./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB --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 9fae230e52bc983f4c0251cc946bfbc52943e9b9d698b0f694e42af65a9c74e9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:29:03,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:29:03,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:29:03,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:29:03,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:29:03,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:29:03,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:29:03,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:29:03,212 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:29:03,212 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:29:03,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:29:03,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:29:03,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:29:03,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:29:03,213 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:29:03,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:29:03,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:29:03,215 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:29:03,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:29:03,215 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:29:03,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:29:03,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:29:03,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:29:03,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:29:03,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:29:03,217 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:29:03,217 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:29:03,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:29:03,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:29:03,218 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:29:03,219 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:29:03,219 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 9fae230e52bc983f4c0251cc946bfbc52943e9b9d698b0f694e42af65a9c74e9 [2024-11-28 04:29:03,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:29:03,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:29:03,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:29:03,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:29:03,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:29:03,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2024-11-28 04:29:06,641 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/data/a7808c0d3/5dffbe22bbbc48b48057d5dc2799c0e9/FLAG1e2d2bcf0 [2024-11-28 04:29:07,378 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:29:07,379 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2024-11-28 04:29:07,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/data/a7808c0d3/5dffbe22bbbc48b48057d5dc2799c0e9/FLAG1e2d2bcf0 [2024-11-28 04:29:07,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/data/a7808c0d3/5dffbe22bbbc48b48057d5dc2799c0e9 [2024-11-28 04:29:07,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:29:07,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:29:07,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:29:07,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:29:07,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:29:07,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:29:07" (1/1) ... [2024-11-28 04:29:07,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2c9412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:07, skipping insertion in model container [2024-11-28 04:29:07,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:29:07" (1/1) ... [2024-11-28 04:29:07,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:29:09,796 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292221,292234] [2024-11-28 04:29:09,800 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292387,292400] [2024-11-28 04:29:09,801 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292551,292564] [2024-11-28 04:29:09,803 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292716,292729] [2024-11-28 04:29:09,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:29:09,898 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:29:10,084 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"); [5267] [2024-11-28 04:29:10,086 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)); [5274] [2024-11-28 04:29:10,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5281] [2024-11-28 04:29:10,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5325-5326] [2024-11-28 04:29:10,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5331-5333] [2024-11-28 04:29:10,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5529-5530] [2024-11-28 04:29:10,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5563-5564] [2024-11-28 04:29:10,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7915] [2024-11-28 04:29:10,398 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292221,292234] [2024-11-28 04:29:10,399 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292387,292400] [2024-11-28 04:29:10,399 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292551,292564] [2024-11-28 04:29:10,401 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i[292716,292729] [2024-11-28 04:29:10,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:29:10,621 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:29:10,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10 WrapperNode [2024-11-28 04:29:10,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:29:10,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:29:10,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:29:10,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:29:10,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:10,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:11,048 INFO L138 Inliner]: procedures = 357, calls = 1584, calls flagged for inlining = 198, calls inlined = 187, statements flattened = 4828 [2024-11-28 04:29:11,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:29:11,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:29:11,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:29:11,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:29:11,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:11,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:11,088 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:11,973 INFO L175 MemorySlicer]: Split 776 memory accesses to 19 slices as follows [4, 15, 2, 572, 4, 1, 2, 24, 10, 38, 9, 5, 2, 9, 54, 3, 2, 19, 1]. 74 percent of accesses are in the largest equivalence class. The 59 initializations are split as follows [4, 15, 0, 0, 4, 1, 2, 0, 10, 0, 9, 4, 0, 9, 0, 1, 0, 0, 0]. The 394 writes are split as follows [0, 0, 1, 284, 0, 0, 0, 17, 0, 32, 0, 0, 1, 0, 42, 0, 1, 16, 0]. [2024-11-28 04:29:11,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:11,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:29:12,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:29:12,349 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:29:12,349 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:29:12,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (1/1) ... [2024-11-28 04:29:12,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:29:12,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:29:12,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:29:12,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9847906-3010-4372-af78-1d59f3372139/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:29:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-11-28 04:29:12,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-11-28 04:29:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-28 04:29:12,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-28 04:29:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:29:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:29:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 04:29:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:29:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:29:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:29:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:29:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-11-28 04:29:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-11-28 04:29:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:29:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:29:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:29:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:29:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:29:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:29:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2024-11-28 04:29:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2024-11-28 04:29:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 04:29:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 04:29:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 04:29:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 04:29:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-11-28 04:29:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-11-28 04:29:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 04:29:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:29:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:29:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-11-28 04:29:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:29:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:29:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 04:29:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 04:29:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 04:29:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 04:29:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-11-28 04:29:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 04:29:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 04:29:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:29:12,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-11-28 04:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 04:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2024-11-28 04:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:29:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:29:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-28 04:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 04:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 04:29:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 04:29:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-28 04:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 04:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-11-28 04:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-11-28 04:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-11-28 04:29:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:29:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 04:29:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 04:29:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 04:29:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 04:29:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-28 04:29:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-28 04:29:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:29:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:29:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 04:29:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 04:29:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 04:29:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:29:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 04:29:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 04:29:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-28 04:29:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:29:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:29:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:29:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 04:29:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 04:29:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 04:29:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-28 04:29:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 04:29:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 04:29:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 04:29:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 04:29:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 04:29:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-28 04:29:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-28 04:29:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 04:29:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 04:29:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:29:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 04:29:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-28 04:29:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-28 04:29:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:29:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:29:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-11-28 04:29:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-11-28 04:29:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2024-11-28 04:29:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2024-11-28 04:29:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2024-11-28 04:29:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2024-11-28 04:29:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-11-28 04:29:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-11-28 04:29:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 04:29:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:29:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-11-28 04:29:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-28 04:29:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-28 04:29:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:29:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 04:29:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 04:29:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 04:29:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 04:29:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 04:29:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-11-28 04:29:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-11-28 04:29:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-28 04:29:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-11-28 04:29:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 04:29:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:29:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-11-28 04:29:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 04:29:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 04:29:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-11-28 04:29:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-11-28 04:29:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-28 04:29:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-28 04:29:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:29:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:29:13,703 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:29:13,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:29:16,257 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:29:32,112 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 04:29:33,117 INFO L? ?]: Removed 2637 outVars from TransFormulas that were not future-live. [2024-11-28 04:29:33,117 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:29:33,192 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:29:33,196 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:29:33,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:29:33 BoogieIcfgContainer [2024-11-28 04:29:33,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:29:33,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:29:33,199 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:29:33,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:29:33,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:29:07" (1/3) ... [2024-11-28 04:29:33,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4aa295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:29:33, skipping insertion in model container [2024-11-28 04:29:33,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:29:10" (2/3) ... [2024-11-28 04:29:33,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4aa295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:29:33, skipping insertion in model container [2024-11-28 04:29:33,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:29:33" (3/3) ... [2024-11-28 04:29:33,215 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2024-11-28 04:29:33,234 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:29:33,238 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i that has 116 procedures, 2144 locations, 1 initial locations, 38 loop locations, and 3 error locations. [2024-11-28 04:29:33,396 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:29:33,417 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;@3e48fb28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:29:33,417 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 04:29:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 2052 states, 1496 states have (on average 1.3228609625668448) internal successors, (1979), 1526 states have internal predecessors, (1979), 459 states have call successors, (459), 97 states have call predecessors, (459), 96 states have return successors, (453), 450 states have call predecessors, (453), 453 states have call successors, (453) [2024-11-28 04:29:33,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-28 04:29:33,458 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:29:33,459 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:29:33,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:29:33,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:29:33,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1616035063, now seen corresponding path program 1 times [2024-11-28 04:29:33,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:29:33,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421297484] [2024-11-28 04:29:33,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:29:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:29:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:29:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:29:40,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:29:40,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421297484] [2024-11-28 04:29:40,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421297484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:29:40,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:29:40,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:29:40,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290212679] [2024-11-28 04:29:40,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:29:40,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:29:40,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:29:40,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:29:40,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:29:40,223 INFO L87 Difference]: Start difference. First operand has 2052 states, 1496 states have (on average 1.3228609625668448) internal successors, (1979), 1526 states have internal predecessors, (1979), 459 states have call successors, (459), 97 states have call predecessors, (459), 96 states have return successors, (453), 450 states have call predecessors, (453), 453 states have call successors, (453) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:29:44,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:29:45,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:29:45,376 INFO L93 Difference]: Finished difference Result 6016 states and 8669 transitions. [2024-11-28 04:29:45,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:29:45,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 116 [2024-11-28 04:29:45,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:29:45,449 INFO L225 Difference]: With dead ends: 6016 [2024-11-28 04:29:45,449 INFO L226 Difference]: Without dead ends: 3975 [2024-11-28 04:29:45,476 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:29:45,479 INFO L435 NwaCegarLoop]: 2853 mSDtfsCounter, 2727 mSDsluCounter, 2783 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2727 SdHoareTripleChecker+Valid, 5636 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:29:45,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2727 Valid, 5636 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 04:29:45,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3975 states. [2024-11-28 04:29:45,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3975 to 3971. [2024-11-28 04:29:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3971 states, 2910 states have (on average 1.297938144329897) internal successors, (3777), 2967 states have internal predecessors, (3777), 870 states have call successors, (870), 189 states have call predecessors, (870), 188 states have return successors, (866), 860 states have call predecessors, (866), 866 states have call successors, (866) [2024-11-28 04:29:45,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 3971 states and 5513 transitions. [2024-11-28 04:29:45,926 INFO L78 Accepts]: Start accepts. Automaton has 3971 states and 5513 transitions. Word has length 116 [2024-11-28 04:29:45,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:29:45,928 INFO L471 AbstractCegarLoop]: Abstraction has 3971 states and 5513 transitions. [2024-11-28 04:29:45,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:29:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 5513 transitions. [2024-11-28 04:29:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-28 04:29:45,942 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:29:45,943 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:29:45,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:29:45,943 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:29:45,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:29:45,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1832408536, now seen corresponding path program 1 times [2024-11-28 04:29:45,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:29:45,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915155714] [2024-11-28 04:29:45,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:29:45,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:29:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:29:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:29:51,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:29:51,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915155714] [2024-11-28 04:29:51,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915155714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:29:51,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:29:51,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:29:51,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938693773] [2024-11-28 04:29:51,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:29:51,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:29:51,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:29:51,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:29:51,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:29:51,422 INFO L87 Difference]: Start difference. First operand 3971 states and 5513 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:29:55,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:29:57,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:29:57,088 INFO L93 Difference]: Finished difference Result 11523 states and 15999 transitions. [2024-11-28 04:29:57,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:29:57,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 117 [2024-11-28 04:29:57,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:29:57,161 INFO L225 Difference]: With dead ends: 11523 [2024-11-28 04:29:57,161 INFO L226 Difference]: Without dead ends: 7573 [2024-11-28 04:29:57,184 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:29:57,186 INFO L435 NwaCegarLoop]: 2832 mSDtfsCounter, 2555 mSDsluCounter, 2747 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2555 SdHoareTripleChecker+Valid, 5579 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:29:57,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2555 Valid, 5579 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 56 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 04:29:57,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7573 states. [2024-11-28 04:29:57,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7573 to 7552. [2024-11-28 04:29:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7552 states, 5517 states have (on average 1.298531810766721) internal successors, (7164), 5627 states have internal predecessors, (7164), 1661 states have call successors, (1661), 374 states have call predecessors, (1661), 371 states have return successors, (1659), 1636 states have call predecessors, (1659), 1657 states have call successors, (1659) [2024-11-28 04:29:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7552 states to 7552 states and 10484 transitions. [2024-11-28 04:29:57,732 INFO L78 Accepts]: Start accepts. Automaton has 7552 states and 10484 transitions. Word has length 117 [2024-11-28 04:29:57,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:29:57,733 INFO L471 AbstractCegarLoop]: Abstraction has 7552 states and 10484 transitions. [2024-11-28 04:29:57,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:29:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 7552 states and 10484 transitions. [2024-11-28 04:29:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-28 04:29:57,739 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:29:57,740 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:29:57,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:29:57,740 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:29:57,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:29:57,744 INFO L85 PathProgramCache]: Analyzing trace with hash -278666666, now seen corresponding path program 1 times [2024-11-28 04:29:57,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:29:57,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219596550] [2024-11-28 04:29:57,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:29:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:02,645 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:30:02,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:02,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219596550] [2024-11-28 04:30:02,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219596550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:02,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:02,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:30:02,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40179299] [2024-11-28 04:30:02,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:02,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:30:02,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:02,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:30:02,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:30:02,651 INFO L87 Difference]: Start difference. First operand 7552 states and 10484 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:30:06,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:30:08,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:08,711 INFO L93 Difference]: Finished difference Result 14881 states and 20711 transitions. [2024-11-28 04:30:08,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:30:08,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 128 [2024-11-28 04:30:08,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:08,781 INFO L225 Difference]: With dead ends: 14881 [2024-11-28 04:30:08,781 INFO L226 Difference]: Without dead ends: 7350 [2024-11-28 04:30:08,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:30:08,830 INFO L435 NwaCegarLoop]: 3577 mSDtfsCounter, 2053 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 6326 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:08,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2053 Valid, 6326 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 04:30:08,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2024-11-28 04:30:09,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 7331. [2024-11-28 04:30:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7331 states, 5423 states have (on average 1.3085008297990042) internal successors, (7096), 5524 states have internal predecessors, (7096), 1548 states have call successors, (1548), 361 states have call predecessors, (1548), 357 states have return successors, (1545), 1522 states have call predecessors, (1545), 1544 states have call successors, (1545) [2024-11-28 04:30:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7331 states to 7331 states and 10189 transitions. [2024-11-28 04:30:09,390 INFO L78 Accepts]: Start accepts. Automaton has 7331 states and 10189 transitions. Word has length 128 [2024-11-28 04:30:09,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:09,391 INFO L471 AbstractCegarLoop]: Abstraction has 7331 states and 10189 transitions. [2024-11-28 04:30:09,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:30:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 7331 states and 10189 transitions. [2024-11-28 04:30:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-28 04:30:09,402 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:09,402 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 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] [2024-11-28 04:30:09,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:30:09,402 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:09,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:09,403 INFO L85 PathProgramCache]: Analyzing trace with hash 2109918089, now seen corresponding path program 1 times [2024-11-28 04:30:09,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:09,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864167343] [2024-11-28 04:30:09,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:09,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-28 04:30:14,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:14,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864167343] [2024-11-28 04:30:14,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864167343] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:14,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:14,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:30:14,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215227199] [2024-11-28 04:30:14,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:14,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:30:14,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:14,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:30:14,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:30:14,633 INFO L87 Difference]: Start difference. First operand 7331 states and 10189 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 04:30:18,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:30:19,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:19,778 INFO L93 Difference]: Finished difference Result 19772 states and 27478 transitions. [2024-11-28 04:30:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:30:19,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 172 [2024-11-28 04:30:19,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:19,904 INFO L225 Difference]: With dead ends: 19772 [2024-11-28 04:30:19,904 INFO L226 Difference]: Without dead ends: 13424 [2024-11-28 04:30:19,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:30:19,941 INFO L435 NwaCegarLoop]: 4160 mSDtfsCounter, 2691 mSDsluCounter, 2792 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2691 SdHoareTripleChecker+Valid, 6952 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:19,942 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2691 Valid, 6952 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 04:30:19,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13424 states. [2024-11-28 04:30:20,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13424 to 13420. [2024-11-28 04:30:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13420 states, 9938 states have (on average 1.3079090360233447) internal successors, (12998), 10115 states have internal predecessors, (12998), 2824 states have call successors, (2824), 660 states have call predecessors, (2824), 655 states have return successors, (2822), 2789 states have call predecessors, (2822), 2820 states have call successors, (2822) [2024-11-28 04:30:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13420 states to 13420 states and 18644 transitions. [2024-11-28 04:30:20,621 INFO L78 Accepts]: Start accepts. Automaton has 13420 states and 18644 transitions. Word has length 172 [2024-11-28 04:30:20,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:20,622 INFO L471 AbstractCegarLoop]: Abstraction has 13420 states and 18644 transitions. [2024-11-28 04:30:20,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 04:30:20,623 INFO L276 IsEmpty]: Start isEmpty. Operand 13420 states and 18644 transitions. [2024-11-28 04:30:20,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-28 04:30:20,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:20,718 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 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] [2024-11-28 04:30:20,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:30:20,722 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:20,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:20,728 INFO L85 PathProgramCache]: Analyzing trace with hash -2044500597, now seen corresponding path program 1 times [2024-11-28 04:30:20,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:20,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89689532] [2024-11-28 04:30:20,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:20,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:27,322 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-28 04:30:27,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:27,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89689532] [2024-11-28 04:30:27,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89689532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:27,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:27,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:30:27,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590905853] [2024-11-28 04:30:27,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:27,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:30:27,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:27,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:30:27,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:30:27,326 INFO L87 Difference]: Start difference. First operand 13420 states and 18644 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:30:28,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:28,151 INFO L93 Difference]: Finished difference Result 13426 states and 18649 transitions. [2024-11-28 04:30:28,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:30:28,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 172 [2024-11-28 04:30:28,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:28,241 INFO L225 Difference]: With dead ends: 13426 [2024-11-28 04:30:28,241 INFO L226 Difference]: Without dead ends: 13424 [2024-11-28 04:30:28,252 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:30:28,253 INFO L435 NwaCegarLoop]: 2816 mSDtfsCounter, 2770 mSDsluCounter, 5627 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 8443 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:28,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2771 Valid, 8443 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:30:28,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13424 states. [2024-11-28 04:30:28,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13424 to 13424. [2024-11-28 04:30:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13424 states, 9941 states have (on average 1.307816115078966) internal successors, (13001), 10118 states have internal predecessors, (13001), 2824 states have call successors, (2824), 661 states have call predecessors, (2824), 656 states have return successors, (2822), 2789 states have call predecessors, (2822), 2820 states have call successors, (2822) [2024-11-28 04:30:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13424 states to 13424 states and 18647 transitions. [2024-11-28 04:30:28,994 INFO L78 Accepts]: Start accepts. Automaton has 13424 states and 18647 transitions. Word has length 172 [2024-11-28 04:30:28,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:28,995 INFO L471 AbstractCegarLoop]: Abstraction has 13424 states and 18647 transitions. [2024-11-28 04:30:28,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:30:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 13424 states and 18647 transitions. [2024-11-28 04:30:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 04:30:29,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:29,003 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 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] [2024-11-28 04:30:29,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:30:29,004 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:29,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:29,004 INFO L85 PathProgramCache]: Analyzing trace with hash 539836309, now seen corresponding path program 1 times [2024-11-28 04:30:29,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:29,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251539970] [2024-11-28 04:30:29,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:29,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-28 04:30:35,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:35,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251539970] [2024-11-28 04:30:35,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251539970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:35,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:35,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:30:35,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959994979] [2024-11-28 04:30:35,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:35,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:30:35,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:35,333 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:30:35,333 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:30:35,333 INFO L87 Difference]: Start difference. First operand 13424 states and 18647 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 04:30:36,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:36,261 INFO L93 Difference]: Finished difference Result 13430 states and 18652 transitions. [2024-11-28 04:30:36,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:30:36,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 177 [2024-11-28 04:30:36,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:36,340 INFO L225 Difference]: With dead ends: 13430 [2024-11-28 04:30:36,340 INFO L226 Difference]: Without dead ends: 13428 [2024-11-28 04:30:36,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:30:36,350 INFO L435 NwaCegarLoop]: 2819 mSDtfsCounter, 2766 mSDsluCounter, 5628 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2767 SdHoareTripleChecker+Valid, 8447 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:36,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2767 Valid, 8447 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:30:36,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13428 states. [2024-11-28 04:30:36,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13428 to 13428. [2024-11-28 04:30:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13428 states, 9944 states have (on average 1.3077232502011262) internal successors, (13004), 10121 states have internal predecessors, (13004), 2824 states have call successors, (2824), 662 states have call predecessors, (2824), 657 states have return successors, (2822), 2789 states have call predecessors, (2822), 2820 states have call successors, (2822) [2024-11-28 04:30:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13428 states to 13428 states and 18650 transitions. [2024-11-28 04:30:37,059 INFO L78 Accepts]: Start accepts. Automaton has 13428 states and 18650 transitions. Word has length 177 [2024-11-28 04:30:37,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:37,060 INFO L471 AbstractCegarLoop]: Abstraction has 13428 states and 18650 transitions. [2024-11-28 04:30:37,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 04:30:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 13428 states and 18650 transitions. [2024-11-28 04:30:37,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 04:30:37,067 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:37,068 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 2, 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] [2024-11-28 04:30:37,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:30:37,068 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:37,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:37,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1969828747, now seen corresponding path program 1 times [2024-11-28 04:30:37,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:37,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444389173] [2024-11-28 04:30:37,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:37,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-28 04:30:42,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:42,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444389173] [2024-11-28 04:30:42,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444389173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:42,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:42,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:30:42,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116080032] [2024-11-28 04:30:42,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:42,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:30:42,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:42,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:30:42,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:30:42,949 INFO L87 Difference]: Start difference. First operand 13428 states and 18650 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:30:43,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:43,944 INFO L93 Difference]: Finished difference Result 13434 states and 18655 transitions. [2024-11-28 04:30:43,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:30:43,945 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 182 [2024-11-28 04:30:43,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:44,022 INFO L225 Difference]: With dead ends: 13434 [2024-11-28 04:30:44,022 INFO L226 Difference]: Without dead ends: 13430 [2024-11-28 04:30:44,032 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:30:44,033 INFO L435 NwaCegarLoop]: 2818 mSDtfsCounter, 2737 mSDsluCounter, 5649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2738 SdHoareTripleChecker+Valid, 8467 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:44,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2738 Valid, 8467 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:30:44,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13430 states. [2024-11-28 04:30:44,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13430 to 13430. [2024-11-28 04:30:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13430 states, 9946 states have (on average 1.3075608284737583) internal successors, (13005), 10122 states have internal predecessors, (13005), 2824 states have call successors, (2824), 663 states have call predecessors, (2824), 657 states have return successors, (2822), 2789 states have call predecessors, (2822), 2820 states have call successors, (2822) [2024-11-28 04:30:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13430 states to 13430 states and 18651 transitions. [2024-11-28 04:30:44,748 INFO L78 Accepts]: Start accepts. Automaton has 13430 states and 18651 transitions. Word has length 182 [2024-11-28 04:30:44,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:44,750 INFO L471 AbstractCegarLoop]: Abstraction has 13430 states and 18651 transitions. [2024-11-28 04:30:44,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:30:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 13430 states and 18651 transitions. [2024-11-28 04:30:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 04:30:44,758 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:44,759 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 3, 3, 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] [2024-11-28 04:30:44,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:30:44,759 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:44,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:44,760 INFO L85 PathProgramCache]: Analyzing trace with hash 2056413461, now seen corresponding path program 1 times [2024-11-28 04:30:44,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:44,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235918561] [2024-11-28 04:30:44,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:44,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2024-11-28 04:30:50,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:50,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235918561] [2024-11-28 04:30:50,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235918561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:50,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:50,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:30:50,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400234636] [2024-11-28 04:30:50,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:50,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:30:50,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:50,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:30:50,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:30:50,623 INFO L87 Difference]: Start difference. First operand 13430 states and 18651 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:30:51,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:30:51,411 INFO L93 Difference]: Finished difference Result 13430 states and 18651 transitions. [2024-11-28 04:30:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:30:51,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 187 [2024-11-28 04:30:51,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:30:51,487 INFO L225 Difference]: With dead ends: 13430 [2024-11-28 04:30:51,487 INFO L226 Difference]: Without dead ends: 13359 [2024-11-28 04:30:51,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:30:51,499 INFO L435 NwaCegarLoop]: 2817 mSDtfsCounter, 2761 mSDsluCounter, 5626 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2761 SdHoareTripleChecker+Valid, 8443 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:30:51,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2761 Valid, 8443 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:30:51,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13359 states. [2024-11-28 04:30:52,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13359 to 13359. [2024-11-28 04:30:52,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13359 states, 9912 states have (on average 1.3074051654560128) internal successors, (12959), 10076 states have internal predecessors, (12959), 2793 states have call successors, (2793), 654 states have call predecessors, (2793), 652 states have return successors, (2795), 2773 states have call predecessors, (2795), 2793 states have call successors, (2795) [2024-11-28 04:30:52,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13359 states to 13359 states and 18547 transitions. [2024-11-28 04:30:52,282 INFO L78 Accepts]: Start accepts. Automaton has 13359 states and 18547 transitions. Word has length 187 [2024-11-28 04:30:52,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:30:52,283 INFO L471 AbstractCegarLoop]: Abstraction has 13359 states and 18547 transitions. [2024-11-28 04:30:52,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:30:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 13359 states and 18547 transitions. [2024-11-28 04:30:52,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 04:30:52,291 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:30:52,292 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:30:52,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:30:52,292 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:30:52,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:30:52,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1690465029, now seen corresponding path program 1 times [2024-11-28 04:30:52,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:30:52,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321157185] [2024-11-28 04:30:52,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:30:52,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:30:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:30:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-28 04:30:56,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:30:56,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321157185] [2024-11-28 04:30:56,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321157185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:30:56,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:30:56,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:30:56,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833281082] [2024-11-28 04:30:56,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:30:56,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:30:56,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:30:56,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:30:56,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:30:56,942 INFO L87 Difference]: Start difference. First operand 13359 states and 18547 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:31:01,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:02,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:02,849 INFO L93 Difference]: Finished difference Result 30633 states and 42573 transitions. [2024-11-28 04:31:02,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:31:02,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 192 [2024-11-28 04:31:02,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:02,959 INFO L225 Difference]: With dead ends: 30633 [2024-11-28 04:31:02,959 INFO L226 Difference]: Without dead ends: 18257 [2024-11-28 04:31:03,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:03,004 INFO L435 NwaCegarLoop]: 4760 mSDtfsCounter, 2020 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2020 SdHoareTripleChecker+Valid, 7473 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:03,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2020 Valid, 7473 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 04:31:03,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18257 states. [2024-11-28 04:31:04,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18257 to 18251. [2024-11-28 04:31:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18251 states, 13590 states have (on average 1.3097130242825608) internal successors, (17799), 13806 states have internal predecessors, (17799), 3769 states have call successors, (3769), 892 states have call predecessors, (3769), 890 states have return successors, (3771), 3747 states have call predecessors, (3771), 3769 states have call successors, (3771) [2024-11-28 04:31:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18251 states to 18251 states and 25339 transitions. [2024-11-28 04:31:04,497 INFO L78 Accepts]: Start accepts. Automaton has 18251 states and 25339 transitions. Word has length 192 [2024-11-28 04:31:04,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:04,497 INFO L471 AbstractCegarLoop]: Abstraction has 18251 states and 25339 transitions. [2024-11-28 04:31:04,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:31:04,498 INFO L276 IsEmpty]: Start isEmpty. Operand 18251 states and 25339 transitions. [2024-11-28 04:31:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:31:04,523 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:04,524 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:04,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:31:04,524 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:31:04,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:04,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1708817118, now seen corresponding path program 1 times [2024-11-28 04:31:04,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:04,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098650825] [2024-11-28 04:31:04,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:04,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 04:31:09,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:09,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098650825] [2024-11-28 04:31:09,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098650825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:09,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:09,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:31:09,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742789893] [2024-11-28 04:31:09,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:09,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:31:09,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:09,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:31:09,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:09,409 INFO L87 Difference]: Start difference. First operand 18251 states and 25339 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 04:31:13,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:15,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:15,318 INFO L93 Difference]: Finished difference Result 40385 states and 56097 transitions. [2024-11-28 04:31:15,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:31:15,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 266 [2024-11-28 04:31:15,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:15,445 INFO L225 Difference]: With dead ends: 40385 [2024-11-28 04:31:15,445 INFO L226 Difference]: Without dead ends: 23117 [2024-11-28 04:31:15,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:15,504 INFO L435 NwaCegarLoop]: 4787 mSDtfsCounter, 2014 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2014 SdHoareTripleChecker+Valid, 7507 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:15,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2014 Valid, 7507 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:31:15,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23117 states. [2024-11-28 04:31:16,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23117 to 23111. [2024-11-28 04:31:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23111 states, 17248 states have (on average 1.311398423005566) internal successors, (22619), 17516 states have internal predecessors, (22619), 4733 states have call successors, (4733), 1130 states have call predecessors, (4733), 1128 states have return successors, (4735), 4709 states have call predecessors, (4735), 4733 states have call successors, (4735) [2024-11-28 04:31:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23111 states to 23111 states and 32087 transitions. [2024-11-28 04:31:16,845 INFO L78 Accepts]: Start accepts. Automaton has 23111 states and 32087 transitions. Word has length 266 [2024-11-28 04:31:16,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:16,846 INFO L471 AbstractCegarLoop]: Abstraction has 23111 states and 32087 transitions. [2024-11-28 04:31:16,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 04:31:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 23111 states and 32087 transitions. [2024-11-28 04:31:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:31:16,866 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:16,867 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:16,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:31:16,867 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:31:16,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:16,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1049285596, now seen corresponding path program 1 times [2024-11-28 04:31:16,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:16,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844004381] [2024-11-28 04:31:16,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:21,402 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 04:31:21,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:21,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844004381] [2024-11-28 04:31:21,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844004381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:21,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:21,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:31:21,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162456961] [2024-11-28 04:31:21,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:21,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:31:21,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:21,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:31:21,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:21,406 INFO L87 Difference]: Start difference. First operand 23111 states and 32087 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 04:31:25,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:27,229 INFO L93 Difference]: Finished difference Result 50533 states and 70153 transitions. [2024-11-28 04:31:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:31:27,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 266 [2024-11-28 04:31:27,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:27,403 INFO L225 Difference]: With dead ends: 50533 [2024-11-28 04:31:27,403 INFO L226 Difference]: Without dead ends: 28405 [2024-11-28 04:31:27,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:27,481 INFO L435 NwaCegarLoop]: 4795 mSDtfsCounter, 2512 mSDsluCounter, 2247 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 7042 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:27,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2512 Valid, 7042 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:31:27,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28405 states. [2024-11-28 04:31:28,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28405 to 28399. [2024-11-28 04:31:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28399 states, 21210 states have (on average 1.3108439415370108) internal successors, (27803), 21534 states have internal predecessors, (27803), 5789 states have call successors, (5789), 1400 states have call predecessors, (5789), 1398 states have return successors, (5791), 5763 states have call predecessors, (5791), 5789 states have call successors, (5791) [2024-11-28 04:31:29,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28399 states to 28399 states and 39383 transitions. [2024-11-28 04:31:29,088 INFO L78 Accepts]: Start accepts. Automaton has 28399 states and 39383 transitions. Word has length 266 [2024-11-28 04:31:29,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:29,089 INFO L471 AbstractCegarLoop]: Abstraction has 28399 states and 39383 transitions. [2024-11-28 04:31:29,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 04:31:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 28399 states and 39383 transitions. [2024-11-28 04:31:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-28 04:31:29,123 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:29,123 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 10, 10, 10, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:29,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:31:29,124 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:31:29,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:29,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1302034486, now seen corresponding path program 1 times [2024-11-28 04:31:29,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:29,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874095853] [2024-11-28 04:31:29,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:29,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2024-11-28 04:31:34,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:34,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874095853] [2024-11-28 04:31:34,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874095853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:34,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:34,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:31:34,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518534838] [2024-11-28 04:31:34,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:34,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:31:34,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:34,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:31:34,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:34,372 INFO L87 Difference]: Start difference. First operand 28399 states and 39383 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:31:38,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:40,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:40,702 INFO L93 Difference]: Finished difference Result 60673 states and 84185 transitions. [2024-11-28 04:31:40,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:31:40,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 321 [2024-11-28 04:31:40,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:40,870 INFO L225 Difference]: With dead ends: 60673 [2024-11-28 04:31:40,870 INFO L226 Difference]: Without dead ends: 33257 [2024-11-28 04:31:40,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:40,940 INFO L435 NwaCegarLoop]: 4615 mSDtfsCounter, 2014 mSDsluCounter, 2719 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2014 SdHoareTripleChecker+Valid, 7334 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:40,940 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2014 Valid, 7334 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:31:40,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33257 states. [2024-11-28 04:31:42,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33257 to 33251. [2024-11-28 04:31:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33251 states, 24864 states have (on average 1.311896718146718) internal successors, (32619), 25240 states have internal predecessors, (32619), 6753 states have call successors, (6753), 1634 states have call predecessors, (6753), 1632 states have return successors, (6755), 6725 states have call predecessors, (6755), 6753 states have call successors, (6755) [2024-11-28 04:31:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33251 states to 33251 states and 46127 transitions. [2024-11-28 04:31:42,245 INFO L78 Accepts]: Start accepts. Automaton has 33251 states and 46127 transitions. Word has length 321 [2024-11-28 04:31:42,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:42,246 INFO L471 AbstractCegarLoop]: Abstraction has 33251 states and 46127 transitions. [2024-11-28 04:31:42,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:31:42,246 INFO L276 IsEmpty]: Start isEmpty. Operand 33251 states and 46127 transitions. [2024-11-28 04:31:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-28 04:31:42,271 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:42,272 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 10, 10, 10, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:42,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 04:31:42,272 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:31:42,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:42,273 INFO L85 PathProgramCache]: Analyzing trace with hash -642502964, now seen corresponding path program 1 times [2024-11-28 04:31:42,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:42,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372668361] [2024-11-28 04:31:42,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:42,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2024-11-28 04:31:47,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:47,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372668361] [2024-11-28 04:31:47,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372668361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:47,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:47,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:31:47,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674297662] [2024-11-28 04:31:47,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:47,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:31:47,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:47,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:31:47,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:47,261 INFO L87 Difference]: Start difference. First operand 33251 states and 46127 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:31:51,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:53,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:53,486 INFO L93 Difference]: Finished difference Result 70425 states and 97733 transitions. [2024-11-28 04:31:53,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:31:53,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 321 [2024-11-28 04:31:53,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:53,692 INFO L225 Difference]: With dead ends: 70425 [2024-11-28 04:31:53,693 INFO L226 Difference]: Without dead ends: 38157 [2024-11-28 04:31:53,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:31:53,801 INFO L435 NwaCegarLoop]: 4787 mSDtfsCounter, 2027 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2027 SdHoareTripleChecker+Valid, 7507 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:53,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2027 Valid, 7507 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:31:53,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38157 states. [2024-11-28 04:31:55,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38157 to 38151. [2024-11-28 04:31:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38151 states, 28558 states have (on average 1.3125218852860845) internal successors, (37483), 28986 states have internal predecessors, (37483), 7721 states have call successors, (7721), 1872 states have call predecessors, (7721), 1870 states have return successors, (7723), 7691 states have call predecessors, (7723), 7721 states have call successors, (7723) [2024-11-28 04:31:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38151 states to 38151 states and 52927 transitions. [2024-11-28 04:31:55,303 INFO L78 Accepts]: Start accepts. Automaton has 38151 states and 52927 transitions. Word has length 321 [2024-11-28 04:31:55,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:55,303 INFO L471 AbstractCegarLoop]: Abstraction has 38151 states and 52927 transitions. [2024-11-28 04:31:55,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:31:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 38151 states and 52927 transitions. [2024-11-28 04:31:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-11-28 04:31:55,336 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:55,337 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 11, 11, 11, 8, 8, 8, 8, 8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:55,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 04:31:55,337 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:31:55,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:55,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1045623000, now seen corresponding path program 1 times [2024-11-28 04:31:55,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:55,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086816019] [2024-11-28 04:31:55,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:55,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:32:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:32:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-11-28 04:32:00,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:32:00,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086816019] [2024-11-28 04:32:00,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086816019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:32:00,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:32:00,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:32:00,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406470352] [2024-11-28 04:32:00,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:32:00,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:32:00,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:32:00,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:32:00,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:32:00,840 INFO L87 Difference]: Start difference. First operand 38151 states and 52927 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-28 04:32:04,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []