./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9916972418cc7a4dc04bb01af4c91c4b1b3cacce7a889f714ab9ad6ed05b0022 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:38:48,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:38:48,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:38:48,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:38:48,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:38:48,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:38:48,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:38:48,787 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:38:48,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:38:48,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:38:48,790 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:38:48,790 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:38:48,791 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:38:48,794 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:38:48,794 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:38:48,795 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:38:48,795 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:38:48,795 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:38:48,796 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:38:48,796 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:38:48,798 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:38:48,802 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:38:48,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:38:48,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:38:48,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:38:48,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:38:48,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:38:48,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:38:48,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:38:48,806 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:38:48,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:38:48,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:38:48,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:38:48,808 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:38:48,809 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:38:48,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:48,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:38:48,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:38:48,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:38:48,811 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:38:48,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:38:48,812 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:38:48,812 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:38:48,812 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:38:48,813 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9916972418cc7a4dc04bb01af4c91c4b1b3cacce7a889f714ab9ad6ed05b0022 [2024-11-09 05:38:49,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:38:49,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:38:49,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:38:49,121 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:38:49,121 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:38:49,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i Unable to find full path for "g++" [2024-11-09 05:38:51,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:38:52,272 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:38:52,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-09 05:38:52,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/data/ed8d1a8c2/f8b3aeb370cd44d8b6dfa79965422783/FLAG9accf4f22 [2024-11-09 05:38:52,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/data/ed8d1a8c2/f8b3aeb370cd44d8b6dfa79965422783 [2024-11-09 05:38:52,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:38:52,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:38:52,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:52,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:38:52,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:38:52,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:52" (1/1) ... [2024-11-09 05:38:52,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3960a86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:52, skipping insertion in model container [2024-11-09 05:38:52,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:52" (1/1) ... [2024-11-09 05:38:52,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:38:56,358 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444190,444203] [2024-11-09 05:38:56,365 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444356,444369] [2024-11-09 05:38:56,366 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444520,444533] [2024-11-09 05:38:56,367 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444685,444698] [2024-11-09 05:38:56,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:56,842 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:38:57,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/46e2119/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6153-6154] [2024-11-09 05:38:57,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6159-6161] [2024-11-09 05:38:57,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6196] [2024-11-09 05:38:57,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6199] [2024-11-09 05:38:57,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6202] [2024-11-09 05:38:57,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6205] [2024-11-09 05:38:57,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (59), "i" (12UL)); [8141-8142] [2024-11-09 05:38:57,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (911), "i" (12UL)); [9431-9432] [2024-11-09 05:38:57,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (911), "i" (12UL)); [9443-9444] [2024-11-09 05:38:57,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (912), "i" (12UL)); [9460-9461] [2024-11-09 05:38:57,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (912), "i" (12UL)); [9473-9474] [2024-11-09 05:38:57,632 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)); [9669] [2024-11-09 05:38:57,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [9676] [2024-11-09 05:38:58,002 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444190,444203] [2024-11-09 05:38:58,003 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444356,444369] [2024-11-09 05:38:58,004 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444520,444533] [2024-11-09 05:38:58,005 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_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444685,444698] [2024-11-09 05:38:58,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:58,329 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:38:58,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58 WrapperNode [2024-11-09 05:38:58,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:58,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:58,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:38:58,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:38:58,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:38:58,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:03,215 INFO L138 Inliner]: procedures = 320, calls = 13913, calls flagged for inlining = 150, calls inlined = 115, statements flattened = 19483 [2024-11-09 05:39:03,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:39:03,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:39:03,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:39:03,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:39:03,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:03,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:04,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:04,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:07,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:07,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:07,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:07,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:08,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:39:08,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:39:08,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:39:08,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:39:08,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (1/1) ... [2024-11-09 05:39:08,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:39:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:39:08,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:39:08,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e8835c6-8c50-48b0-8bf1-5a8013bf25ec/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:39:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 05:39:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 05:39:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2024-11-09 05:39:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2024-11-09 05:39:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-09 05:39:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-09 05:39:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:39:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2024-11-09 05:39:08,187 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2024-11-09 05:39:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:39:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:39:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:39:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:39:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:39:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2024-11-09 05:39:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2024-11-09 05:39:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-11-09 05:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-11-09 05:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2024-11-09 05:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2024-11-09 05:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2024-11-09 05:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2024-11-09 05:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2024-11-09 05:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2024-11-09 05:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2024-11-09 05:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2024-11-09 05:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2024-11-09 05:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2024-11-09 05:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2024-11-09 05:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2024-11-09 05:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 05:39:08,193 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 05:39:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 05:39:08,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 05:39:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2024-11-09 05:39:08,193 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2024-11-09 05:39:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2024-11-09 05:39:08,194 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2024-11-09 05:39:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2024-11-09 05:39:08,195 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2024-11-09 05:39:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2024-11-09 05:39:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2024-11-09 05:39:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:39:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2024-11-09 05:39:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2024-11-09 05:39:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2024-11-09 05:39:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2024-11-09 05:39:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_em28xx [2024-11-09 05:39:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_em28xx [2024-11-09 05:39:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:39:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 05:39:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 05:39:08,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 05:39:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 05:39:08,199 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2024-11-09 05:39:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2024-11-09 05:39:08,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-09 05:39:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-09 05:39:08,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:39:08,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:39:08,200 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2024-11-09 05:39:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2024-11-09 05:39:08,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 05:39:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 05:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2024-11-09 05:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2024-11-09 05:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 05:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 05:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-09 05:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-09 05:39:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 05:39:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 05:39:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 05:39:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 05:39:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2024-11-09 05:39:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2024-11-09 05:39:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-09 05:39:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-09 05:39:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 05:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 05:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2024-11-09 05:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2024-11-09 05:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-09 05:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-09 05:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2024-11-09 05:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2024-11-09 05:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:39:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-09 05:39:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-09 05:39:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-09 05:39:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-09 05:39:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2024-11-09 05:39:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2024-11-09 05:39:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2024-11-09 05:39:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2024-11-09 05:39:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2024-11-09 05:39:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2024-11-09 05:39:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2024-11-09 05:39:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2024-11-09 05:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 05:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 05:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2024-11-09 05:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2024-11-09 05:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-09 05:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-09 05:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-09 05:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-09 05:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2024-11-09 05:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2024-11-09 05:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-09 05:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-09 05:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 05:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 05:39:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 05:39:08,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 05:39:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2024-11-09 05:39:08,214 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2024-11-09 05:39:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 05:39:08,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 05:39:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-09 05:39:08,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-09 05:39:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-09 05:39:08,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-09 05:39:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:39:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:39:08,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:39:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2024-11-09 05:39:08,217 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2024-11-09 05:39:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:39:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_em28xx_devlist_mutex [2024-11-09 05:39:08,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_em28xx_devlist_mutex [2024-11-09 05:39:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2024-11-09 05:39:08,218 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2024-11-09 05:39:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:39:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 05:39:08,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 05:39:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:39:08,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2024-11-09 05:39:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2024-11-09 05:39:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2024-11-09 05:39:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:39:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:39:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2024-11-09 05:39:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2024-11-09 05:39:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2024-11-09 05:39:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2024-11-09 05:39:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-09 05:39:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-09 05:39:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 05:39:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 05:39:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2024-11-09 05:39:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2024-11-09 05:39:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2024-11-09 05:39:08,223 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2024-11-09 05:39:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2024-11-09 05:39:08,223 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2024-11-09 05:39:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2024-11-09 05:39:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2024-11-09 05:39:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-09 05:39:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-09 05:39:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2024-11-09 05:39:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2024-11-09 05:39:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 05:39:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 05:39:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2024-11-09 05:39:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2024-11-09 05:39:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:39:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2024-11-09 05:39:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2024-11-09 05:39:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 05:39:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 05:39:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:39:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:39:09,941 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:39:09,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:39:10,148 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:50:15,597 INFO L? ?]: Removed 1764 outVars from TransFormulas that were not future-live. [2024-11-09 05:50:15,598 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:51:17,655 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:51:17,655 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 05:51:17,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:17 BoogieIcfgContainer [2024-11-09 05:51:17,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:51:17,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:51:17,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:51:17,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:51:17,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:38:52" (1/3) ... [2024-11-09 05:51:17,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3680bd4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:17, skipping insertion in model container [2024-11-09 05:51:17,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:58" (2/3) ... [2024-11-09 05:51:17,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3680bd4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:17, skipping insertion in model container [2024-11-09 05:51:17,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:17" (3/3) ... [2024-11-09 05:51:17,673 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-09 05:51:17,698 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:51:17,698 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-09 05:51:17,873 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:51:17,886 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=FINITE_AUTOMATA, 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;@4a5f45e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:51:17,889 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-09 05:51:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 1604 states, 1029 states have (on average 1.3654033041788143) internal successors, (1405), 1065 states have internal predecessors, (1405), 487 states have call successors, (487), 85 states have call predecessors, (487), 84 states have return successors, (483), 480 states have call predecessors, (483), 483 states have call successors, (483) [2024-11-09 05:51:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 05:51:17,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:51:17,923 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:51:17,924 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-09 05:51:17,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:51:17,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1468985516, now seen corresponding path program 1 times [2024-11-09 05:51:17,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:51:17,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164230982] [2024-11-09 05:51:17,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:17,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms