delta: 123.7MB). Free memory was 38.1MB in the beginning and 107.3MB in the end (delta: -69.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,894 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 46.1MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:29:23,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1670.30ms. Allocated memory was 62.9MB in the beginning and 109.1MB in the end (delta: 46.1MB). Free memory was 37.9MB in the beginning and 46.3MB in the end (delta: -8.4MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.54ms. Allocated memory is still 109.1MB. Free memory was 46.3MB in the beginning and 47.5MB in the end (delta: -1.1MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,895 INFO L158 Benchmark]: Boogie Preprocessor took 180.65ms. Allocated memory was 109.1MB in the beginning and 186.6MB in the end (delta: 77.6MB). Free memory was 47.5MB in the beginning and 123.5MB in the end (delta: -76.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,896 INFO L158 Benchmark]: RCFGBuilder took 657.34ms. Allocated memory is still 186.6MB. Free memory was 123.5MB in the beginning and 107.3MB in the end (delta: 16.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:29:23,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 46.1MB. Free memory was 27.6MB in the beginning and 27.6MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1670.30ms. Allocated memory was 62.9MB in the beginning and 109.1MB in the end (delta: 46.1MB). Free memory was 37.9MB in the beginning and 46.3MB in the end (delta: -8.4MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.54ms. Allocated memory is still 109.1MB. Free memory was 46.3MB in the beginning and 47.5MB in the end (delta: -1.1MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.65ms. Allocated memory was 109.1MB in the beginning and 186.6MB in the end (delta: 77.6MB). Free memory was 47.5MB in the beginning and 123.5MB in the end (delta: -76.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * RCFGBuilder took 657.34ms. Allocated memory is still 186.6MB. Free memory was 123.5MB in the beginning and 107.3MB in the end (delta: 16.1MB). Peak memory consumption was 25.2MB. 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 13:29:23,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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