./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:55:08,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:55:08,168 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:55:08,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:55:08,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:55:08,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:55:08,190 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:55:08,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:55:08,190 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:55:08,190 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:55:08,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:55:08,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:55:08,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:55:08,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:55:08,192 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:55:08,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:55:08,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:55:08,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:55:08,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:55:08,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:55:08,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:55:08,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:55:08,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:55:08,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:55:08,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:55:08,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:55:08,198 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:55:08,198 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:55:08,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:55:08,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:55:08,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:55:08,199 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:55:08,200 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:55:08,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:55:08,200 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2024-10-11 15:55:08,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:55:08,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:55:08,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:55:08,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:55:08,432 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:55:08,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-10-11 15:55:09,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:55:10,029 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:55:10,030 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-10-11 15:55:10,071 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bf9efa527/c54db0e9325344739cda6939bbc2ad94/FLAGd9afae835 [2024-10-11 15:55:10,081 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bf9efa527/c54db0e9325344739cda6939bbc2ad94 [2024-10-11 15:55:10,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:55:10,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:55:10,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:55:10,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:55:10,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:55:10,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:55:10" (1/1) ... [2024-10-11 15:55:10,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fa133e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:10, skipping insertion in model container [2024-10-11 15:55:10,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:55:10" (1/1) ... [2024-10-11 15:55:10,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:55:11,949 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-10-11 15:55:11,952 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-10-11 15:55:11,952 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-10-11 15:55:11,953 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-10-11 15:55:11,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:55:11,992 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:55:12,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5400] [2024-10-11 15:55:12,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5408] [2024-10-11 15:55:12,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7344] [2024-10-11 15:55:12,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7351] [2024-10-11 15:55:12,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7358] [2024-10-11 15:55:12,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7371] [2024-10-11 15:55:12,594 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-10-11 15:55:12,595 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-10-11 15:55:12,595 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-10-11 15:55:12,595 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-10-11 15:55:12,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:55:12,786 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:55:12,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12 WrapperNode [2024-10-11 15:55:12,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:55:12,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:55:12,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:55:12,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:55:12,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:12,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:12,997 INFO L138 Inliner]: procedures = 495, calls = 2673, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5723 [2024-10-11 15:55:12,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:55:12,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:55:12,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:55:12,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:55:13,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:13,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:13,027 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,237 INFO L175 MemorySlicer]: Split 1205 memory accesses to 9 slices as follows [1, 2, 2, 1135, 4, 2, 52, 3, 4]. 94 percent of accesses are in the largest equivalence class. The 184 initializations are split as follows [1, 2, 0, 132, 4, 0, 40, 1, 4]. The 349 writes are split as follows [0, 0, 1, 347, 0, 1, 0, 0, 0]. [2024-10-11 15:55:14,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:55:14,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:55:14,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:55:14,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:55:14,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (1/1) ... [2024-10-11 15:55:14,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:55:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:55:14,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:55:14,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:55:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-10-11 15:55:14,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-10-11 15:55:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-11 15:55:14,538 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-11 15:55:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2024-10-11 15:55:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2024-10-11 15:55:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:55:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:55:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-10-11 15:55:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-10-11 15:55:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-10-11 15:55:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-10-11 15:55:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-11 15:55:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-11 15:55:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:55:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:55:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2024-10-11 15:55:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2024-10-11 15:55:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-10-11 15:55:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-10-11 15:55:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:55:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:55:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2024-10-11 15:55:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2024-10-11 15:55:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-10-11 15:55:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-10-11 15:55:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2024-10-11 15:55:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2024-10-11 15:55:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2024-10-11 15:55:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-10-11 15:55:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-10-11 15:55:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2024-10-11 15:55:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-10-11 15:55:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-10-11 15:55:14,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-10-11 15:55:14,544 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:55:14,545 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-10-11 15:55:14,545 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-11 15:55:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-10-11 15:55:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2024-10-11 15:55:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2024-10-11 15:55:14,546 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:55:14,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:55:14,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-11 15:55:14,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-11 15:55:14,548 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-10-11 15:55:14,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-10-11 15:55:14,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-10-11 15:55:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-10-11 15:55:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-11 15:55:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-11 15:55:14,550 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2024-10-11 15:55:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2024-10-11 15:55:14,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-11 15:55:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-11 15:55:14,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-11 15:55:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-11 15:55:14,550 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-10-11 15:55:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-10-11 15:55:14,551 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-10-11 15:55:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-10-11 15:55:14,551 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-11 15:55:14,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-11 15:55:14,551 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-10-11 15:55:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-10-11 15:55:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2024-10-11 15:55:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2024-10-11 15:55:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-10-11 15:55:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-10-11 15:55:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:55:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:55:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-10-11 15:55:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:55:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-10-11 15:55:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:55:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:55:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-10-11 15:55:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-10-11 15:55:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:55:14,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:55:14,556 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2024-10-11 15:55:14,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2024-10-11 15:55:14,558 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-10-11 15:55:14,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:55:14,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-10-11 15:55:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2024-10-11 15:55:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-11 15:55:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-11 15:55:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 15:55:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-11 15:55:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-11 15:55:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-10-11 15:55:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-10-11 15:55:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-11 15:55:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-10-11 15:55:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-10-11 15:55:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:55:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-11 15:55:14,566 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-10-11 15:55:14,566 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:55:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-11 15:55:14,567 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2024-10-11 15:55:14,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2024-10-11 15:55:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-11 15:55:14,568 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-11 15:55:14,568 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:55:14,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:55:14,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-10-11 15:55:14,570 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:55:14,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:55:14,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:55:14,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:55:14,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-11 15:55:14,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-11 15:55:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-10-11 15:55:14,575 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-10-11 15:55:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-11 15:55:14,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-11 15:55:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-10-11 15:55:14,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-10-11 15:55:15,229 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:55:15,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:55:15,527 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:55:16,259 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1505#1.base, #t~mem1505#1.offset := read~$Pointer$#3(~sc#1.base, 141 + ~sc#1.offset, 8);#t~ret1506#1.base, #t~ret1506#1.offset := 129, 0; [2024-10-11 15:55:16,259 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1505#1.base, #t~mem1505#1.offset, #t~ret1506#1.base, #t~ret1506#1.offset); srcloc: null [2024-10-11 15:55:16,259 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1505#1.base, #t~mem1505#1.offset;havoc #t~ret1506#1.base, #t~ret1506#1.offset; [2024-10-11 15:55:18,741 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-11 15:55:20,075 INFO L? ?]: Removed 2493 outVars from TransFormulas that were not future-live. [2024-10-11 15:55:20,076 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:55:20,401 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:55:20,402 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:55:20,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:55:20 BoogieIcfgContainer [2024-10-11 15:55:20,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:55:20,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:55:20,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:55:20,408 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:55:20,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:55:10" (1/3) ... [2024-10-11 15:55:20,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52584e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:55:20, skipping insertion in model container [2024-10-11 15:55:20,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:55:12" (2/3) ... [2024-10-11 15:55:20,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52584e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:55:20, skipping insertion in model container [2024-10-11 15:55:20,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:55:20" (3/3) ... [2024-10-11 15:55:20,410 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-10-11 15:55:20,423 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:55:20,423 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-11 15:55:20,549 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:55:20,555 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;@4652bc17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:55:20,556 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-11 15:55:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand has 2770 states, 1814 states have (on average 1.396361631753032) internal successors, (2533), 1884 states have internal predecessors, (2533), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 785 states have call predecessors, (827), 827 states have call successors, (827) [2024-10-11 15:55:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-11 15:55:20,588 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:55:20,589 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:55:20,589 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)] === [2024-10-11 15:55:20,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:55:20,593 INFO L85 PathProgramCache]: Analyzing trace with hash -843754968, now seen corresponding path program 1 times [2024-10-11 15:55:20,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:55:20,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346458397] [2024-10-11 15:55:20,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:55:20,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:55:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:55:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:55:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:55:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:55:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:55:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:55:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:55:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:55:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:55:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:55:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:55:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:55:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:55:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:55:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:55:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 15:55:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 15:55:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2024-10-11 15:55:21,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:55:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346458397] [2024-10-11 15:55:21,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346458397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:55:21,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:55:21,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:55:21,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790390085] [2024-10-11 15:55:21,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:55:21,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:55:21,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:55:21,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:55:21,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:55:21,564 INFO L87 Difference]: Start difference. First operand has 2770 states, 1814 states have (on average 1.396361631753032) internal successors, (2533), 1884 states have internal predecessors, (2533), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 785 states have call predecessors, (827), 827 states have call successors, (827) Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:31,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:55:31,981 INFO L93 Difference]: Finished difference Result 8368 states and 13427 transitions. [2024-10-11 15:55:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:55:31,983 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 174 [2024-10-11 15:55:31,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:55:32,033 INFO L225 Difference]: With dead ends: 8368 [2024-10-11 15:55:32,033 INFO L226 Difference]: Without dead ends: 5618 [2024-10-11 15:55:32,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:55:32,065 INFO L432 NwaCegarLoop]: 1693 mSDtfsCounter, 8271 mSDsluCounter, 3149 mSDsCounter, 0 mSdLazyCounter, 6711 mSolverCounterSat, 5864 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8704 SdHoareTripleChecker+Valid, 4842 SdHoareTripleChecker+Invalid, 12575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5864 IncrementalHoareTripleChecker+Valid, 6711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:55:32,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8704 Valid, 4842 Invalid, 12575 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5864 Valid, 6711 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2024-10-11 15:55:32,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2024-10-11 15:55:32,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 5410. [2024-10-11 15:55:32,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5410 states, 3569 states have (on average 1.3673297842532923) internal successors, (4880), 3708 states have internal predecessors, (4880), 1604 states have call successors, (1604), 235 states have call predecessors, (1604), 234 states have return successors, (1600), 1516 states have call predecessors, (1600), 1600 states have call successors, (1600) [2024-10-11 15:55:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5410 states to 5410 states and 8084 transitions. [2024-10-11 15:55:32,503 INFO L78 Accepts]: Start accepts. Automaton has 5410 states and 8084 transitions. Word has length 174 [2024-10-11 15:55:32,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:55:32,505 INFO L471 AbstractCegarLoop]: Abstraction has 5410 states and 8084 transitions. [2024-10-11 15:55:32,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:32,506 INFO L276 IsEmpty]: Start isEmpty. Operand 5410 states and 8084 transitions. [2024-10-11 15:55:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-10-11 15:55:32,515 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:55:32,515 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:55:32,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:55:32,516 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)] === [2024-10-11 15:55:32,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:55:32,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1460799731, now seen corresponding path program 1 times [2024-10-11 15:55:32,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:55:32,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624168538] [2024-10-11 15:55:32,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:55:32,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:55:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:55:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:55:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:55:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:55:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:55:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:55:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:55:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:55:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:55:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:55:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:55:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:55:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:55:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:55:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:55:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 15:55:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 15:55:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 15:55:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:32,967 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-10-11 15:55:32,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:55:32,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624168538] [2024-10-11 15:55:32,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624168538] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:55:32,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:55:32,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:55:32,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506923367] [2024-10-11 15:55:32,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:55:32,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:55:32,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:55:32,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:55:32,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:55:32,970 INFO L87 Difference]: Start difference. First operand 5410 states and 8084 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:55:40,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:55:40,110 INFO L93 Difference]: Finished difference Result 16142 states and 24177 transitions. [2024-10-11 15:55:40,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:55:40,112 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 181 [2024-10-11 15:55:40,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:55:40,190 INFO L225 Difference]: With dead ends: 16142 [2024-10-11 15:55:40,190 INFO L226 Difference]: Without dead ends: 10763 [2024-10-11 15:55:40,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:55:40,224 INFO L432 NwaCegarLoop]: 2150 mSDtfsCounter, 5550 mSDsluCounter, 2857 mSDsCounter, 0 mSdLazyCounter, 5148 mSolverCounterSat, 2506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6312 SdHoareTripleChecker+Valid, 5007 SdHoareTripleChecker+Invalid, 7654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2506 IncrementalHoareTripleChecker+Valid, 5148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:55:40,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6312 Valid, 5007 Invalid, 7654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2506 Valid, 5148 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-10-11 15:55:40,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10763 states. [2024-10-11 15:55:40,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10763 to 10333. [2024-10-11 15:55:40,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10333 states, 6794 states have (on average 1.3619370032381513) internal successors, (9253), 7070 states have internal predecessors, (9253), 3075 states have call successors, (3075), 458 states have call predecessors, (3075), 461 states have return successors, (3111), 2896 states have call predecessors, (3111), 3071 states have call successors, (3111) [2024-10-11 15:55:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10333 states to 10333 states and 15439 transitions. [2024-10-11 15:55:40,825 INFO L78 Accepts]: Start accepts. Automaton has 10333 states and 15439 transitions. Word has length 181 [2024-10-11 15:55:40,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:55:40,826 INFO L471 AbstractCegarLoop]: Abstraction has 10333 states and 15439 transitions. [2024-10-11 15:55:40,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:55:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 10333 states and 15439 transitions. [2024-10-11 15:55:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-11 15:55:40,830 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:55:40,831 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:55:40,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:55:40,831 INFO L396 AbstractCegarLoop]: === Iteration 3 === 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)] === [2024-10-11 15:55:40,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:55:40,831 INFO L85 PathProgramCache]: Analyzing trace with hash 2052684179, now seen corresponding path program 1 times [2024-10-11 15:55:40,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:55:40,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250670223] [2024-10-11 15:55:40,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:55:40,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:55:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:55:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:55:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:40,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:55:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:55:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:55:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:55:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:55:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:55:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:55:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:55:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:55:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:55:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:55:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:55:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:55:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-11 15:55:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 15:55:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-10-11 15:55:41,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:55:41,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250670223] [2024-10-11 15:55:41,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250670223] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:55:41,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:55:41,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:55:41,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329235362] [2024-10-11 15:55:41,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:55:41,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:55:41,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:55:41,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:55:41,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:55:41,133 INFO L87 Difference]: Start difference. First operand 10333 states and 15439 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:47,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:55:47,234 INFO L93 Difference]: Finished difference Result 29937 states and 44774 transitions. [2024-10-11 15:55:47,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:55:47,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 188 [2024-10-11 15:55:47,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:55:47,370 INFO L225 Difference]: With dead ends: 29937 [2024-10-11 15:55:47,371 INFO L226 Difference]: Without dead ends: 19635 [2024-10-11 15:55:47,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:55:47,507 INFO L432 NwaCegarLoop]: 2404 mSDtfsCounter, 5257 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 5280 mSolverCounterSat, 2340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5917 SdHoareTripleChecker+Valid, 5372 SdHoareTripleChecker+Invalid, 7620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2340 IncrementalHoareTripleChecker+Valid, 5280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:55:47,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5917 Valid, 5372 Invalid, 7620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2340 Valid, 5280 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-10-11 15:55:47,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19635 states. [2024-10-11 15:55:48,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19635 to 19193. [2024-10-11 15:55:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19193 states, 12622 states have (on average 1.357550308984313) internal successors, (17135), 13148 states have internal predecessors, (17135), 5635 states have call successors, (5635), 894 states have call predecessors, (5635), 933 states have return successors, (5891), 5298 states have call predecessors, (5891), 5631 states have call successors, (5891) [2024-10-11 15:55:48,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19193 states to 19193 states and 28661 transitions. [2024-10-11 15:55:48,510 INFO L78 Accepts]: Start accepts. Automaton has 19193 states and 28661 transitions. Word has length 188 [2024-10-11 15:55:48,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:55:48,512 INFO L471 AbstractCegarLoop]: Abstraction has 19193 states and 28661 transitions. [2024-10-11 15:55:48,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:48,513 INFO L276 IsEmpty]: Start isEmpty. Operand 19193 states and 28661 transitions. [2024-10-11 15:55:48,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-11 15:55:48,518 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:55:48,519 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:55:48,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:55:48,519 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2024-10-11 15:55:48,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:55:48,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1294285521, now seen corresponding path program 1 times [2024-10-11 15:55:48,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:55:48,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554283413] [2024-10-11 15:55:48,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:55:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:55:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:55:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:55:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:55:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:55:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:55:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:55:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:55:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:55:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:55:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:55:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:55:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:55:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:55:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:55:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:55:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 15:55:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:48,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-11 15:55:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-10-11 15:55:49,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:55:49,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554283413] [2024-10-11 15:55:49,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554283413] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:55:49,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:55:49,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:55:49,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82059731] [2024-10-11 15:55:49,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:55:49,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:55:49,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:55:49,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:55:49,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:55:49,007 INFO L87 Difference]: Start difference. First operand 19193 states and 28661 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:55,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:55:55,539 INFO L93 Difference]: Finished difference Result 42056 states and 62790 transitions. [2024-10-11 15:55:55,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:55:55,540 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 186 [2024-10-11 15:55:55,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:55:55,679 INFO L225 Difference]: With dead ends: 42056 [2024-10-11 15:55:55,680 INFO L226 Difference]: Without dead ends: 22894 [2024-10-11 15:55:55,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:55:55,769 INFO L432 NwaCegarLoop]: 2703 mSDtfsCounter, 5463 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 5596 mSolverCounterSat, 2222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6204 SdHoareTripleChecker+Valid, 5736 SdHoareTripleChecker+Invalid, 7818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2222 IncrementalHoareTripleChecker+Valid, 5596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:55:55,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6204 Valid, 5736 Invalid, 7818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2222 Valid, 5596 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-10-11 15:55:55,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22894 states. [2024-10-11 15:55:56,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22894 to 22274. [2024-10-11 15:55:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22274 states, 14741 states have (on average 1.3581846550437555) internal successors, (20021), 15379 states have internal predecessors, (20021), 6430 states have call successors, (6430), 1063 states have call predecessors, (6430), 1100 states have return successors, (6651), 5997 states have call predecessors, (6651), 6426 states have call successors, (6651) [2024-10-11 15:55:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22274 states to 22274 states and 33102 transitions. [2024-10-11 15:55:56,881 INFO L78 Accepts]: Start accepts. Automaton has 22274 states and 33102 transitions. Word has length 186 [2024-10-11 15:55:56,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:55:56,882 INFO L471 AbstractCegarLoop]: Abstraction has 22274 states and 33102 transitions. [2024-10-11 15:55:56,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:55:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 22274 states and 33102 transitions. [2024-10-11 15:55:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-11 15:55:56,885 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:55:56,886 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:55:56,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:55:56,886 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-10-11 15:55:56,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:55:56,886 INFO L85 PathProgramCache]: Analyzing trace with hash 714315415, now seen corresponding path program 1 times [2024-10-11 15:55:56,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:55:56,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427380235] [2024-10-11 15:55:56,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:55:56,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:55:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:55:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:55:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:55:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:55:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:55:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:55:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:55:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:55:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:55:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:55:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:55:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:55:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:55:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:55:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:55:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:55:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 15:55:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:55:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:55:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:55:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-10-11 15:55:57,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:55:57,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427380235] [2024-10-11 15:55:57,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427380235] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:55:57,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:55:57,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:55:57,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42143759] [2024-10-11 15:55:57,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:55:57,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:55:57,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:55:57,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:55:57,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:55:57,352 INFO L87 Difference]: Start difference. First operand 22274 states and 33102 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:56:05,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:56:05,019 INFO L93 Difference]: Finished difference Result 66696 states and 99188 transitions. [2024-10-11 15:56:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:56:05,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 187 [2024-10-11 15:56:05,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:56:05,283 INFO L225 Difference]: With dead ends: 66696 [2024-10-11 15:56:05,283 INFO L226 Difference]: Without dead ends: 44453 [2024-10-11 15:56:05,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:56:05,378 INFO L432 NwaCegarLoop]: 2427 mSDtfsCounter, 5608 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 5285 mSolverCounterSat, 2386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6386 SdHoareTripleChecker+Valid, 5396 SdHoareTripleChecker+Invalid, 7671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2386 IncrementalHoareTripleChecker+Valid, 5285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-10-11 15:56:05,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6386 Valid, 5396 Invalid, 7671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2386 Valid, 5285 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-10-11 15:56:05,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44453 states. [2024-10-11 15:56:07,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44453 to 43194. [2024-10-11 15:56:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43194 states, 28609 states have (on average 1.359572162606173) internal successors, (38896), 29874 states have internal predecessors, (38896), 12426 states have call successors, (12426), 2086 states have call predecessors, (12426), 2156 states have return successors, (12847), 11545 states have call predecessors, (12847), 12422 states have call successors, (12847) [2024-10-11 15:56:07,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43194 states to 43194 states and 64169 transitions. [2024-10-11 15:56:07,845 INFO L78 Accepts]: Start accepts. Automaton has 43194 states and 64169 transitions. Word has length 187 [2024-10-11 15:56:07,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:56:07,846 INFO L471 AbstractCegarLoop]: Abstraction has 43194 states and 64169 transitions. [2024-10-11 15:56:07,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:56:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 43194 states and 64169 transitions. [2024-10-11 15:56:07,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-10-11 15:56:07,857 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:56:07,857 INFO L215 NwaCegarLoop]: trace histogram [17, 15, 15, 15, 15, 15, 15, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:56:07,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:56:07,857 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)] === [2024-10-11 15:56:07,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:56:07,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1198253945, now seen corresponding path program 1 times [2024-10-11 15:56:07,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:56:07,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912095591] [2024-10-11 15:56:07,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:56:07,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:56:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:56:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:56:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:56:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:56:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:56:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:56:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:56:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:56:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:56:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:56:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:56:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:56:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:56:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:56:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:56:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 15:56:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 15:56:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 15:56:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 15:56:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-11 15:56:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-10-11 15:56:08,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:56:08,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912095591] [2024-10-11 15:56:08,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912095591] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:56:08,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:56:08,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:56:08,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126680082] [2024-10-11 15:56:08,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:56:08,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:56:08,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:56:08,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:56:08,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:56:08,346 INFO L87 Difference]: Start difference. First operand 43194 states and 64169 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-10-11 15:56:17,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:56:17,755 INFO L93 Difference]: Finished difference Result 118326 states and 176164 transitions. [2024-10-11 15:56:17,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:56:17,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 209 [2024-10-11 15:56:17,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:56:18,370 INFO L225 Difference]: With dead ends: 118326 [2024-10-11 15:56:18,371 INFO L226 Difference]: Without dead ends: 75163 [2024-10-11 15:56:18,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:56:18,550 INFO L432 NwaCegarLoop]: 2288 mSDtfsCounter, 5797 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 5205 mSolverCounterSat, 2485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6606 SdHoareTripleChecker+Valid, 5200 SdHoareTripleChecker+Invalid, 7690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2485 IncrementalHoareTripleChecker+Valid, 5205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:56:18,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6606 Valid, 5200 Invalid, 7690 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2485 Valid, 5205 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-10-11 15:56:18,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75163 states. [2024-10-11 15:56:22,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75163 to 73529. [2024-10-11 15:56:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73529 states, 48605 states have (on average 1.3584610636765764) internal successors, (66028), 50752 states have internal predecessors, (66028), 21280 states have call successors, (21280), 3506 states have call predecessors, (21280), 3641 states have return successors, (22112), 19796 states have call predecessors, (22112), 21276 states have call successors, (22112) [2024-10-11 15:56:22,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73529 states to 73529 states and 109420 transitions. [2024-10-11 15:56:23,068 INFO L78 Accepts]: Start accepts. Automaton has 73529 states and 109420 transitions. Word has length 209 [2024-10-11 15:56:23,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:56:23,068 INFO L471 AbstractCegarLoop]: Abstraction has 73529 states and 109420 transitions. [2024-10-11 15:56:23,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-10-11 15:56:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 73529 states and 109420 transitions. [2024-10-11 15:56:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-10-11 15:56:23,076 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:56:23,076 INFO L215 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 5, 5, 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, 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] [2024-10-11 15:56:23,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 15:56:23,076 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2024-10-11 15:56:23,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:56:23,077 INFO L85 PathProgramCache]: Analyzing trace with hash -386499426, now seen corresponding path program 1 times [2024-10-11 15:56:23,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:56:23,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497411485] [2024-10-11 15:56:23,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:56:23,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:56:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:56:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:56:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:56:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:56:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:56:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:56:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:56:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:56:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:56:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:56:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:56:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:56:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:56:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:56:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:56:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:56:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 15:56:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 15:56:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 15:56:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 15:56:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 15:56:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 15:56:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 15:56:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:56:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:56:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2024-10-11 15:56:23,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:56:23,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497411485] [2024-10-11 15:56:23,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497411485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:56:23,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:56:23,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:56:23,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049968386] [2024-10-11 15:56:23,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:56:23,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:56:23,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:56:23,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:56:23,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:56:23,665 INFO L87 Difference]: Start difference. First operand 73529 states and 109420 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27)