./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 213c19133f8e1eb8e04c1430c89bd3923e29e833639b74dc68815899bbf3f9fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:02,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:02,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:39:02,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:02,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:02,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:02,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:02,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:02,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:39:02,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:39:02,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:02,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:02,900 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:02,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:02,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:39:02,902 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:02,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:02,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:39:02,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:39:02,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:39:02,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:02,906 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:02,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:02,908 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:02,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:39:02,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:02,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:02,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:39:02,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:39:02,911 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:02,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:39:02,912 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:39:02,913 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:39:02,913 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:39:02,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:39:02,913 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:39:02,914 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213c19133f8e1eb8e04c1430c89bd3923e29e833639b74dc68815899bbf3f9fa [2023-11-19 07:39:03,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:03,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:03,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:03,211 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:03,212 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:03,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2023-11-19 07:39:06,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:39:07,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:39:07,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2023-11-19 07:39:07,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/data/feaf75996/9930841b87cf4b3e964ab0443360c830/FLAGe528f1e00 [2023-11-19 07:39:07,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/data/feaf75996/9930841b87cf4b3e964ab0443360c830 [2023-11-19 07:39:07,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:39:07,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:39:07,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:07,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:39:07,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:39:07,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:07" (1/1) ... [2023-11-19 07:39:07,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46fb0280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:07, skipping insertion in model container [2023-11-19 07:39:07,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:07" (1/1) ... [2023-11-19 07:39:08,047 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:39:12,629 WARN L240 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_a05703ab-3f57-482a-a9cf-2efd678f0359/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i[553894,553907] [2023-11-19 07:39:12,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:13,171 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:39:13,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5931] [2023-11-19 07:39:13,343 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2685/dscv_tempdir/dscv/ri/32_7a/drivers/media/usb/em28xx/em28xx-video.c.prepared"), "i" (613), "i" (12UL)); [6699-6700] [2023-11-19 07:39:13,786 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2685/dscv_tempdir/dscv/ri/32_7a/drivers/media/usb/em28xx/em28xx-i2c.c.prepared"), "i" (122), "i" (12UL)); [9402-9403] [2023-11-19 07:39:13,898 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2685/dscv_tempdir/dscv/ri/32_7a/drivers/media/usb/em28xx/em28xx-i2c.c.prepared"), "i" (940), "i" (12UL)); [10383-10384] [2023-11-19 07:39:13,899 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2685/dscv_tempdir/dscv/ri/32_7a/drivers/media/usb/em28xx/em28xx-i2c.c.prepared"), "i" (941), "i" (12UL)); [10405-10406] [2023-11-19 07:39:14,016 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)); [10556] [2023-11-19 07:39:14,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [10564-10565] [2023-11-19 07:39:14,166 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 *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [13360-13361] [2023-11-19 07:39:14,167 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"); [13366-13368] [2023-11-19 07:39:14,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [13411] [2023-11-19 07:39:14,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [13414] [2023-11-19 07:39:14,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [13417] [2023-11-19 07:39:14,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [13420] [2023-11-19 07:39:14,356 WARN L240 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_a05703ab-3f57-482a-a9cf-2efd678f0359/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i[553894,553907] [2023-11-19 07:39:14,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:14,698 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:14,706 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:39:14,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14 WrapperNode [2023-11-19 07:39:14,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:14,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:14,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:39:14,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:39:14,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:15,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:15,560 INFO L138 Inliner]: procedures = 457, calls = 15696, calls flagged for inlining = 155, calls inlined = 76, statements flattened = 13328 [2023-11-19 07:39:15,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:15,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:39:15,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:39:15,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:39:15,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:15,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:15,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:15,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:39:16,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:39:16,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:39:16,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:39:16,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (1/1) ... [2023-11-19 07:39:16,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:16,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:16,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:16,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05703ab-3f57-482a-a9cf-2efd678f0359/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:39:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 07:39:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 07:39:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2023-11-19 07:39:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2023-11-19 07:39:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_area_set [2023-11-19 07:39:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_area_set [2023-11-19 07:39:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_alloc_urbs [2023-11-19 07:39:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_alloc_urbs [2023-11-19 07:39:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-11-19 07:39:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-11-19 07:39:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2023-11-19 07:39:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:39:16,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:39:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2023-11-19 07:39:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2023-11-19 07:39:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-19 07:39:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-19 07:39:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-19 07:39:16,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-19 07:39:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:39:16,757 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:39:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2023-11-19 07:39:16,758 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2023-11-19 07:39:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:39:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:39:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2023-11-19 07:39:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2023-11-19 07:39:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_em28xx [2023-11-19 07:39:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_em28xx [2023-11-19 07:39:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-11-19 07:39:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-11-19 07:39:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:39:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:39:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 07:39:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 07:39:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2023-11-19 07:39:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2023-11-19 07:39:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:39:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:39:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2023-11-19 07:39:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2023-11-19 07:39:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2023-11-19 07:39:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2023-11-19 07:39:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:39:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vbi_supported [2023-11-19 07:39:16,766 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vbi_supported [2023-11-19 07:39:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:39:16,766 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:39:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:39:16,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:39:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_copy_video [2023-11-19 07:39:16,767 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_copy_video [2023-11-19 07:39:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2023-11-19 07:39:16,767 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2023-11-19 07:39:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_ident [2023-11-19 07:39:16,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_ident [2023-11-19 07:39:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-19 07:39:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-19 07:39:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2023-11-19 07:39:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2023-11-19 07:39:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2023-11-19 07:39:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2023-11-19 07:39:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:39:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2023-11-19 07:39:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2023-11-19 07:39:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 07:39:16,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 07:39:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2023-11-19 07:39:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2023-11-19 07:39:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 07:39:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 07:39:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2023-11-19 07:39:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2023-11-19 07:39:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:39:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 07:39:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 07:39:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-11-19 07:39:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-11-19 07:39:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:39:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2023-11-19 07:39:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2023-11-19 07:39:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:39:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:39:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 07:39:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 07:39:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2023-11-19 07:39:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2023-11-19 07:39:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:39:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:39:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2023-11-19 07:39:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2023-11-19 07:39:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-19 07:39:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2023-11-19 07:39:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2023-11-19 07:39:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:39:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure video_mux [2023-11-19 07:39:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mux [2023-11-19 07:39:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:39:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:39:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:39:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2023-11-19 07:39:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2023-11-19 07:39:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:39:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:39:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 07:39:16,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 07:39:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2023-11-19 07:39:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2023-11-19 07:39:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_analog_streaming [2023-11-19 07:39:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_analog_streaming [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2023-11-19 07:39:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2023-11-19 07:39:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2023-11-19 07:39:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_reg_len [2023-11-19 07:39:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_reg_len [2023-11-19 07:39:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 07:39:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 07:39:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-19 07:39:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure get_ressource [2023-11-19 07:39:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ressource [2023-11-19 07:39:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-19 07:39:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-19 07:39:16,786 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_outfmt [2023-11-19 07:39:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_outfmt [2023-11-19 07:39:16,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:39:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:39:16,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 07:39:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 07:39:16,787 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:39:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:39:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2023-11-19 07:39:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2023-11-19 07:39:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2023-11-19 07:39:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2023-11-19 07:39:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2023-11-19 07:39:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:39:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:39:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-19 07:39:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-19 07:39:16,791 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_close [2023-11-19 07:39:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_close [2023-11-19 07:39:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2023-11-19 07:39:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2023-11-19 07:39:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-19 07:39:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-19 07:39:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2023-11-19 07:39:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2023-11-19 07:39:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:39:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:39:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:39:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:39:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2023-11-19 07:39:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2023-11-19 07:39:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_s_ctrl [2023-11-19 07:39:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_s_ctrl [2023-11-19 07:39:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:39:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:39:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2023-11-19 07:39:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2023-11-19 07:39:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_prepare [2023-11-19 07:39:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_prepare [2023-11-19 07:39:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2023-11-19 07:39:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2023-11-19 07:39:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 07:39:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 07:39:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-19 07:39:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-19 07:39:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_em28xx [2023-11-19 07:39:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_em28xx [2023-11-19 07:39:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2023-11-19 07:39:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2023-11-19 07:39:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:39:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-19 07:39:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-19 07:39:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:39:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_info [2023-11-19 07:39:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_info [2023-11-19 07:39:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_video_format [2023-11-19 07:39:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_video_format [2023-11-19 07:39:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:39:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2023-11-19 07:39:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2023-11-19 07:39:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:39:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:39:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-11-19 07:39:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-11-19 07:39:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:39:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:39:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:39:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:39:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_resolution_set [2023-11-19 07:39:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_resolution_set [2023-11-19 07:39:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 07:39:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 07:39:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2023-11-19 07:39:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2023-11-19 07:39:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:39:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:39:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2023-11-19 07:39:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2023-11-19 07:39:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_open [2023-11-19 07:39:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_open [2023-11-19 07:39:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2023-11-19 07:39:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2023-11-19 07:39:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 07:39:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 07:39:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2023-11-19 07:39:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2023-11-19 07:39:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:39:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:39:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:39:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:39:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:39:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2023-11-19 07:39:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2023-11-19 07:39:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure finish_field_prepare_next [2023-11-19 07:39:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_field_prepare_next [2023-11-19 07:39:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2023-11-19 07:39:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2023-11-19 07:39:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_wake_i2c [2023-11-19 07:39:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_wake_i2c [2023-11-19 07:39:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure size_to_scale [2023-11-19 07:39:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure size_to_scale [2023-11-19 07:39:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2023-11-19 07:39:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2023-11-19 07:39:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2023-11-19 07:39:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2023-11-19 07:39:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure scale_to_size [2023-11-19 07:39:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure scale_to_size [2023-11-19 07:39:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2023-11-19 07:39:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2023-11-19 07:39:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2023-11-19 07:39:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2023-11-19 07:39:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2023-11-19 07:39:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2023-11-19 07:39:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:39:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:39:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:39:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_vaddr [2023-11-19 07:39:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_vaddr [2023-11-19 07:39:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:39:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:39:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_start [2023-11-19 07:39:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_start [2023-11-19 07:39:17,851 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:39:17,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:39:54,100 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:54,132 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:54,133 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:39:54,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:54 BoogieIcfgContainer [2023-11-19 07:39:54,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:54,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:39:54,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:39:54,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:39:54,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:39:07" (1/3) ... [2023-11-19 07:39:54,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6678993f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:54, skipping insertion in model container [2023-11-19 07:39:54,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:14" (2/3) ... [2023-11-19 07:39:54,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6678993f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:54, skipping insertion in model container [2023-11-19 07:39:54,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:54" (3/3) ... [2023-11-19 07:39:54,167 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2023-11-19 07:39:54,189 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:39:54,189 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:39:54,294 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:39:54,301 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@16548bd0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:39:54,302 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:39:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand has 2112 states, 1545 states have (on average 1.4) internal successors, (2163), 1570 states have internal predecessors, (2163), 453 states have call successors, (453), 112 states have call predecessors, (453), 112 states have return successors, (453), 452 states have call predecessors, (453), 453 states have call successors, (453) [2023-11-19 07:39:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 07:39:54,325 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:54,326 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:54,327 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:54,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:54,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1500130735, now seen corresponding path program 1 times [2023-11-19 07:39:54,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:54,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844047216] [2023-11-19 07:39:54,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:54,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms