./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX --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 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:19:01,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:19:01,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 19:19:01,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:19:01,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:19:02,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:19:02,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:19:02,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:19:02,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:19:02,018 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:19:02,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:19:02,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:19:02,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:19:02,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:19:02,023 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:19:02,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:19:02,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:19:02,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:19:02,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:19:02,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:19:02,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:19:02,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:19:02,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:19:02,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:19:02,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:19:02,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:19:02,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:19:02,032 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:19:02,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:19:02,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:19:02,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:19:02,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:19:02,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:19:02,033 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:19:02,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:19:02,034 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:19:02,034 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:19:02,034 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:19:02,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:19:02,035 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 [2024-11-08 19:19:02,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:19:02,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:19:02,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:19:02,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:19:02,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:19:02,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i Unable to find full path for "g++" [2024-11-08 19:19:04,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:19:05,223 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:19:05,224 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2024-11-08 19:19:05,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/data/b4ca80e58/679091e74dfd4830946fb89e325d0361/FLAG42f5d967d [2024-11-08 19:19:05,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/data/b4ca80e58/679091e74dfd4830946fb89e325d0361 [2024-11-08 19:19:05,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:19:05,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:19:05,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:19:05,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:19:05,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:19:05,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:19:05" (1/1) ... [2024-11-08 19:19:05,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8ec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:05, skipping insertion in model container [2024-11-08 19:19:05,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:19:05" (1/1) ... [2024-11-08 19:19:05,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:19:09,759 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2024-11-08 19:19:09,768 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2024-11-08 19:19:09,769 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2024-11-08 19:19:09,773 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2024-11-08 19:19:09,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:19:09,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:19:09,987 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"); [5228] [2024-11-08 19:19:09,989 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)); [5235] [2024-11-08 19:19:09,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5242] [2024-11-08 19:19:10,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5441] [2024-11-08 19:19:10,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5449] [2024-11-08 19:19:10,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5456] [2024-11-08 19:19:10,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5463] [2024-11-08 19:19:10,085 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [5648-5649] [2024-11-08 19:19:10,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5655] [2024-11-08 19:19:10,102 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (164), "i" (12UL)); [6075-6076] [2024-11-08 19:19:10,107 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (180), "i" (12UL)); [6104-6105] [2024-11-08 19:19:10,117 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (210), "i" (12UL)); [6144-6145] [2024-11-08 19:19:10,119 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (229), "i" (12UL)); [6171-6172] [2024-11-08 19:19:10,130 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (269), "i" (12UL)); [6248-6249] [2024-11-08 19:19:10,136 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (303), "i" (12UL)); [6318-6319] [2024-11-08 19:19:10,138 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (335), "i" (12UL)); [6389-6390] [2024-11-08 19:19:10,141 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (369), "i" (12UL)); [6460-6461] [2024-11-08 19:19:10,176 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (811), "i" (12UL)); [7126-7127] [2024-11-08 19:19:10,177 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (812), "i" (12UL)); [7138-7139] [2024-11-08 19:19:10,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8235] [2024-11-08 19:19:10,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8536] [2024-11-08 19:19:10,283 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2273), "i" (12UL)); [9304-9305] [2024-11-08 19:19:10,283 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2275), "i" (12UL)); [9318-9319] [2024-11-08 19:19:10,284 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2276), "i" (12UL)); [9330-9331] [2024-11-08 19:19:10,284 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 *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2277), "i" (12UL)); [9342-9343] [2024-11-08 19:19:10,493 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2024-11-08 19:19:10,493 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2024-11-08 19:19:10,494 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2024-11-08 19:19:10,495 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_09e053e6-39f1-4d0a-8a2a-feda9a10392d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2024-11-08 19:19:10,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:19:10,876 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:19:10,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10 WrapperNode [2024-11-08 19:19:10,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:19:10,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:19:10,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:19:10,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:19:10,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:11,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:11,343 INFO L138 Inliner]: procedures = 549, calls = 2157, calls flagged for inlining = 287, calls inlined = 262, statements flattened = 7364 [2024-11-08 19:19:11,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:19:11,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:19:11,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:19:11,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:19:11,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:11,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:11,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,225 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [8, 8, 1, 44, 2, 567, 4, 26]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [8, 8, 1, 0, 2, 15, 0, 0]. The 275 writes are split as follows [0, 0, 0, 0, 0, 249, 2, 24]. [2024-11-08 19:19:13,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:19:13,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:19:13,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:19:13,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:19:13,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (1/1) ... [2024-11-08 19:19:13,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:19:13,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:19:13,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:19:13,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e053e6-39f1-4d0a-8a2a-feda9a10392d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:19:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-08 19:19:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-08 19:19:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_94 [2024-11-08 19:19:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_94 [2024-11-08 19:19:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 19:19:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 19:19:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-08 19:19:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-08 19:19:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_76 [2024-11-08 19:19:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_76 [2024-11-08 19:19:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-08 19:19:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-08 19:19:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-08 19:19:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-08 19:19:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2024-11-08 19:19:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2024-11-08 19:19:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2024-11-08 19:19:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2024-11-08 19:19:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2024-11-08 19:19:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2024-11-08 19:19:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-08 19:19:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-08 19:19:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 19:19:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 19:19:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2024-11-08 19:19:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2024-11-08 19:19:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2024-11-08 19:19:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2024-11-08 19:19:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-08 19:19:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-08 19:19:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-08 19:19:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-08 19:19:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-08 19:19:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-08 19:19:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-08 19:19:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-08 19:19:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-08 19:19:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-08 19:19:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-08 19:19:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-08 19:19:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2024-11-08 19:19:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2024-11-08 19:19:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2024-11-08 19:19:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2024-11-08 19:19:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-08 19:19:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-08 19:19:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2024-11-08 19:19:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2024-11-08 19:19:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:19:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-08 19:19:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-08 19:19:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2024-11-08 19:19:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2024-11-08 19:19:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2024-11-08 19:19:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2024-11-08 19:19:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-08 19:19:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-08 19:19:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-08 19:19:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-08 19:19:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2024-11-08 19:19:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2024-11-08 19:19:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 19:19:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 19:19:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 19:19:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 19:19:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 19:19:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 19:19:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-08 19:19:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-08 19:19:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-08 19:19:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-08 19:19:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-08 19:19:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-08 19:19:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2024-11-08 19:19:13,767 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2024-11-08 19:19:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 19:19:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-08 19:19:13,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-08 19:19:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2024-11-08 19:19:13,770 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 19:19:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-08 19:19:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-08 19:19:13,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-08 19:19:13,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-08 19:19:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-08 19:19:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-08 19:19:13,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-08 19:19:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2024-11-08 19:19:13,776 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2024-11-08 19:19:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2024-11-08 19:19:13,778 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2024-11-08 19:19:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2024-11-08 19:19:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2024-11-08 19:19:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-08 19:19:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-08 19:19:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2024-11-08 19:19:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-08 19:19:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-08 19:19:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-08 19:19:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-08 19:19:13,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-08 19:19:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-08 19:19:13,781 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-08 19:19:13,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-08 19:19:13,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 19:19:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 19:19:13,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-08 19:19:13,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-08 19:19:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2024-11-08 19:19:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2024-11-08 19:19:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2024-11-08 19:19:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2024-11-08 19:19:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-08 19:19:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-08 19:19:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-08 19:19:13,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-08 19:19:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-08 19:19:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-08 19:19:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-08 19:19:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-08 19:19:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2024-11-08 19:19:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2024-11-08 19:19:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-08 19:19:13,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-08 19:19:13,788 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2024-11-08 19:19:13,788 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2024-11-08 19:19:13,788 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-08 19:19:13,788 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-08 19:19:13,788 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-08 19:19:13,788 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-08 19:19:13,789 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-08 19:19:13,789 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-08 19:19:13,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:19:13,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:19:13,789 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-08 19:19:13,789 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-08 19:19:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-08 19:19:13,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-08 19:19:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2024-11-08 19:19:13,790 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2024-11-08 19:19:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-08 19:19:13,790 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-08 19:19:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2024-11-08 19:19:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2024-11-08 19:19:13,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2024-11-08 19:19:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 19:19:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 19:19:13,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-08 19:19:13,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 19:19:13,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 19:19:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 19:19:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 19:19:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2024-11-08 19:19:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2024-11-08 19:19:13,794 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2024-11-08 19:19:13,794 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2024-11-08 19:19:13,795 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2024-11-08 19:19:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2024-11-08 19:19:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2024-11-08 19:19:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2024-11-08 19:19:13,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-08 19:19:13,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-08 19:19:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2024-11-08 19:19:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2024-11-08 19:19:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2024-11-08 19:19:13,797 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2024-11-08 19:19:13,797 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2024-11-08 19:19:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2024-11-08 19:19:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2024-11-08 19:19:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2024-11-08 19:19:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_93 [2024-11-08 19:19:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_93 [2024-11-08 19:19:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2024-11-08 19:19:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2024-11-08 19:19:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-08 19:19:13,799 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 19:19:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 19:19:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-08 19:19:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-08 19:19:13,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 19:19:13,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 19:19:13,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 19:19:13,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 19:19:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 19:19:13,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 19:19:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-08 19:19:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-08 19:19:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-08 19:19:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-08 19:19:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-08 19:19:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-08 19:19:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2024-11-08 19:19:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2024-11-08 19:19:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:19:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-08 19:19:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 19:19:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2024-11-08 19:19:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2024-11-08 19:19:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2024-11-08 19:19:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2024-11-08 19:19:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-08 19:19:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 19:19:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-08 19:19:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-08 19:19:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2024-11-08 19:19:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-08 19:19:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2024-11-08 19:19:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2024-11-08 19:19:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-08 19:19:13,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-08 19:19:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-08 19:19:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2024-11-08 19:19:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2024-11-08 19:19:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2024-11-08 19:19:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2024-11-08 19:19:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-08 19:19:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-08 19:19:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2024-11-08 19:19:13,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2024-11-08 19:19:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-08 19:19:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-08 19:19:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-08 19:19:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-08 19:19:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-08 19:19:13,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-08 19:19:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-08 19:19:13,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-08 19:19:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2024-11-08 19:19:13,817 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2024-11-08 19:19:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 19:19:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 19:19:13,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 19:19:13,818 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2024-11-08 19:19:13,819 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2024-11-08 19:19:13,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 19:19:13,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 19:19:13,819 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-08 19:19:13,819 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-08 19:19:13,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2024-11-08 19:19:13,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2024-11-08 19:19:13,820 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2024-11-08 19:19:13,820 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2024-11-08 19:19:13,820 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2024-11-08 19:19:13,820 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2024-11-08 19:19:13,820 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2024-11-08 19:19:13,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2024-11-08 19:19:13,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2024-11-08 19:19:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2024-11-08 19:19:13,821 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2024-11-08 19:19:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2024-11-08 19:19:13,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-08 19:19:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-08 19:19:13,821 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2024-11-08 19:19:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2024-11-08 19:19:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-11-08 19:19:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-11-08 19:19:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-08 19:19:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-08 19:19:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:19:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 19:19:13,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 19:19:13,823 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-11-08 19:19:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-11-08 19:19:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-08 19:19:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-08 19:19:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-08 19:19:13,825 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-08 19:19:15,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:19:15,210 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:19:15,301 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 19:19:30,870 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-08 19:19:33,010 INFO L? ?]: Removed 2969 outVars from TransFormulas that were not future-live. [2024-11-08 19:19:33,010 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:19:33,099 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:19:33,099 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 19:19:33,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:19:33 BoogieIcfgContainer [2024-11-08 19:19:33,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:19:33,106 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:19:33,106 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:19:33,113 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:19:33,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:19:05" (1/3) ... [2024-11-08 19:19:33,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d54b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:19:33, skipping insertion in model container [2024-11-08 19:19:33,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:19:10" (2/3) ... [2024-11-08 19:19:33,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d54b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:19:33, skipping insertion in model container [2024-11-08 19:19:33,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:19:33" (3/3) ... [2024-11-08 19:19:33,119 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2024-11-08 19:19:33,150 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:19:33,150 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-08 19:19:33,371 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:19:33,383 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;@7b386bfa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:19:33,384 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-08 19:19:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 3080 states, 2171 states have (on average 1.3146015660985721) internal successors, (2854), 2202 states have internal predecessors, (2854), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-08 19:19:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 19:19:33,450 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:19:33,451 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:19:33,451 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:19:33,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:19:33,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1720645666, now seen corresponding path program 1 times [2024-11-08 19:19:33,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:19:33,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189593891] [2024-11-08 19:19:33,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:19:33,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:19:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:19:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:19:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:19:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:19:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:19:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:19:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:19:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:19:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:19:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:19:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:19:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:39,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:19:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:19:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:19:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:19:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:19:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:19:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:19:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:19:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:19:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:19:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-08 19:19:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:19:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-08 19:19:40,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:19:40,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189593891] [2024-11-08 19:19:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189593891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:19:40,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:19:40,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:19:40,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062290868] [2024-11-08 19:19:40,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:19:40,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:19:40,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:19:40,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:19:40,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:19:40,405 INFO L87 Difference]: Start difference. First operand has 3080 states, 2171 states have (on average 1.3146015660985721) internal successors, (2854), 2202 states have internal predecessors, (2854), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:19:44,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:19:48,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:20:13,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:20:13,018 INFO L93 Difference]: Finished difference Result 9432 states and 14218 transitions. [2024-11-08 19:20:13,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:20:13,022 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2024-11-08 19:20:13,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:20:13,103 INFO L225 Difference]: With dead ends: 9432 [2024-11-08 19:20:13,103 INFO L226 Difference]: Without dead ends: 6382 [2024-11-08 19:20:13,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:20:13,154 INFO L432 NwaCegarLoop]: 3032 mSDtfsCounter, 6145 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 3583 mSolverCounterSat, 2226 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6838 SdHoareTripleChecker+Valid, 7436 SdHoareTripleChecker+Invalid, 5811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2226 IncrementalHoareTripleChecker+Valid, 3583 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:20:13,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6838 Valid, 7436 Invalid, 5811 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2226 Valid, 3583 Invalid, 2 Unknown, 0 Unchecked, 31.6s Time] [2024-11-08 19:20:13,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6382 states. [2024-11-08 19:20:13,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6382 to 5982. [2024-11-08 19:20:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5982 states, 4241 states have (on average 1.295449186512615) internal successors, (5494), 4302 states have internal predecessors, (5494), 1492 states have call successors, (1492), 247 states have call predecessors, (1492), 246 states have return successors, (1488), 1470 states have call predecessors, (1488), 1488 states have call successors, (1488) [2024-11-08 19:20:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5982 states to 5982 states and 8474 transitions. [2024-11-08 19:20:13,791 INFO L78 Accepts]: Start accepts. Automaton has 5982 states and 8474 transitions. Word has length 237 [2024-11-08 19:20:13,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:20:13,797 INFO L471 AbstractCegarLoop]: Abstraction has 5982 states and 8474 transitions. [2024-11-08 19:20:13,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:20:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 5982 states and 8474 transitions. [2024-11-08 19:20:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-08 19:20:13,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:20:13,813 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:20:13,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:20:13,814 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:20:13,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:20:13,815 INFO L85 PathProgramCache]: Analyzing trace with hash -509011874, now seen corresponding path program 1 times [2024-11-08 19:20:13,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:20:13,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447182727] [2024-11-08 19:20:13,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:20:13,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:20:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:20:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:20:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:20:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:20:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:20:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:20:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:20:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:20:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:20:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:20:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:20:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:20:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:20:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:20:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:20:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:20:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:20:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:20:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:20:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:18,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:20:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:19,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-08 19:20:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-08 19:20:19,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:20:19,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447182727] [2024-11-08 19:20:19,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447182727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:20:19,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:20:19,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:20:19,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007301929] [2024-11-08 19:20:19,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:20:19,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:20:19,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:20:19,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:20:19,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:20:19,034 INFO L87 Difference]: Start difference. First operand 5982 states and 8474 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:20:23,087 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 [] [2024-11-08 19:20:27,148 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 [] [2024-11-08 19:20:53,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:20:53,046 INFO L93 Difference]: Finished difference Result 18526 states and 26541 transitions. [2024-11-08 19:20:53,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:20:53,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 241 [2024-11-08 19:20:53,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:20:53,153 INFO L225 Difference]: With dead ends: 18526 [2024-11-08 19:20:53,153 INFO L226 Difference]: Without dead ends: 12587 [2024-11-08 19:20:53,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:20:53,203 INFO L432 NwaCegarLoop]: 3497 mSDtfsCounter, 6114 mSDsluCounter, 4710 mSDsCounter, 0 mSdLazyCounter, 3689 mSolverCounterSat, 2173 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6785 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 5864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2173 IncrementalHoareTripleChecker+Valid, 3689 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:20:53,204 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6785 Valid, 8207 Invalid, 5864 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2173 Valid, 3689 Invalid, 2 Unknown, 0 Unchecked, 33.0s Time] [2024-11-08 19:20:53,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12587 states. [2024-11-08 19:20:54,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12587 to 11993. [2024-11-08 19:20:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11993 states, 8516 states have (on average 1.2953264443400658) internal successors, (11031), 8648 states have internal predecessors, (11031), 2963 states have call successors, (2963), 492 states have call predecessors, (2963), 511 states have return successors, (3226), 2928 states have call predecessors, (3226), 2959 states have call successors, (3226) [2024-11-08 19:20:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11993 states to 11993 states and 17220 transitions. [2024-11-08 19:20:54,366 INFO L78 Accepts]: Start accepts. Automaton has 11993 states and 17220 transitions. Word has length 241 [2024-11-08 19:20:54,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:20:54,368 INFO L471 AbstractCegarLoop]: Abstraction has 11993 states and 17220 transitions. [2024-11-08 19:20:54,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:20:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11993 states and 17220 transitions. [2024-11-08 19:20:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 19:20:54,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:20:54,378 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:20:54,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:20:54,378 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:20:54,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:20:54,379 INFO L85 PathProgramCache]: Analyzing trace with hash 655944052, now seen corresponding path program 1 times [2024-11-08 19:20:54,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:20:54,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981019254] [2024-11-08 19:20:54,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:20:54,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:20:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:20:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:20:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:20:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:20:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:20:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:20:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:20:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:20:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:20:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:20:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:20:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:20:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:20:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:20:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:20:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:20:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:20:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:20:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:20:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:20:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 19:20:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-08 19:20:58,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:20:58,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981019254] [2024-11-08 19:20:58,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981019254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:20:58,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:20:58,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:20:58,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537539192] [2024-11-08 19:20:58,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:20:58,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:20:58,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:20:58,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:20:58,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:20:58,489 INFO L87 Difference]: Start difference. First operand 11993 states and 17220 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:21:02,541 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 [] [2024-11-08 19:21:06,596 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 [] [2024-11-08 19:21:31,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:21:31,377 INFO L93 Difference]: Finished difference Result 35591 states and 51040 transitions. [2024-11-08 19:21:31,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:21:31,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2024-11-08 19:21:31,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:21:31,554 INFO L225 Difference]: With dead ends: 35591 [2024-11-08 19:21:31,554 INFO L226 Difference]: Without dead ends: 23641 [2024-11-08 19:21:31,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:21:31,634 INFO L432 NwaCegarLoop]: 3922 mSDtfsCounter, 5452 mSDsluCounter, 4859 mSDsCounter, 0 mSdLazyCounter, 4190 mSolverCounterSat, 1820 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6124 SdHoareTripleChecker+Valid, 8781 SdHoareTripleChecker+Invalid, 6012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1820 IncrementalHoareTripleChecker+Valid, 4190 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:21:31,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6124 Valid, 8781 Invalid, 6012 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1820 Valid, 4190 Invalid, 2 Unknown, 0 Unchecked, 31.7s Time] [2024-11-08 19:21:31,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23641 states. [2024-11-08 19:21:32,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23641 to 22639. [2024-11-08 19:21:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22639 states, 16032 states have (on average 1.2914795409181636) internal successors, (20705), 16286 states have internal predecessors, (20705), 5613 states have call successors, (5613), 960 states have call predecessors, (5613), 991 states have return successors, (5948), 5538 states have call predecessors, (5948), 5609 states have call successors, (5948) [2024-11-08 19:21:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22639 states to 22639 states and 32266 transitions. [2024-11-08 19:21:33,218 INFO L78 Accepts]: Start accepts. Automaton has 22639 states and 32266 transitions. Word has length 248 [2024-11-08 19:21:33,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:21:33,219 INFO L471 AbstractCegarLoop]: Abstraction has 22639 states and 32266 transitions. [2024-11-08 19:21:33,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:21:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 22639 states and 32266 transitions. [2024-11-08 19:21:33,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 19:21:33,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:21:33,228 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:21:33,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:21:33,228 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:21:33,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:21:33,228 INFO L85 PathProgramCache]: Analyzing trace with hash 866401126, now seen corresponding path program 1 times [2024-11-08 19:21:33,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:21:33,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493959599] [2024-11-08 19:21:33,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:21:33,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:21:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:21:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:21:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:21:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:21:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:21:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:21:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:21:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:21:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:21:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:21:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:21:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:21:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:21:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:21:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:21:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:36,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:21:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:21:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:21:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:21:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:21:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:21:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 19:21:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:21:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-08 19:21:37,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:21:37,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493959599] [2024-11-08 19:21:37,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493959599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:21:37,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:21:37,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:21:37,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288251800] [2024-11-08 19:21:37,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:21:37,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:21:37,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:21:37,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:21:37,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:21:37,102 INFO L87 Difference]: Start difference. First operand 22639 states and 32266 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:21:41,152 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 [] [2024-11-08 19:21:45,191 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 [] [2024-11-08 19:22:08,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:22:08,558 INFO L93 Difference]: Finished difference Result 65499 states and 93712 transitions. [2024-11-08 19:22:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:22:08,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2024-11-08 19:22:08,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:22:08,835 INFO L225 Difference]: With dead ends: 65499 [2024-11-08 19:22:08,836 INFO L226 Difference]: Without dead ends: 42903 [2024-11-08 19:22:08,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:22:08,957 INFO L432 NwaCegarLoop]: 3165 mSDtfsCounter, 5568 mSDsluCounter, 4448 mSDsCounter, 0 mSdLazyCounter, 3685 mSolverCounterSat, 2121 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6176 SdHoareTripleChecker+Valid, 7613 SdHoareTripleChecker+Invalid, 5808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2121 IncrementalHoareTripleChecker+Valid, 3685 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:22:08,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6176 Valid, 7613 Invalid, 5808 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2121 Valid, 3685 Invalid, 2 Unknown, 0 Unchecked, 29.6s Time] [2024-11-08 19:22:09,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42903 states. [2024-11-08 19:22:11,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42903 to 41165. [2024-11-08 19:22:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41165 states, 28960 states have (on average 1.2889157458563536) internal successors, (37327), 29448 states have internal predecessors, (37327), 10307 states have call successors, (10307), 1844 states have call predecessors, (10307), 1895 states have return successors, (11230), 10128 states have call predecessors, (11230), 10303 states have call successors, (11230) [2024-11-08 19:22:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41165 states to 41165 states and 58864 transitions. [2024-11-08 19:22:12,654 INFO L78 Accepts]: Start accepts. Automaton has 41165 states and 58864 transitions. Word has length 248 [2024-11-08 19:22:12,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:22:12,655 INFO L471 AbstractCegarLoop]: Abstraction has 41165 states and 58864 transitions. [2024-11-08 19:22:12,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-08 19:22:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 41165 states and 58864 transitions. [2024-11-08 19:22:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-08 19:22:12,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:22:12,662 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2024-11-08 19:22:12,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 19:22:12,662 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:22:12,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:22:12,663 INFO L85 PathProgramCache]: Analyzing trace with hash 428924238, now seen corresponding path program 1 times [2024-11-08 19:22:12,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:22:12,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076988150] [2024-11-08 19:22:12,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:22:12,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:22:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:22:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:22:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:22:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:22:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:22:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:22:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:22:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:22:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:22:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:22:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:22:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:22:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:16,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:22:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:22:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:22:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:22:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:22:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:22:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:22:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:22:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 19:22:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 19:22:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:22:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2024-11-08 19:22:17,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:22:17,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076988150] [2024-11-08 19:22:17,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076988150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:22:17,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:22:17,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:22:17,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034728838] [2024-11-08 19:22:17,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:22:17,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:22:17,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:22:17,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:22:17,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:22:17,225 INFO L87 Difference]: Start difference. First operand 41165 states and 58864 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-08 19:22:21,271 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 [] [2024-11-08 19:22:25,309 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 [] [2024-11-08 19:22:50,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:22:50,227 INFO L93 Difference]: Finished difference Result 105177 states and 150502 transitions. [2024-11-08 19:22:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:22:50,227 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 262 [2024-11-08 19:22:50,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:22:50,653 INFO L225 Difference]: With dead ends: 105177 [2024-11-08 19:22:50,653 INFO L226 Difference]: Without dead ends: 64055 [2024-11-08 19:22:50,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:22:50,884 INFO L432 NwaCegarLoop]: 3019 mSDtfsCounter, 6067 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 3651 mSolverCounterSat, 2244 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6762 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 5897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2244 IncrementalHoareTripleChecker+Valid, 3651 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.9s IncrementalHoareTripleChecker+Time [2024-11-08 19:22:50,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6762 Valid, 7431 Invalid, 5897 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2244 Valid, 3651 Invalid, 2 Unknown, 0 Unchecked, 29.9s Time] [2024-11-08 19:22:50,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64055 states. [2024-11-08 19:22:54,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64055 to 61469. [2024-11-08 19:22:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61469 states, 43253 states have (on average 1.28700899359582) internal successors, (55667), 44012 states have internal predecessors, (55667), 15343 states have call successors, (15343), 2793 states have call predecessors, (15343), 2870 states have return successors, (16720), 15047 states have call predecessors, (16720), 15339 states have call successors, (16720) [2024-11-08 19:22:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61469 states to 61469 states and 87730 transitions. [2024-11-08 19:22:55,343 INFO L78 Accepts]: Start accepts. Automaton has 61469 states and 87730 transitions. Word has length 262 [2024-11-08 19:22:55,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:22:55,344 INFO L471 AbstractCegarLoop]: Abstraction has 61469 states and 87730 transitions. [2024-11-08 19:22:55,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-08 19:22:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 61469 states and 87730 transitions. [2024-11-08 19:22:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-08 19:22:55,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:22:55,352 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2024-11-08 19:22:55,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 19:22:55,353 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:22:55,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:22:55,354 INFO L85 PathProgramCache]: Analyzing trace with hash 421400152, now seen corresponding path program 1 times [2024-11-08 19:22:55,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:22:55,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39068410] [2024-11-08 19:22:55,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:22:55,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:22:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:22:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:22:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:22:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:22:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:22:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:22:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:22:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:22:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:22:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:22:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:22:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:22:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:22:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:22:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:22:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:22:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:22:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:22:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:22:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:22:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 19:22:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:22:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 19:22:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 19:22:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:22:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2024-11-08 19:22:59,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:22:59,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39068410] [2024-11-08 19:22:59,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39068410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:22:59,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:22:59,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:22:59,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493075081] [2024-11-08 19:22:59,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:22:59,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:22:59,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:22:59,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:22:59,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:22:59,766 INFO L87 Difference]: Start difference. First operand 61469 states and 87730 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-08 19:23:03,825 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 [] [2024-11-08 19:23:07,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:35,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:23:35,525 INFO L93 Difference]: Finished difference Result 167593 states and 239472 transitions. [2024-11-08 19:23:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:23:35,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 264 [2024-11-08 19:23:35,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:23:36,507 INFO L225 Difference]: With dead ends: 167593 [2024-11-08 19:23:36,507 INFO L226 Difference]: Without dead ends: 106167 [2024-11-08 19:23:36,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:23:36,901 INFO L432 NwaCegarLoop]: 3075 mSDtfsCounter, 5982 mSDsluCounter, 4448 mSDsCounter, 0 mSdLazyCounter, 3769 mSolverCounterSat, 2203 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6677 SdHoareTripleChecker+Valid, 7523 SdHoareTripleChecker+Invalid, 5974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2203 IncrementalHoareTripleChecker+Valid, 3769 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:23:36,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6677 Valid, 7523 Invalid, 5974 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2203 Valid, 3769 Invalid, 2 Unknown, 0 Unchecked, 30.7s Time] [2024-11-08 19:23:36,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106167 states. [2024-11-08 19:23:42,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106167 to 101869. [2024-11-08 19:23:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101869 states, 71663 states have (on average 1.2855029792221928) internal successors, (92123), 72964 states have internal predecessors, (92123), 25399 states have call successors, (25399), 4675 states have call predecessors, (25399), 4804 states have return successors, (27684), 24869 states have call predecessors, (27684), 25395 states have call successors, (27684) [2024-11-08 19:23:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101869 states to 101869 states and 145206 transitions. [2024-11-08 19:23:43,502 INFO L78 Accepts]: Start accepts. Automaton has 101869 states and 145206 transitions. Word has length 264 [2024-11-08 19:23:43,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:23:43,503 INFO L471 AbstractCegarLoop]: Abstraction has 101869 states and 145206 transitions. [2024-11-08 19:23:43,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-08 19:23:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 101869 states and 145206 transitions. [2024-11-08 19:23:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-08 19:23:43,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:23:43,512 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2024-11-08 19:23:43,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 19:23:43,512 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:23:43,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:23:43,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1138451982, now seen corresponding path program 1 times [2024-11-08 19:23:43,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:23:43,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043399174] [2024-11-08 19:23:43,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:23:43,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:23:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:23:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:23:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:23:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:23:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:23:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:23:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:23:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:23:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:23:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:23:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:23:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:23:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:23:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:23:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:23:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:23:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:23:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:23:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:23:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:23:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-08 19:23:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-08 19:23:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 19:23:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2024-11-08 19:23:47,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:23:47,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043399174] [2024-11-08 19:23:47,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043399174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:23:47,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:23:47,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:23:47,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420688764] [2024-11-08 19:23:47,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:23:47,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:23:47,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:23:47,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:23:47,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:23:47,868 INFO L87 Difference]: Start difference. First operand 101869 states and 145206 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-08 19:23:51,915 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 [] [2024-11-08 19:23:55,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:24:29,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:24:29,486 INFO L93 Difference]: Finished difference Result 250162 states and 357133 transitions. [2024-11-08 19:24:29,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:24:29,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 272 [2024-11-08 19:24:29,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:24:30,445 INFO L225 Difference]: With dead ends: 250162 [2024-11-08 19:24:30,445 INFO L226 Difference]: Without dead ends: 148336 [2024-11-08 19:24:31,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:24:31,156 INFO L432 NwaCegarLoop]: 5002 mSDtfsCounter, 4985 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 5016 mSolverCounterSat, 1483 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5672 SdHoareTripleChecker+Valid, 10392 SdHoareTripleChecker+Invalid, 6501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1483 IncrementalHoareTripleChecker+Valid, 5016 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.8s IncrementalHoareTripleChecker+Time [2024-11-08 19:24:31,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5672 Valid, 10392 Invalid, 6501 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1483 Valid, 5016 Invalid, 2 Unknown, 0 Unchecked, 35.8s Time] [2024-11-08 19:24:31,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148336 states. [2024-11-08 19:24:36,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148336 to 141720. [2024-11-08 19:24:36,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141720 states, 100357 states have (on average 1.2867861733611008) internal successors, (129138), 102195 states have internal predecessors, (129138), 34597 states have call successors, (34597), 6624 states have call predecessors, (34597), 6763 states have return successors, (37884), 33756 states have call predecessors, (37884), 34593 states have call successors, (37884) [2024-11-08 19:24:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141720 states to 141720 states and 201619 transitions. [2024-11-08 19:24:38,184 INFO L78 Accepts]: Start accepts. Automaton has 141720 states and 201619 transitions. Word has length 272 [2024-11-08 19:24:38,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:24:38,185 INFO L471 AbstractCegarLoop]: Abstraction has 141720 states and 201619 transitions. [2024-11-08 19:24:38,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-08 19:24:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 141720 states and 201619 transitions. [2024-11-08 19:24:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2024-11-08 19:24:38,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:24:38,191 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:24:38,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 19:24:38,191 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-08 19:24:38,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:24:38,192 INFO L85 PathProgramCache]: Analyzing trace with hash 378913881, now seen corresponding path program 1 times [2024-11-08 19:24:38,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:24:38,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955291962] [2024-11-08 19:24:38,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:24:38,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:24:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 19:24:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-08 19:24:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 19:24:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 19:24:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:24:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 19:24:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 19:24:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:24:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:41,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 19:24:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 19:24:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 19:24:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 19:24:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:24:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:24:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 19:24:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 19:24:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 19:24:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 19:24:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-08 19:24:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 19:24:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 19:24:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 19:24:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 19:24:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-08 19:24:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:24:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 19:24:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-08 19:24:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 19:24:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:24:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2024-11-08 19:24:42,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:24:42,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955291962] [2024-11-08 19:24:42,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955291962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:24:42,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:24:42,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:24:42,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205739017] [2024-11-08 19:24:42,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:24:42,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:24:42,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:24:42,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:24:42,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:24:42,273 INFO L87 Difference]: Start difference. First operand 141720 states and 201619 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-08 19:24:46,345 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 [] [2024-11-08 19:24:50,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:28,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:25:28,613 INFO L93 Difference]: Finished difference Result 434314 states and 619398 transitions. [2024-11-08 19:25:28,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 19:25:28,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2024-11-08 19:25:28,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:25:30,285 INFO L225 Difference]: With dead ends: 434314 [2024-11-08 19:25:30,285 INFO L226 Difference]: Without dead ends: 292726 [2024-11-08 19:25:31,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:25:31,431 INFO L432 NwaCegarLoop]: 5760 mSDtfsCounter, 5135 mSDsluCounter, 6082 mSDsCounter, 0 mSdLazyCounter, 4912 mSolverCounterSat, 1365 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5824 SdHoareTripleChecker+Valid, 11842 SdHoareTripleChecker+Invalid, 6279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1365 IncrementalHoareTripleChecker+Valid, 4912 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:25:31,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5824 Valid, 11842 Invalid, 6279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1365 Valid, 4912 Invalid, 2 Unknown, 0 Unchecked, 34.5s Time] [2024-11-08 19:25:31,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292726 states.