./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E --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 54ef59d0c396815e503646e4073ee95ff7461f7961e58197208839e8546f6446 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:23:41,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:23:41,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:23:41,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:23:41,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:23:41,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:23:41,294 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:23:41,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:23:41,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:23:41,299 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:23:41,299 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:23:41,300 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:23:41,300 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:23:41,300 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:23:41,300 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:23:41,300 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:23:41,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:23:41,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:23:41,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:23:41,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:23:41,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:23:41,303 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E 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 -> 54ef59d0c396815e503646e4073ee95ff7461f7961e58197208839e8546f6446 [2024-11-14 05:23:41,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:23:41,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:23:41,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:23:41,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:23:41,684 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:23:41,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i Unable to find full path for "g++" [2024-11-14 05:23:43,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:23:44,824 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:23:44,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-14 05:23:44,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/data/f5d86ce8f/b4a28226a9274aa48d0302a66f7accbe/FLAG22e0d1ac5 [2024-11-14 05:23:44,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/data/f5d86ce8f/b4a28226a9274aa48d0302a66f7accbe [2024-11-14 05:23:44,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:23:44,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:23:44,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:23:44,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:23:44,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:23:44,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:44" (1/1) ... [2024-11-14 05:23:44,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff9d62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:44, skipping insertion in model container [2024-11-14 05:23:44,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:44" (1/1) ... [2024-11-14 05:23:45,112 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:23:48,300 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[449955,449968] [2024-11-14 05:23:48,304 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450121,450134] [2024-11-14 05:23:48,304 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450285,450298] [2024-11-14 05:23:48,305 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450450,450463] [2024-11-14 05:23:48,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:23:48,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:23:48,787 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6146-6147] [2024-11-14 05:23:48,789 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"); [6152-6154] [2024-11-14 05:23:48,790 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6189] [2024-11-14 05:23:48,791 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6192] [2024-11-14 05:23:48,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6195] [2024-11-14 05:23:48,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6198] [2024-11-14 05:23:48,897 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)); [8132-8133] [2024-11-14 05:23:49,147 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)); [9422-9423] [2024-11-14 05:23:49,152 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)); [9434-9435] [2024-11-14 05:23:49,152 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)); [9451-9452] [2024-11-14 05:23:49,153 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)); [9464-9465] [2024-11-14 05:23:49,307 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)); [9697] [2024-11-14 05:23:49,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [9704] [2024-11-14 05:23:49,574 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[449955,449968] [2024-11-14 05:23:49,575 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450121,450134] [2024-11-14 05:23:49,575 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450285,450298] [2024-11-14 05:23:49,575 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_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[450450,450463] [2024-11-14 05:23:49,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:23:49,889 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:23:49,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49 WrapperNode [2024-11-14 05:23:49,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:23:49,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:23:49,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:23:49,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:23:49,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:50,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:53,043 INFO L138 Inliner]: procedures = 330, calls = 13939, calls flagged for inlining = 157, calls inlined = 122, statements flattened = 19671 [2024-11-14 05:23:53,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:23:53,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:23:53,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:23:53,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:23:53,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:53,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:54,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:54,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:23:56,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:23:56,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:23:56,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:23:56,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (1/1) ... [2024-11-14 05:23:56,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:23:56,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:23:56,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:23:56,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744bfb04-6c1d-4942-bbb9-ce670d7b0c16/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:23:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 05:23:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 05:23:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2024-11-14 05:23:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2024-11-14 05:23:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-14 05:23:56,926 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-14 05:23:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 05:23:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2024-11-14 05:23:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2024-11-14 05:23:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:23:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 05:23:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 05:23:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 05:23:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 05:23:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2024-11-14 05:23:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2024-11-14 05:23:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2024-11-14 05:23:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2024-11-14 05:23:56,929 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2024-11-14 05:23:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 05:23:56,929 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 05:23:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 05:23:56,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 05:23:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2024-11-14 05:23:56,929 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2024-11-14 05:23:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2024-11-14 05:23:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2024-11-14 05:23:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_em28xx [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_em28xx [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:23:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 05:23:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 05:23:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2024-11-14 05:23:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2024-11-14 05:23:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-14 05:23:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-14 05:23:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2024-11-14 05:23:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2024-11-14 05:23:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 05:23:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 05:23:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 05:23:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-14 05:23:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-14 05:23:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2024-11-14 05:23:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2024-11-14 05:23:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2024-11-14 05:23:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2024-11-14 05:23:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2024-11-14 05:23:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2024-11-14 05:23:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-14 05:23:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-14 05:23:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_1_4 [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_1_4 [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_em28xx_devlist_mutex [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_em28xx_devlist_mutex [2024-11-14 05:23:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2024-11-14 05:23:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2024-11-14 05:23:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2024-11-14 05:23:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 05:23:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2024-11-14 05:23:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2024-11-14 05:23:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:23:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2024-11-14 05:23:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2024-11-14 05:23:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-14 05:23:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-14 05:23:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_em28xx_usb_driver_exit_5_2 [2024-11-14 05:23:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_em28xx_usb_driver_exit_5_2 [2024-11-14 05:23:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:23:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:23:58,373 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:23:58,376 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:23:58,533 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 05:32:35,469 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-14 05:32:37,343 INFO L? ?]: Removed 1733 outVars from TransFormulas that were not future-live. [2024-11-14 05:32:37,343 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:33:31,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:33:31,873 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-14 05:33:31,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:33:31 BoogieIcfgContainer [2024-11-14 05:33:31,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:33:31,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:33:31,881 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:33:31,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:33:31,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:23:44" (1/3) ... [2024-11-14 05:33:31,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448214b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:33:31, skipping insertion in model container [2024-11-14 05:33:31,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:49" (2/3) ... [2024-11-14 05:33:31,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448214b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:33:31, skipping insertion in model container [2024-11-14 05:33:31,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:33:31" (3/3) ... [2024-11-14 05:33:31,903 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-14 05:33:31,933 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:33:31,937 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i that has 89 procedures, 1682 locations, 1 initial locations, 8 loop locations, and 3 error locations. [2024-11-14 05:33:32,087 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:33:32,105 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;@32333c2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:33:32,106 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 05:33:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 1680 states, 1081 states have (on average 1.3709528214616096) internal successors, (1482), 1111 states have internal predecessors, (1482), 509 states have call successors, (509), 88 states have call predecessors, (509), 87 states have return successors, (503), 500 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-14 05:33:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-14 05:33:32,139 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:33:32,140 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:33:32,140 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)] === [2024-11-14 05:33:32,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:33:32,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1741837061, now seen corresponding path program 1 times [2024-11-14 05:33:32,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:33:32,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910915767] [2024-11-14 05:33:32,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:33:32,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms