./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/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_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 91a007b61a97ee1cb499d7cca06ff303fb1eeae4898a69f410dad9bd63784e1b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:27:42,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:27:42,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 23:27:42,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:27:42,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:27:42,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:27:42,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:27:42,716 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:27:42,717 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:27:42,717 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:27:42,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:27:42,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:27:42,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:27:42,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:27:42,718 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:27:42,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:27:42,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:27:42,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:27:42,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:27:42,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:27:42,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:27:42,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:27:42,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:27:42,720 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:27:42,720 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:27:42,720 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:27:42,721 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:27:42,721 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:27:42,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:27:42,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:27:42,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:27:42,721 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:27:42,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:27:42,722 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:27:42,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:27:42,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:27:42,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:27:42,722 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:27:42,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:27:42,723 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_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a007b61a97ee1cb499d7cca06ff303fb1eeae4898a69f410dad9bd63784e1b [2024-11-27 23:27:43,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:27:43,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:27:43,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:27:43,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:27:43,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:27:43,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-27 23:27:46,150 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/data/f4258e501/916e31f7463b477f9daedb44d2c45b6c/FLAGe62cadb8e [2024-11-27 23:27:46,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:27:46,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-27 23:27:47,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/data/f4258e501/916e31f7463b477f9daedb44d2c45b6c/FLAGe62cadb8e [2024-11-27 23:27:47,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/data/f4258e501/916e31f7463b477f9daedb44d2c45b6c [2024-11-27 23:27:47,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:27:47,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:27:47,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:27:47,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:27:47,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:27:47,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:27:47" (1/1) ... [2024-11-27 23:27:47,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466e2db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:47, skipping insertion in model container [2024-11-27 23:27:47,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:27:47" (1/1) ... [2024-11-27 23:27:47,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:27:50,657 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_a3666638-609c-4565-8987-44f0fac3ed52/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] [2024-11-27 23:27:50,763 WARN L640 FunctionHandler]: implicit declaration of function ldv_assume [2024-11-27 23:27:50,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:27:50,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:27:51,032 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] [2024-11-27 23:27:51,035 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] [2024-11-27 23:27:51,037 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] [2024-11-27 23:27:51,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4337] [2024-11-27 23:27:51,051 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] [2024-11-27 23:27:51,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4689] [2024-11-27 23:27:51,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4697] [2024-11-27 23:27:51,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4704] [2024-11-27 23:27:51,077 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] [2024-11-27 23:27:51,481 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] [2024-11-27 23:27:51,544 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9215] [2024-11-27 23:27:51,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9261] [2024-11-27 23:27:51,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9844] [2024-11-27 23:27:51,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9921] [2024-11-27 23:27:51,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10105] [2024-11-27 23:27:51,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10902] [2024-11-27 23:27:51,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10999] [2024-11-27 23:27:51,748 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] [2024-11-27 23:27:51,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12277] [2024-11-27 23:27:51,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12732] [2024-11-27 23:27:51,832 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] [2024-11-27 23:27:51,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [13054] [2024-11-27 23:27:51,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13094] [2024-11-27 23:27:51,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13125] [2024-11-27 23:27:51,859 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] [2024-11-27 23:27:51,935 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_a3666638-609c-4565-8987-44f0fac3ed52/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] [2024-11-27 23:27:51,951 WARN L640 FunctionHandler]: implicit declaration of function ldv_assume [2024-11-27 23:27:51,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:27:52,116 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: ldv_assume [2024-11-27 23:27:52,125 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:27:52,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52 WrapperNode [2024-11-27 23:27:52,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:27:52,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:27:52,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:27:52,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:27:52,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,826 INFO L138 Inliner]: procedures = 394, calls = 6804, calls flagged for inlining = 166, calls inlined = 162, statements flattened = 17439 [2024-11-27 23:27:52,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:27:52,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:27:52,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:27:52,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:27:52,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,929 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,973 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]]]]] [2024-11-27 23:27:52,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:52,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,292 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:27:53,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:27:53,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:27:53,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:27:53,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (1/1) ... [2024-11-27 23:27:53,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:27:53,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:27:53,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:27:53,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:27:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_control [2024-11-27 23:27:53,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_control [2024-11-27 23:27:53,854 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2024-11-27 23:27:53,854 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2024-11-27 23:27:53,854 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_free [2024-11-27 23:27:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_free [2024-11-27 23:27:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 23:27:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 23:27:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2024-11-27 23:27:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2024-11-27 23:27:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_external_startup [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_external_startup [2024-11-27 23:27:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-27 23:27:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-27 23:27:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure set_ohci_hcfs [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ohci_hcfs [2024-11-27 23:27:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 23:27:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2024-11-27 23:27:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2024-11-27 23:27:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_to_hcd [2024-11-27 23:27:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_to_hcd [2024-11-27 23:27:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_disable [2024-11-27 23:27:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_disable [2024-11-27 23:27:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2024-11-27 23:27:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2024-11-27 23:27:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure compute_tt_budget [2024-11-27 23:27:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_tt_budget [2024-11-27 23:27:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2024-11-27 23:27:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2024-11-27 23:27:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-27 23:27:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-27 23:27:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure tt_available [2024-11-27 23:27:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tt_available [2024-11-27 23:27:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2024-11-27 23:27:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_handed_over [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_handed_over [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_read_frame_index [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_read_frame_index [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_speed [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_speed [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 23:27:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 23:27:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_remove_device [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_remove_device [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_reset [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_reset [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_setup [2024-11-27 23:27:53,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_setup [2024-11-27 23:27:53,861 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_status_data [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_status_data [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2024-11-27 23:27:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2024-11-27 23:27:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2024-11-27 23:27:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2024-11-27 23:27:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-27 23:27:53,865 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-27 23:27:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-27 23:27:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-27 23:27:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2024-11-27 23:27:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2024-11-27 23:27:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_alloc [2024-11-27 23:27:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_alloc [2024-11-27 23:27:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-27 23:27:53,866 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_silence_controller [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_silence_controller [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure submit_single_step_set_feature [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_single_step_set_feature [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_set_command_bit [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_set_command_bit [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_work [2024-11-27 23:27:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_work [2024-11-27 23:27:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_mem_cleanup [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_mem_cleanup [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_relinquish_port [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_relinquish_port [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer_complete [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer_complete [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_reset_prep [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_reset_prep [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2024-11-27 23:27:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 23:27:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_quiesce [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_quiesce [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-11-27 23:27:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-27 23:27:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-27 23:27:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-27 23:27:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-27 23:27:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2024-11-27 23:27:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_run [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_run [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_alloc [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_alloc [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_writel [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_writel [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_readl [2024-11-27 23:27:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_readl [2024-11-27 23:27:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_find [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_find [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_intr_bandwidth [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_intr_bandwidth [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_stop [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_stop [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_periodic [2024-11-27 23:27:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_periodic [2024-11-27 23:27:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_enqueue [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_enqueue [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_shutdown [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_shutdown [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2024-11-27 23:27:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-27 23:27:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-27 23:27:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_hnp [2024-11-27 23:27:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_hnp [2024-11-27 23:27:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-27 23:27:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-27 23:27:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2024-11-27 23:27:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2024-11-27 23:27:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:27:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:27:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_halt [2024-11-27 23:27:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_halt [2024-11-27 23:27:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_iso_bandwidth [2024-11-27 23:27:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_iso_bandwidth [2024-11-27 23:27:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2024-11-27 23:27:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2024-11-27 23:27:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure submit_async [2024-11-27 23:27:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_async [2024-11-27 23:27:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-11-27 23:27:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-11-27 23:27:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handover_companion_ports [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handover_companion_ports [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_power [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_power [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_enable [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_enable [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_dequeue [2024-11-27 23:27:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_dequeue [2024-11-27 23:27:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_unlink_wait_intr [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_unlink_wait_intr [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_singular [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_singular [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_controller_death [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_controller_death [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_enable_event [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_enable_event [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_get_frame [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_get_frame [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_schedule [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_schedule [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_resume [2024-11-27 23:27:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_resume [2024-11-27 23:27:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_port_buf [2024-11-27 23:27:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_port_buf [2024-11-27 23:27:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2024-11-27 23:27:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2024-11-27 23:27:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2024-11-27 23:27:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_end_port_resume [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_end_port_resume [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qh_alloc [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qh_alloc [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_irq [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_irq [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2024-11-27 23:27:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handshake [2024-11-27 23:27:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handshake [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_command_bit [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_command_bit [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure bandwidth_dbg [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bandwidth_dbg [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_start_port_resume [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_start_port_resume [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_intr_unlinks [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_intr_unlinks [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_start_intr_unlinks [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_start_intr_unlinks [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_disable [2024-11-27 23:27:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_disable [2024-11-27 23:27:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_ASS [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_ASS [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_suspend [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_suspend [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_done [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_done [2024-11-27 23:27:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_init [2024-11-27 23:27:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_init [2024-11-27 23:27:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2024-11-27 23:27:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2024-11-27 23:27:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure set_owner [2024-11-27 23:27:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure set_owner [2024-11-27 23:27:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2024-11-27 23:27:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2024-11-27 23:27:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2024-11-27 23:27:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2024-11-27 23:27:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-27 23:27:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2024-11-27 23:27:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ehci [2024-11-27 23:27:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ehci [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure find_tt [2024-11-27 23:27:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure find_tt [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-27 23:27:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_PSS [2024-11-27 23:27:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_PSS [2024-11-27 23:27:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-27 23:27:53,897 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-27 23:27:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2024-11-27 23:27:53,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2024-11-27 23:27:55,726 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:27:55,731 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:28:02,874 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 23:28:35,317 INFO L? ?]: Removed 5707 outVars from TransFormulas that were not future-live. [2024-11-27 23:28:35,317 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:28:35,442 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:28:35,443 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-27 23:28:35,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:28:35 BoogieIcfgContainer [2024-11-27 23:28:35,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:28:35,446 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:28:35,446 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:28:35,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:28:35,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:27:47" (1/3) ... [2024-11-27 23:28:35,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9697f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:28:35, skipping insertion in model container [2024-11-27 23:28:35,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:52" (2/3) ... [2024-11-27 23:28:35,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9697f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:28:35, skipping insertion in model container [2024-11-27 23:28:35,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:28:35" (3/3) ... [2024-11-27 23:28:35,455 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2024-11-27 23:28:35,472 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:28:35,475 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. [2024-11-27 23:28:35,698 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:28:35,713 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;@4cb278fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:28:35,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-27 23:28:35,734 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) [2024-11-27 23:28:35,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-27 23:28:35,759 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:35,760 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] [2024-11-27 23:28:35,761 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-27 23:28:35,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:35,766 INFO L85 PathProgramCache]: Analyzing trace with hash -543623178, now seen corresponding path program 1 times [2024-11-27 23:28:35,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:35,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750363733] [2024-11-27 23:28:35,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:35,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3479 trivial. 0 not checked. [2024-11-27 23:28:49,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:49,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750363733] [2024-11-27 23:28:49,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750363733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:28:49,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120998426] [2024-11-27 23:28:49,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:49,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:28:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:28:49,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:28:49,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:29:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:02,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 9547 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:29:02,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3423 trivial. 0 not checked. [2024-11-27 23:29:02,934 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:29:02,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120998426] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:02,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:29:02,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:29:02,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648977384] [2024-11-27 23:29:02,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:02,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:29:02,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:02,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:29:02,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:29:02,976 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) [2024-11-27 23:29:03,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:03,611 INFO L93 Difference]: Finished difference Result 12745 states and 19436 transitions. [2024-11-27 23:29:03,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:29:03,613 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 [2024-11-27 23:29:03,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:03,695 INFO L225 Difference]: With dead ends: 12745 [2024-11-27 23:29:03,695 INFO L226 Difference]: Without dead ends: 6253 [2024-11-27 23:29:03,752 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 [2024-11-27 23:29:03,756 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:03,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9392 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:29:03,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6253 states. [2024-11-27 23:29:04,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6253 to 6253. [2024-11-27 23:29:04,319 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) [2024-11-27 23:29:04,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 6253 states and 9339 transitions. [2024-11-27 23:29:04,406 INFO L78 Accepts]: Start accepts. Automaton has 6253 states and 9339 transitions. Word has length 499 [2024-11-27 23:29:04,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:04,408 INFO L471 AbstractCegarLoop]: Abstraction has 6253 states and 9339 transitions. [2024-11-27 23:29:04,409 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) [2024-11-27 23:29:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 6253 states and 9339 transitions. [2024-11-27 23:29:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-27 23:29:04,428 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:04,428 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] [2024-11-27 23:29:04,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:29:04,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3666638-609c-4565-8987-44f0fac3ed52/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:29:04,629 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-27 23:29:04,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:04,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1380736536, now seen corresponding path program 1 times [2024-11-27 23:29:04,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:04,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587651697] [2024-11-27 23:29:04,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:04,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-27 23:29:17,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:17,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587651697] [2024-11-27 23:29:17,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587651697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:17,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:17,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:29:17,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387710684] [2024-11-27 23:29:17,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:17,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:29:17,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:17,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:29:17,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:29:17,852 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) [2024-11-27 23:29:18,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:18,997 INFO L93 Difference]: Finished difference Result 18570 states and 27739 transitions. [2024-11-27 23:29:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:29:18,998 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 [2024-11-27 23:29:19,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:19,110 INFO L225 Difference]: With dead ends: 18570 [2024-11-27 23:29:19,110 INFO L226 Difference]: Without dead ends: 12399 [2024-11-27 23:29:19,149 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 [2024-11-27 23:29:19,151 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 [2024-11-27 23:29:19,151 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] [2024-11-27 23:29:19,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12399 states. [2024-11-27 23:29:19,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12399 to 12375. [2024-11-27 23:29:19,812 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) [2024-11-27 23:29:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12375 states to 12375 states and 18496 transitions. [2024-11-27 23:29:19,914 INFO L78 Accepts]: Start accepts. Automaton has 12375 states and 18496 transitions. Word has length 499 [2024-11-27 23:29:19,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:19,918 INFO L471 AbstractCegarLoop]: Abstraction has 12375 states and 18496 transitions. [2024-11-27 23:29:19,920 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) [2024-11-27 23:29:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 12375 states and 18496 transitions. [2024-11-27 23:29:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-11-27 23:29:19,931 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:19,932 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] [2024-11-27 23:29:19,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:29:19,933 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-27 23:29:19,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:19,934 INFO L85 PathProgramCache]: Analyzing trace with hash -329945018, now seen corresponding path program 1 times [2024-11-27 23:29:19,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:19,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204356771] [2024-11-27 23:29:19,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:19,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-27 23:29:32,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:32,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204356771] [2024-11-27 23:29:32,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204356771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:32,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:32,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:29:32,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821549063] [2024-11-27 23:29:32,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:32,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:29:32,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:32,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:29:32,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:29:32,760 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) [2024-11-27 23:29:34,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:34,466 INFO L93 Difference]: Finished difference Result 36874 states and 55117 transitions. [2024-11-27 23:29:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:29:34,467 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 [2024-11-27 23:29:34,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:34,720 INFO L225 Difference]: With dead ends: 36874 [2024-11-27 23:29:34,720 INFO L226 Difference]: Without dead ends: 24581 [2024-11-27 23:29:34,807 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 [2024-11-27 23:29:34,809 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 [2024-11-27 23:29:34,809 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] [2024-11-27 23:29:34,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24581 states. [2024-11-27 23:29:36,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24581 to 24555. [2024-11-27 23:29:36,619 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) [2024-11-27 23:29:36,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24555 states to 24555 states and 36714 transitions. [2024-11-27 23:29:36,832 INFO L78 Accepts]: Start accepts. Automaton has 24555 states and 36714 transitions. Word has length 501 [2024-11-27 23:29:36,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:36,836 INFO L471 AbstractCegarLoop]: Abstraction has 24555 states and 36714 transitions. [2024-11-27 23:29:36,836 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) [2024-11-27 23:29:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24555 states and 36714 transitions. [2024-11-27 23:29:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-27 23:29:36,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:36,848 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] [2024-11-27 23:29:36,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:29:36,849 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-27 23:29:36,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:36,850 INFO L85 PathProgramCache]: Analyzing trace with hash -340775943, now seen corresponding path program 1 times [2024-11-27 23:29:36,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:36,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205419374] [2024-11-27 23:29:36,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:36,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-27 23:29:51,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:51,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205419374] [2024-11-27 23:29:51,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205419374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:51,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:51,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:29:51,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715364803] [2024-11-27 23:29:51,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:51,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:29:51,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:51,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:29:51,339 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:29:51,340 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) [2024-11-27 23:29:53,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:53,279 INFO L93 Difference]: Finished difference Result 73408 states and 109753 transitions. [2024-11-27 23:29:53,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:29:53,280 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 [2024-11-27 23:29:53,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:53,687 INFO L225 Difference]: With dead ends: 73408 [2024-11-27 23:29:53,687 INFO L226 Difference]: Without dead ends: 48935 [2024-11-27 23:29:53,858 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 [2024-11-27 23:29:53,861 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 [2024-11-27 23:29:53,862 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] [2024-11-27 23:29:53,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48935 states. [2024-11-27 23:29:56,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48935 to 48909. [2024-11-27 23:29:56,324 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) [2024-11-27 23:29:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48909 states to 48909 states and 73130 transitions. [2024-11-27 23:29:56,681 INFO L78 Accepts]: Start accepts. Automaton has 48909 states and 73130 transitions. Word has length 504 [2024-11-27 23:29:56,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:56,683 INFO L471 AbstractCegarLoop]: Abstraction has 48909 states and 73130 transitions. [2024-11-27 23:29:56,683 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) [2024-11-27 23:29:56,683 INFO L276 IsEmpty]: Start isEmpty. Operand 48909 states and 73130 transitions. [2024-11-27 23:29:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2024-11-27 23:29:56,699 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:56,700 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] [2024-11-27 23:29:56,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:29:56,700 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, ehci_setupErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ldv_assumeErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-27 23:29:56,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:56,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1874024471, now seen corresponding path program 1 times [2024-11-27 23:29:56,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:56,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706687540] [2024-11-27 23:29:56,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:56,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2024-11-27 23:30:08,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:08,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706687540] [2024-11-27 23:30:08,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706687540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:08,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:08,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:30:08,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765232582] [2024-11-27 23:30:08,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:08,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:30:08,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:08,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:30:08,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:30:08,938 INFO L87 Difference]: Start difference. First operand 48909 states and 73130 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2024-11-27 23:30:11,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:11,832 INFO L93 Difference]: Finished difference Result 146152 states and 218547 transitions. [2024-11-27 23:30:11,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:30:11,832 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 506 [2024-11-27 23:30:11,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:12,663 INFO L225 Difference]: With dead ends: 146152 [2024-11-27 23:30:12,664 INFO L226 Difference]: Without dead ends: 97325 [2024-11-27 23:30:12,863 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 [2024-11-27 23:30:12,865 INFO L435 NwaCegarLoop]: 9495 mSDtfsCounter, 9239 mSDsluCounter, 9205 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9239 SdHoareTripleChecker+Valid, 18700 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 [2024-11-27 23:30:12,865 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9239 Valid, 18700 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 23:30:12,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97325 states. [2024-11-27 23:30:17,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97325 to 97279.