./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC --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 91a007b61a97ee1cb499d7cca06ff303fb1eeae4898a69f410dad9bd63784e1b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:27:49,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:27:49,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 00:27:49,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:27:49,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:27:49,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:27:49,436 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:27:49,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:27:49,437 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:27:49,437 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:27:49,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:27:49,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:27:49,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:27:49,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:27:49,440 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:27:49,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:27:49,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:27:49,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:27:49,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:27:49,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:27:49,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:27:49,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:27:49,443 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:27:49,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:27:49,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:27:49,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:27:49,444 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:27:49,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:27:49,445 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:27:49,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:27:49,446 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:27:49,446 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:27:49,447 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:27:49,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:27:49,447 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC 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 -> 91a007b61a97ee1cb499d7cca06ff303fb1eeae4898a69f410dad9bd63784e1b [2024-11-24 00:27:49,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:27:49,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:27:49,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:27:49,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:27:49,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:27:49,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-24 00:27:53,656 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/data/83734600e/5a92cfcfbfcb4c37a32b7e191f591125/FLAG936899f17 [2024-11-24 00:27:54,692 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:27:54,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-24 00:27:54,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/data/83734600e/5a92cfcfbfcb4c37a32b7e191f591125/FLAG936899f17 [2024-11-24 00:27:54,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/data/83734600e/5a92cfcfbfcb4c37a32b7e191f591125 [2024-11-24 00:27:54,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:27:54,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:27:54,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:27:54,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:27:54,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:27:54,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:27:54" (1/1) ... [2024-11-24 00:27:54,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0f1f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:27:54, skipping insertion in model container [2024-11-24 00:27:54,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:27:54" (1/1) ... [2024-11-24 00:27:54,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:27:58,742 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_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i[465063,465076] [2024-11-24 00:27:58,873 WARN L640 FunctionHandler]: implicit declaration of function ldv_assume [2024-11-24 00:27:58,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:27:58,963 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:27:59,108 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"); [4306] [2024-11-24 00:27:59,110 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)); [4313] [2024-11-24 00:27:59,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4327-4328] [2024-11-24 00:27:59,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4337] [2024-11-24 00:27:59,123 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; incl %0": "+m" (v->counter)); [4593] [2024-11-24 00:27:59,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4689] [2024-11-24 00:27:59,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4697] [2024-11-24 00:27:59,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4704] [2024-11-24 00:27:59,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4845-4846] [2024-11-24 00:27:59,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/inst/current/envs/linux-4.2-rc1.tar.xz/linux-4.2-rc1/drivers/usb/host/ehci-mem.c"), "i" (72), "i" (12UL)); [8645-8646] [2024-11-24 00:27:59,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9215] [2024-11-24 00:27:59,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9261] [2024-11-24 00:27:59,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9844] [2024-11-24 00:27:59,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9921] [2024-11-24 00:27:59,532 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10105] [2024-11-24 00:27:59,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10902] [2024-11-24 00:27:59,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10999] [2024-11-24 00:27:59,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/inst/current/envs/linux-4.2-rc1.tar.xz/linux-4.2-rc1/drivers/usb/host/ehci-sched.c"), "i" (967), "i" (12UL)); [11289-11290] [2024-11-24 00:27:59,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12277] [2024-11-24 00:27:59,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12732] [2024-11-24 00:27:59,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/inst/current/envs/linux-4.2-rc1.tar.xz/linux-4.2-rc1/drivers/usb/host/ehci-sched.c"), "i" (2199), "i" (12UL)); [12780-12781] [2024-11-24 00:27:59,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [13054] [2024-11-24 00:27:59,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13094] [2024-11-24 00:27:59,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13125] [2024-11-24 00:27:59,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9554/dscv_tempdir/dscv/ri/43_2a/drivers/usb/host/ehci-hcd.c"), "i" (503), "i" (12UL)); [13580-13581] [2024-11-24 00:27:59,919 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_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i[465063,465076] [2024-11-24 00:27:59,932 WARN L640 FunctionHandler]: implicit declaration of function ldv_assume [2024-11-24 00:27:59,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:28:00,065 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: ldv_assume [2024-11-24 00:28:00,073 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:28:00,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00 WrapperNode [2024-11-24 00:28:00,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:28:00,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:28:00,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:28:00,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:28:00,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:00,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:00,767 INFO L138 Inliner]: procedures = 394, calls = 6804, calls flagged for inlining = 166, calls inlined = 162, statements flattened = 17439 [2024-11-24 00:28:00,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:28:00,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:28:00,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:28:00,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:28:00,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:00,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:00,863 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,017 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: unknown PointerBase IfThenElseExpression[BinaryExpression[COMPNEQ,IntegerLiteral[0],BinaryExpression[ARITHMOD,IdentifierExpression[request_single_step_set_feature_urb_#t~bitwise1181#1,],IntegerLiteral[4294967296]]],StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[request_single_step_set_feature_urb_~udev#1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1514],StructAccessExpression[IdentifierExpression[request_single_step_set_feature_urb_~udev#1,],offset]]]],StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[request_single_step_set_feature_urb_~udev#1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1642],StructAccessExpression[IdentifierExpression[request_single_step_set_feature_urb_~udev#1,],offset]]]]] [2024-11-24 00:28:01,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,312 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:28:01,741 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:28:01,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:28:01,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:28:01,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (1/1) ... [2024-11-24 00:28:01,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:28:01,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:28:01,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:28:01,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:28:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_control [2024-11-24 00:28:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_control [2024-11-24 00:28:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2024-11-24 00:28:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2024-11-24 00:28:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_free [2024-11-24 00:28:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_free [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_external_startup [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_external_startup [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure set_ohci_hcfs [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ohci_hcfs [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 00:28:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2024-11-24 00:28:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_to_hcd [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_to_hcd [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_disable [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_disable [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure compute_tt_budget [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_tt_budget [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure tt_available [2024-11-24 00:28:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tt_available [2024-11-24 00:28:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_handed_over [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_handed_over [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_read_frame_index [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_read_frame_index [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_speed [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_speed [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2024-11-24 00:28:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2024-11-24 00:28:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2024-11-24 00:28:01,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2024-11-24 00:28:01,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 00:28:01,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 00:28:01,816 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 00:28:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2024-11-24 00:28:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2024-11-24 00:28:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-24 00:28:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_remove_device [2024-11-24 00:28:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_remove_device [2024-11-24 00:28:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_reset [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_reset [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_setup [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_setup [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2024-11-24 00:28:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 00:28:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_status_data [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_status_data [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_alloc [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_alloc [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_silence_controller [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_silence_controller [2024-11-24 00:28:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer [2024-11-24 00:28:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer [2024-11-24 00:28:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure submit_single_step_set_feature [2024-11-24 00:28:01,822 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_single_step_set_feature [2024-11-24 00:28:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-24 00:28:01,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-24 00:28:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_set_command_bit [2024-11-24 00:28:01,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_set_command_bit [2024-11-24 00:28:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_work [2024-11-24 00:28:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_work [2024-11-24 00:28:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-24 00:28:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-24 00:28:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 00:28:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_mem_cleanup [2024-11-24 00:28:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_mem_cleanup [2024-11-24 00:28:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-24 00:28:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_relinquish_port [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_relinquish_port [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer_complete [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer_complete [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_reset_prep [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_reset_prep [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 00:28:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 00:28:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_quiesce [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_quiesce [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-24 00:28:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-24 00:28:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2024-11-24 00:28:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2024-11-24 00:28:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-24 00:28:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-24 00:28:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2024-11-24 00:28:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2024-11-24 00:28:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 00:28:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 00:28:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_run [2024-11-24 00:28:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_run [2024-11-24 00:28:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-24 00:28:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-24 00:28:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 00:28:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 00:28:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_alloc [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_alloc [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_writel [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_writel [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_readl [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_readl [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-24 00:28:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-24 00:28:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_find [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_find [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_intr_bandwidth [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_intr_bandwidth [2024-11-24 00:28:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_stop [2024-11-24 00:28:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_stop [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_periodic [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_periodic [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_enqueue [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_enqueue [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_shutdown [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_shutdown [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-24 00:28:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-24 00:28:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2024-11-24 00:28:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2024-11-24 00:28:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2024-11-24 00:28:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2024-11-24 00:28:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-24 00:28:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_hnp [2024-11-24 00:28:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_hnp [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-24 00:28:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2024-11-24 00:28:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:28:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_halt [2024-11-24 00:28:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_halt [2024-11-24 00:28:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_iso_bandwidth [2024-11-24 00:28:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_iso_bandwidth [2024-11-24 00:28:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2024-11-24 00:28:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2024-11-24 00:28:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure submit_async [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_async [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handover_companion_ports [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handover_companion_ports [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_power [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_power [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2024-11-24 00:28:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2024-11-24 00:28:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_enable [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_enable [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_dequeue [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_dequeue [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_unlink_wait_intr [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_unlink_wait_intr [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_singular [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_singular [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_controller_death [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_controller_death [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_enable_event [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_enable_event [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2024-11-24 00:28:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 00:28:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_get_frame [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_get_frame [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_schedule [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_schedule [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_resume [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_resume [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_port_buf [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_port_buf [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_end_port_resume [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_end_port_resume [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qh_alloc [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qh_alloc [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_irq [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_irq [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2024-11-24 00:28:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handshake [2024-11-24 00:28:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handshake [2024-11-24 00:28:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_command_bit [2024-11-24 00:28:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_command_bit [2024-11-24 00:28:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 00:28:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 00:28:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure bandwidth_dbg [2024-11-24 00:28:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bandwidth_dbg [2024-11-24 00:28:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 00:28:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 00:28:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-24 00:28:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-24 00:28:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_start_port_resume [2024-11-24 00:28:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_start_port_resume [2024-11-24 00:28:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 00:28:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_intr_unlinks [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_intr_unlinks [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_start_intr_unlinks [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_start_intr_unlinks [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_disable [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_disable [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_ASS [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_ASS [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2024-11-24 00:28:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2024-11-24 00:28:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_suspend [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_suspend [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_done [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_done [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_init [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_init [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure set_owner [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure set_owner [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-24 00:28:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2024-11-24 00:28:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ehci [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ehci [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure find_tt [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure find_tt [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_PSS [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_PSS [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-24 00:28:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2024-11-24 00:28:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2024-11-24 00:28:04,014 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:28:04,018 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:28:11,515 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 00:28:43,883 INFO L? ?]: Removed 5707 outVars from TransFormulas that were not future-live. [2024-11-24 00:28:43,884 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:28:43,992 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:28:43,992 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-24 00:28:43,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:28:43 BoogieIcfgContainer [2024-11-24 00:28:43,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:28:43,995 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:28:43,995 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:28:44,003 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:28:44,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:27:54" (1/3) ... [2024-11-24 00:28:44,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de638ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:28:44, skipping insertion in model container [2024-11-24 00:28:44,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:28:00" (2/3) ... [2024-11-24 00:28:44,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de638ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:28:44, skipping insertion in model container [2024-11-24 00:28:44,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:28:43" (3/3) ... [2024-11-24 00:28:44,007 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-24 00:28:44,024 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:28:44,028 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i that has 190 procedures, 6463 locations, 1 initial locations, 6 loop locations, and 3 error locations. [2024-11-24 00:28:44,282 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:28:44,306 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;@1fbf86ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:28:44,307 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-24 00:28:44,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 6462 states, 4730 states have (on average 1.4078224101479915) internal successors, (6659), 4880 states have internal predecessors, (6659), 1540 states have call successors, (1540), 189 states have call predecessors, (1540), 188 states have return successors, (1531), 1490 states have call predecessors, (1531), 1531 states have call successors, (1531) [2024-11-24 00:28:44,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-24 00:28:44,379 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:44,380 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:44,380 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-24 00:28:44,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:44,386 INFO L85 PathProgramCache]: Analyzing trace with hash -543623178, now seen corresponding path program 1 times [2024-11-24 00:28:44,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:44,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26958520] [2024-11-24 00:28:44,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:44,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3479 trivial. 0 not checked. [2024-11-24 00:28:59,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:59,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26958520] [2024-11-24 00:28:59,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26958520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:28:59,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340371349] [2024-11-24 00:28:59,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:59,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:28:59,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:28:59,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:28:59,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:29:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:13,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 9547 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:29:13,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:29:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3423 trivial. 0 not checked. [2024-11-24 00:29:13,227 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:29:13,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340371349] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:13,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:29:13,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:29:13,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671359303] [2024-11-24 00:29:13,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:13,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:29:13,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:13,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:29:13,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:29:13,274 INFO L87 Difference]: Start difference. First operand has 6462 states, 4730 states have (on average 1.4078224101479915) internal successors, (6659), 4880 states have internal predecessors, (6659), 1540 states have call successors, (1540), 189 states have call predecessors, (1540), 188 states have return successors, (1531), 1490 states have call predecessors, (1531), 1531 states have call successors, (1531) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-24 00:29:13,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:13,802 INFO L93 Difference]: Finished difference Result 12745 states and 19436 transitions. [2024-11-24 00:29:13,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:29:13,804 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 499 [2024-11-24 00:29:13,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:13,891 INFO L225 Difference]: With dead ends: 12745 [2024-11-24 00:29:13,891 INFO L226 Difference]: Without dead ends: 6253 [2024-11-24 00:29:13,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 500 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:29:13,960 INFO L435 NwaCegarLoop]: 9392 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9392 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:13,960 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9392 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:29:13,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6253 states. [2024-11-24 00:29:14,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6253 to 6253. [2024-11-24 00:29:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6253 states, 4592 states have (on average 1.391768292682927) internal successors, (6391), 4723 states have internal predecessors, (6391), 1479 states have call successors, (1479), 184 states have call predecessors, (1479), 179 states have return successors, (1469), 1436 states have call predecessors, (1469), 1469 states have call successors, (1469) [2024-11-24 00:29:14,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 6253 states and 9339 transitions. [2024-11-24 00:29:14,581 INFO L78 Accepts]: Start accepts. Automaton has 6253 states and 9339 transitions. Word has length 499 [2024-11-24 00:29:14,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:14,583 INFO L471 AbstractCegarLoop]: Abstraction has 6253 states and 9339 transitions. [2024-11-24 00:29:14,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-24 00:29:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 6253 states and 9339 transitions. [2024-11-24 00:29:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-24 00:29:14,602 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:14,603 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:14,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:29:14,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ae6e3f6-56b8-4e2e-8b33-f1e213c16c3f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:29:14,804 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-24 00:29:14,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:14,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1380736536, now seen corresponding path program 1 times [2024-11-24 00:29:14,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:14,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404266354] [2024-11-24 00:29:14,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:14,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-24 00:29:28,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:28,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404266354] [2024-11-24 00:29:28,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404266354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:28,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:28,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:29:28,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918873840] [2024-11-24 00:29:28,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:28,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:29:28,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:28,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:29:28,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:29:28,419 INFO L87 Difference]: Start difference. First operand 6253 states and 9339 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:29:29,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:29,428 INFO L93 Difference]: Finished difference Result 18570 states and 27739 transitions. [2024-11-24 00:29:29,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:29:29,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 499 [2024-11-24 00:29:29,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:29,546 INFO L225 Difference]: With dead ends: 18570 [2024-11-24 00:29:29,546 INFO L226 Difference]: Without dead ends: 12399 [2024-11-24 00:29:29,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:29:29,592 INFO L435 NwaCegarLoop]: 9338 mSDtfsCounter, 9293 mSDsluCounter, 9205 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9293 SdHoareTripleChecker+Valid, 18543 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:29,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9293 Valid, 18543 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:29:29,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12399 states. [2024-11-24 00:29:30,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12399 to 12375. [2024-11-24 00:29:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12375 states, 9109 states have (on average 1.3937863651333846) internal successors, (12696), 9369 states have internal predecessors, (12696), 2906 states have call successors, (2906), 363 states have call predecessors, (2906), 357 states have return successors, (2894), 2824 states have call predecessors, (2894), 2894 states have call successors, (2894) [2024-11-24 00:29:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12375 states to 12375 states and 18496 transitions. [2024-11-24 00:29:30,583 INFO L78 Accepts]: Start accepts. Automaton has 12375 states and 18496 transitions. Word has length 499 [2024-11-24 00:29:30,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:30,588 INFO L471 AbstractCegarLoop]: Abstraction has 12375 states and 18496 transitions. [2024-11-24 00:29:30,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:29:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12375 states and 18496 transitions. [2024-11-24 00:29:30,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-11-24 00:29:30,602 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:30,602 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:30,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:29:30,603 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-24 00:29:30,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:30,606 INFO L85 PathProgramCache]: Analyzing trace with hash -329945018, now seen corresponding path program 1 times [2024-11-24 00:29:30,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:30,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384429257] [2024-11-24 00:29:30,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:30,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-24 00:29:45,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:45,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384429257] [2024-11-24 00:29:45,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384429257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:45,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:45,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:29:45,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108851423] [2024-11-24 00:29:45,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:45,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:29:45,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:45,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:29:45,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:29:45,066 INFO L87 Difference]: Start difference. First operand 12375 states and 18496 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:29:46,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:46,312 INFO L93 Difference]: Finished difference Result 36874 states and 55117 transitions. [2024-11-24 00:29:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:29:46,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 501 [2024-11-24 00:29:46,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:46,529 INFO L225 Difference]: With dead ends: 36874 [2024-11-24 00:29:46,529 INFO L226 Difference]: Without dead ends: 24581 [2024-11-24 00:29:46,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:29:46,612 INFO L435 NwaCegarLoop]: 9372 mSDtfsCounter, 9260 mSDsluCounter, 9205 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9260 SdHoareTripleChecker+Valid, 18577 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:46,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9260 Valid, 18577 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:29:46,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24581 states. [2024-11-24 00:29:47,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24581 to 24555. [2024-11-24 00:29:47,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24555 states, 18101 states have (on average 1.395171537484117) internal successors, (25254), 18619 states have internal predecessors, (25254), 5738 states have call successors, (5738), 721 states have call predecessors, (5738), 713 states have return successors, (5722), 5578 states have call predecessors, (5722), 5722 states have call successors, (5722) [2024-11-24 00:29:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24555 states to 24555 states and 36714 transitions. [2024-11-24 00:29:48,105 INFO L78 Accepts]: Start accepts. Automaton has 24555 states and 36714 transitions. Word has length 501 [2024-11-24 00:29:48,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:48,106 INFO L471 AbstractCegarLoop]: Abstraction has 24555 states and 36714 transitions. [2024-11-24 00:29:48,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:29:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24555 states and 36714 transitions. [2024-11-24 00:29:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-24 00:29:48,120 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:48,120 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:48,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:29:48,121 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-24 00:29:48,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:48,121 INFO L85 PathProgramCache]: Analyzing trace with hash -340775943, now seen corresponding path program 1 times [2024-11-24 00:29:48,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:48,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534818852] [2024-11-24 00:29:48,122 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:48,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-24 00:30:00,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:00,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534818852] [2024-11-24 00:30:00,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534818852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:00,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:00,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:30:00,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591333832] [2024-11-24 00:30:00,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:00,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:30:00,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:00,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:30:00,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:00,862 INFO L87 Difference]: Start difference. First operand 24555 states and 36714 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:30:02,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:02,781 INFO L93 Difference]: Finished difference Result 73408 states and 109753 transitions. [2024-11-24 00:30:02,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:30:02,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 504 [2024-11-24 00:30:02,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:03,115 INFO L225 Difference]: With dead ends: 73408 [2024-11-24 00:30:03,115 INFO L226 Difference]: Without dead ends: 48935 [2024-11-24 00:30:03,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:03,477 INFO L435 NwaCegarLoop]: 9406 mSDtfsCounter, 9281 mSDsluCounter, 9205 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9281 SdHoareTripleChecker+Valid, 18611 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:03,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9281 Valid, 18611 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:30:03,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48935 states. [2024-11-24 00:30:06,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48935 to 48909. [2024-11-24 00:30:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48909 states, 36073 states have (on average 1.3954481190918415) internal successors, (50338), 37107 states have internal predecessors, (50338), 11408 states have call successors, (11408), 1437 states have call predecessors, (11408), 1425 states have return successors, (11384), 11092 states have call predecessors, (11384), 11384 states have call successors, (11384) [2024-11-24 00:30:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48909 states to 48909 states and 73130 transitions. [2024-11-24 00:30:06,801 INFO L78 Accepts]: Start accepts. Automaton has 48909 states and 73130 transitions. Word has length 504 [2024-11-24 00:30:06,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:06,802 INFO L471 AbstractCegarLoop]: Abstraction has 48909 states and 73130 transitions. [2024-11-24 00:30:06,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-24 00:30:06,802 INFO L276 IsEmpty]: Start isEmpty. Operand 48909 states and 73130 transitions. [2024-11-24 00:30:06,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2024-11-24 00:30:06,814 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:06,815 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:06,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:30:06,815 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-24 00:30:06,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:06,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1874024471, now seen corresponding path program 1 times [2024-11-24 00:30:06,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:06,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560425734] [2024-11-24 00:30:06,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:06,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms