./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-spinlock_drivers-media-rc-nuvoton-cir.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '4bd03bf538c8a1f05055d45724b67645b210b4f99e6ffddc4b441645e05ec36a'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 4bd03bf538c8a1f05055d45724b67645b210b4f99e6ffddc4b441645e05ec36a --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 14:00:14,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 14:00:14,957 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 14:00:14,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 14:00:14,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 14:00:14,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 14:00:14,985 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 14:00:14,985 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 14:00:14,985 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 14:00:14,985 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 14:00:14,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 14:00:14,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 14:00:14,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 14:00:14,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 14:00:14,986 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 14:00:14,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 14:00:14,987 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 14:00:14,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 14:00:14,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:00:14,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 14:00:14,989 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 14:00:14,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 14:00:14,990 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 4bd03bf538c8a1f05055d45724b67645b210b4f99e6ffddc4b441645e05ec36a [2024-11-07 14:00:15,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 14:00:15,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 14:00:15,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 14:00:15,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 14:00:15,309 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 14:00:15,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2024-11-07 14:00:16,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 14:00:17,205 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 14:00:17,206 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2024-11-07 14:00:17,246 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6169c520e/791760dd1a294e88a006c72ccd1cf3b4/FLAGb2e840827 [2024-11-07 14:00:17,275 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6169c520e/791760dd1a294e88a006c72ccd1cf3b4 [2024-11-07 14:00:17,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 14:00:17,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 14:00:17,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 14:00:17,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 14:00:17,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 14:00:17,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:17" (1/1) ... [2024-11-07 14:00:17,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6135e26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:17, skipping insertion in model container [2024-11-07 14:00:17,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:17" (1/1) ... [2024-11-07 14:00:17,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 14:00:19,102 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196376,196389] [2024-11-07 14:00:19,105 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196545,196558] [2024-11-07 14:00:19,106 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196712,196725] [2024-11-07 14:00:19,106 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196880,196893] [2024-11-07 14:00:19,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:00:19,147 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 14:00:19,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3610] [2024-11-07 14:00:19,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3618] [2024-11-07 14:00:19,457 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196376,196389] [2024-11-07 14:00:19,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196545,196558] [2024-11-07 14:00:19,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196712,196725] [2024-11-07 14:00:19,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i[196880,196893] [2024-11-07 14:00:19,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:00:19,540 INFO L204 MainTranslator]: Completed translation [2024-11-07 14:00:19,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19 WrapperNode [2024-11-07 14:00:19,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 14:00:19,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 14:00:19,543 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 14:00:19,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 14:00:19,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:19,626 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:19,792 INFO L138 Inliner]: procedures = 288, calls = 1182, calls flagged for inlining = 114, calls inlined = 94, statements flattened = 2803 [2024-11-07 14:00:19,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 14:00:19,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 14:00:19,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 14:00:19,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 14:00:19,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:19,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:19,836 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,106 INFO L175 MemorySlicer]: Split 271 memory accesses to 30 slices as follows [1, 6, 4, 11, 18, 6, 2, 6, 1, 2, 29, 2, 5, 1, 5, 1, 4, 1, 5, 1, 4, 1, 5, 1, 135, 5, 1, 4, 1, 3]. 50 percent of accesses are in the largest equivalence class. The 83 initializations are split as follows [1, 0, 0, 0, 18, 6, 0, 6, 1, 2, 0, 1, 5, 1, 5, 1, 4, 1, 5, 1, 4, 1, 5, 1, 0, 5, 1, 4, 1, 3]. The 109 writes are split as follows [0, 6, 4, 9, 0, 0, 1, 0, 0, 0, 25, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0]. [2024-11-07 14:00:20,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 14:00:20,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 14:00:20,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 14:00:20,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 14:00:20,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (1/1) ... [2024-11-07 14:00:20,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:00:20,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 14:00:20,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 14:00:20,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 14:00:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-07 14:00:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-07 14:00:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-07 14:00:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-07 14:00:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-07 14:00:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-07 14:00:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-07 14:00:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-11-07 14:00:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2024-11-07 14:00:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2024-11-07 14:00:20,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-07 14:00:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-07 14:00:20,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2024-11-07 14:00:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 14:00:20,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-07 14:00:20,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 14:00:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 14:00:20,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 14:00:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_efm_disable [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_efm_disable [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_reg_read [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_reg_read [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_tx_fifo [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_tx_fifo [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_handle [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_handle [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure rc_unregister_device [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_unregister_device [2024-11-07 14:00:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_cir_wake_fifo [2024-11-07 14:00:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_cir_wake_fifo [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_process_rx_ir_data [2024-11-07 14:00:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_process_rx_ir_data [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-07 14:00:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-07 14:00:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-07 14:00:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-07 14:00:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-07 14:00:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-07 14:00:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cr_write [2024-11-07 14:00:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cr_write [2024-11-07 14:00:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_remove [2024-11-07 14:00:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_remove [2024-11-07 14:00:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_47 [2024-11-07 14:00:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_47 [2024-11-07 14:00:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_45 [2024-11-07 14:00:20,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_45 [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_regs_init [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_regs_init [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_tx_inactive [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_tx_inactive [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_cir_fifo [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_cir_fifo [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-07 14:00:20,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-07 14:00:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_reg_read [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_reg_read [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_nvt_lock_of_nvt_dev [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_nvt_lock_of_nvt_dev [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_get_rx_ir_data [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_get_rx_ir_data [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_reg_write [2024-11-07 14:00:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_reg_write [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-07 14:00:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2024-11-07 14:00:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2024-11-07 14:00:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-07 14:00:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-07 14:00:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_set_cir_iren [2024-11-07 14:00:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_set_cir_iren [2024-11-07 14:00:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 14:00:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 14:00:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 14:00:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-07 14:00:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-07 14:00:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-07 14:00:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_set_reg_bit [2024-11-07 14:00:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_set_reg_bit [2024-11-07 14:00:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-07 14:00:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-07 14:00:20,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_regs_init [2024-11-07 14:00:20,426 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_regs_init [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-07 14:00:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cr_read [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cr_read [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_enable_wake [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_enable_wake [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-07 14:00:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 14:00:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_reg_write [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_reg_write [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_efm_enable [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_efm_enable [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_disable_cir [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_disable_cir [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_select_logical_dev [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_select_logical_dev [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_shutdown [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_shutdown [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_drvdata [2024-11-07 14:00:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_drvdata [2024-11-07 14:00:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 14:00:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 14:00:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 14:00:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 14:00:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 14:00:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-07 14:00:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-07 14:00:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2024-11-07 14:00:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-07 14:00:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-07 14:00:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 14:00:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 14:00:21,158 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 14:00:21,163 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 14:00:21,184 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 14:00:31,848 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-07 14:00:32,409 INFO L? ?]: Removed 1071 outVars from TransFormulas that were not future-live. [2024-11-07 14:00:32,409 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 14:00:32,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 14:00:32,470 INFO L316 CfgBuilder]: Removed 30 assume(true) statements. [2024-11-07 14:00:32,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:32 BoogieIcfgContainer [2024-11-07 14:00:32,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 14:00:32,473 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 14:00:32,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 14:00:32,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 14:00:32,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:00:17" (1/3) ... [2024-11-07 14:00:32,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c16f7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:32, skipping insertion in model container [2024-11-07 14:00:32,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:19" (2/3) ... [2024-11-07 14:00:32,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c16f7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:32, skipping insertion in model container [2024-11-07 14:00:32,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:32" (3/3) ... [2024-11-07 14:00:32,482 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2024-11-07 14:00:32,498 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 14:00:32,499 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-07 14:00:32,606 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 14:00:32,617 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@128e2d70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 14:00:32,617 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-07 14:00:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand has 1297 states, 775 states have (on average 1.2348387096774194) internal successors, (957), 788 states have internal predecessors, (957), 447 states have call successors, (447), 73 states have call predecessors, (447), 72 states have return successors, (443), 442 states have call predecessors, (443), 443 states have call successors, (443) [2024-11-07 14:00:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-07 14:00:32,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:00:32,641 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:00:32,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:00:32,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:00:32,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1733058687, now seen corresponding path program 1 times [2024-11-07 14:00:32,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:00:32,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165686083] [2024-11-07 14:00:32,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:00:32,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:00:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:00:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:00:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:00:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:00:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:00:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:33,843 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-07 14:00:33,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:00:33,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165686083] [2024-11-07 14:00:33,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165686083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:00:33,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:00:33,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:00:33,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777456083] [2024-11-07 14:00:33,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:00:33,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:00:33,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:00:33,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:00:33,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:00:33,871 INFO L87 Difference]: Start difference. First operand has 1297 states, 775 states have (on average 1.2348387096774194) internal successors, (957), 788 states have internal predecessors, (957), 447 states have call successors, (447), 73 states have call predecessors, (447), 72 states have return successors, (443), 442 states have call predecessors, (443), 443 states have call successors, (443) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-07 14:00:37,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:00:41,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:00:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:00:47,393 INFO L93 Difference]: Finished difference Result 3886 states and 5661 transitions. [2024-11-07 14:00:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:00:47,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 57 [2024-11-07 14:00:47,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:00:47,437 INFO L225 Difference]: With dead ends: 3886 [2024-11-07 14:00:47,437 INFO L226 Difference]: Without dead ends: 2591 [2024-11-07 14:00:47,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:00:47,456 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 1923 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 1127 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2344 SdHoareTripleChecker+Valid, 3147 SdHoareTripleChecker+Invalid, 2716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1127 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2024-11-07 14:00:47,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2344 Valid, 3147 Invalid, 2716 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1127 Valid, 1587 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2024-11-07 14:00:47,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2591 states. [2024-11-07 14:00:47,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2591 to 2503. [2024-11-07 14:00:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2503 states, 1497 states have (on average 1.2257849031396126) internal successors, (1835), 1521 states have internal predecessors, (1835), 862 states have call successors, (862), 142 states have call predecessors, (862), 141 states have return successors, (859), 857 states have call predecessors, (859), 859 states have call successors, (859) [2024-11-07 14:00:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3556 transitions. [2024-11-07 14:00:47,798 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3556 transitions. Word has length 57 [2024-11-07 14:00:47,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:00:47,799 INFO L471 AbstractCegarLoop]: Abstraction has 2503 states and 3556 transitions. [2024-11-07 14:00:47,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-07 14:00:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3556 transitions. [2024-11-07 14:00:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 14:00:47,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:00:47,808 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:00:47,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 14:00:47,809 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:00:47,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:00:47,810 INFO L85 PathProgramCache]: Analyzing trace with hash -2016472664, now seen corresponding path program 1 times [2024-11-07 14:00:47,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:00:47,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10908903] [2024-11-07 14:00:47,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:00:47,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:00:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:00:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:00:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:00:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:00:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:00:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 14:00:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:00:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-07 14:00:48,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:00:48,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10908903] [2024-11-07 14:00:48,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10908903] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:00:48,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:00:48,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:00:48,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510565732] [2024-11-07 14:00:48,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:00:48,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:00:48,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:00:48,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:00:48,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:00:48,459 INFO L87 Difference]: Start difference. First operand 2503 states and 3556 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-07 14:00:52,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:00:56,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:01:00,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:01:00,055 INFO L93 Difference]: Finished difference Result 4800 states and 6816 transitions. [2024-11-07 14:01:00,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:01:00,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 71 [2024-11-07 14:01:00,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:01:00,073 INFO L225 Difference]: With dead ends: 4800 [2024-11-07 14:01:00,074 INFO L226 Difference]: Without dead ends: 2308 [2024-11-07 14:01:00,085 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:01:00,086 INFO L432 NwaCegarLoop]: 1369 mSDtfsCounter, 986 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 622 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 622 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-07 14:01:00,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1189 Valid, 3078 Invalid, 2300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [622 Valid, 1676 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2024-11-07 14:01:00,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2308 states. [2024-11-07 14:01:00,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2308 to 2225. [2024-11-07 14:01:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2225 states, 1411 states have (on average 1.255846917080085) internal successors, (1772), 1446 states have internal predecessors, (1772), 676 states have call successors, (676), 136 states have call predecessors, (676), 135 states have return successors, (673), 669 states have call predecessors, (673), 673 states have call successors, (673) [2024-11-07 14:01:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 2225 states and 3121 transitions. [2024-11-07 14:01:00,257 INFO L78 Accepts]: Start accepts. Automaton has 2225 states and 3121 transitions. Word has length 71 [2024-11-07 14:01:00,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:01:00,258 INFO L471 AbstractCegarLoop]: Abstraction has 2225 states and 3121 transitions. [2024-11-07 14:01:00,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-07 14:01:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 3121 transitions. [2024-11-07 14:01:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-07 14:01:00,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:01:00,265 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:01:00,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 14:01:00,266 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:01:00,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:01:00,266 INFO L85 PathProgramCache]: Analyzing trace with hash -984391562, now seen corresponding path program 1 times [2024-11-07 14:01:00,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:01:00,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456107984] [2024-11-07 14:01:00,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:01:00,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:01:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:01:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:01:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:01:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:01:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 14:01:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 14:01:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 14:01:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 14:01:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 14:01:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 14:01:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 14:01:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-07 14:01:00,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:01:00,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456107984] [2024-11-07 14:01:00,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456107984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:01:00,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:01:00,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:01:00,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405334689] [2024-11-07 14:01:00,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:01:00,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:01:00,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:01:00,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:01:00,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:01:00,950 INFO L87 Difference]: Start difference. First operand 2225 states and 3121 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-07 14:01:04,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:01:08,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:01:13,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:01:13,494 INFO L93 Difference]: Finished difference Result 5793 states and 8168 transitions. [2024-11-07 14:01:13,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:01:13,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 109 [2024-11-07 14:01:13,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:01:13,522 INFO L225 Difference]: With dead ends: 5793 [2024-11-07 14:01:13,522 INFO L226 Difference]: Without dead ends: 4019 [2024-11-07 14:01:13,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:01:13,533 INFO L432 NwaCegarLoop]: 1862 mSDtfsCounter, 1815 mSDsluCounter, 2058 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 1008 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2227 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 2779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1008 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:01:13,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2227 Valid, 3920 Invalid, 2779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1008 Valid, 1769 Invalid, 2 Unknown, 0 Unchecked, 12.2s Time] [2024-11-07 14:01:13,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2024-11-07 14:01:13,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 3887. [2024-11-07 14:01:13,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3887 states, 2444 states have (on average 1.2532733224222585) internal successors, (3063), 2498 states have internal predecessors, (3063), 1205 states have call successors, (1205), 236 states have call predecessors, (1205), 235 states have return successors, (1202), 1197 states have call predecessors, (1202), 1202 states have call successors, (1202) [2024-11-07 14:01:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 5470 transitions. [2024-11-07 14:01:13,754 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 5470 transitions. Word has length 109 [2024-11-07 14:01:13,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:01:13,755 INFO L471 AbstractCegarLoop]: Abstraction has 3887 states and 5470 transitions. [2024-11-07 14:01:13,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-07 14:01:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 5470 transitions. [2024-11-07 14:01:13,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-07 14:01:13,759 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:01:13,759 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:01:13,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 14:01:13,760 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:01:13,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:01:13,760 INFO L85 PathProgramCache]: Analyzing trace with hash -561689736, now seen corresponding path program 1 times [2024-11-07 14:01:13,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:01:13,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759733123] [2024-11-07 14:01:13,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:01:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:01:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:01:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:01:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:01:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:01:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 14:01:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 14:01:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 14:01:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 14:01:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 14:01:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 14:01:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 14:01:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-07 14:01:14,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:01:14,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759733123] [2024-11-07 14:01:14,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759733123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:01:14,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:01:14,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 14:01:14,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235016040] [2024-11-07 14:01:14,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:01:14,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 14:01:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:01:14,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 14:01:14,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 14:01:14,634 INFO L87 Difference]: Start difference. First operand 3887 states and 5470 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-07 14:01:18,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:01:21,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:01:21,716 INFO L93 Difference]: Finished difference Result 4007 states and 5656 transitions. [2024-11-07 14:01:21,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 14:01:21,717 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 109 [2024-11-07 14:01:21,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:01:21,745 INFO L225 Difference]: With dead ends: 4007 [2024-11-07 14:01:21,745 INFO L226 Difference]: Without dead ends: 4005 [2024-11-07 14:01:21,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-07 14:01:21,750 INFO L432 NwaCegarLoop]: 1398 mSDtfsCounter, 1564 mSDsluCounter, 2898 mSDsCounter, 0 mSdLazyCounter, 2308 mSolverCounterSat, 806 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 4296 SdHoareTripleChecker+Invalid, 3115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 806 IncrementalHoareTripleChecker+Valid, 2308 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-07 14:01:21,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1860 Valid, 4296 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [806 Valid, 2308 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2024-11-07 14:01:21,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4005 states. [2024-11-07 14:01:21,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4005 to 3891. [2024-11-07 14:01:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3891 states, 2447 states have (on average 1.2529628116060483) internal successors, (3066), 2501 states have internal predecessors, (3066), 1205 states have call successors, (1205), 237 states have call predecessors, (1205), 236 states have return successors, (1202), 1197 states have call predecessors, (1202), 1202 states have call successors, (1202) [2024-11-07 14:01:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 3891 states and 5473 transitions. [2024-11-07 14:01:21,958 INFO L78 Accepts]: Start accepts. Automaton has 3891 states and 5473 transitions. Word has length 109 [2024-11-07 14:01:21,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:01:21,958 INFO L471 AbstractCegarLoop]: Abstraction has 3891 states and 5473 transitions. [2024-11-07 14:01:21,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-07 14:01:21,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3891 states and 5473 transitions. [2024-11-07 14:01:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-07 14:01:21,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:01:21,964 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:01:21,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 14:01:21,965 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:01:21,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:01:21,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1262873906, now seen corresponding path program 1 times [2024-11-07 14:01:21,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:01:21,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512760011] [2024-11-07 14:01:21,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:01:21,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:01:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:01:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:01:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:01:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:01:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 14:01:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 14:01:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 14:01:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 14:01:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 14:01:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 14:01:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 14:01:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 14:01:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-07 14:01:22,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:01:22,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512760011] [2024-11-07 14:01:22,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512760011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:01:22,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:01:22,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 14:01:22,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500479087] [2024-11-07 14:01:22,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:01:22,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 14:01:22,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:01:22,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 14:01:22,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 14:01:22,844 INFO L87 Difference]: Start difference. First operand 3891 states and 5473 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-07 14:01:26,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:01:29,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:01:29,861 INFO L93 Difference]: Finished difference Result 4011 states and 5659 transitions. [2024-11-07 14:01:29,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 14:01:29,862 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 114 [2024-11-07 14:01:29,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:01:29,886 INFO L225 Difference]: With dead ends: 4011 [2024-11-07 14:01:29,886 INFO L226 Difference]: Without dead ends: 4009 [2024-11-07 14:01:29,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-07 14:01:29,890 INFO L432 NwaCegarLoop]: 1393 mSDtfsCounter, 1561 mSDsluCounter, 2890 mSDsCounter, 0 mSdLazyCounter, 2311 mSolverCounterSat, 806 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 4283 SdHoareTripleChecker+Invalid, 3118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 806 IncrementalHoareTripleChecker+Valid, 2311 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-07 14:01:29,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1858 Valid, 4283 Invalid, 3118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [806 Valid, 2311 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2024-11-07 14:01:29,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4009 states. [2024-11-07 14:01:30,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4009 to 3895. [2024-11-07 14:01:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 2450 states have (on average 1.2526530612244897) internal successors, (3069), 2504 states have internal predecessors, (3069), 1205 states have call successors, (1205), 238 states have call predecessors, (1205), 237 states have return successors, (1202), 1197 states have call predecessors, (1202), 1202 states have call successors, (1202) [2024-11-07 14:01:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 5476 transitions. [2024-11-07 14:01:30,109 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 5476 transitions. Word has length 114 [2024-11-07 14:01:30,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:01:30,110 INFO L471 AbstractCegarLoop]: Abstraction has 3895 states and 5476 transitions. [2024-11-07 14:01:30,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-07 14:01:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 5476 transitions. [2024-11-07 14:01:30,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-07 14:01:30,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:01:30,114 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:01:30,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 14:01:30,115 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:01:30,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:01:30,115 INFO L85 PathProgramCache]: Analyzing trace with hash 657233649, now seen corresponding path program 1 times [2024-11-07 14:01:30,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:01:30,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681787835] [2024-11-07 14:01:30,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:01:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:01:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:01:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:01:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:01:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 14:01:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 14:01:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 14:01:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 14:01:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 14:01:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 14:01:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 14:01:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 14:01:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:01:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:01:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 14:01:30,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:01:30,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681787835] [2024-11-07 14:01:30,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681787835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:01:30,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:01:30,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:01:30,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446464061] [2024-11-07 14:01:30,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:01:30,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:01:30,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:01:30,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:01:30,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:01:30,720 INFO L87 Difference]: Start difference. First operand 3895 states and 5476 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-07 14:01:34,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []