./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.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_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ --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 213c19133f8e1eb8e04c1430c89bd3923e29e833639b74dc68815899bbf3f9fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:13:56,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:13:56,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:13:56,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:13:56,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:13:56,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:13:56,233 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:13:56,234 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:13:56,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:13:56,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:13:56,240 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:13:56,240 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:13:56,240 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:13:56,242 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:13:56,242 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:13:56,243 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:13:56,243 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:13:56,243 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:13:56,244 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:13:56,244 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:13:56,245 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:13:56,245 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:13:56,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:13:56,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:13:56,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:13:56,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:13:56,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:13:56,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:13:56,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:13:56,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:13:56,250 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:13:56,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:13:56,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:13:56,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:13:56,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:13:56,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:13:56,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:13:56,258 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:13:56,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:13:56,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:13:56,259 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:13:56,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:13:56,260 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213c19133f8e1eb8e04c1430c89bd3923e29e833639b74dc68815899bbf3f9fa [2023-11-19 04:13:56,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:13:56,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:13:56,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:13:56,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:13:56,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:13:56,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/../../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 04:13:59,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:14:00,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:14:00,638 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/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 04:14:00,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/data/49706cf6e/0ab4b4775cfb47b2a4501c7d2830f725/FLAG389c3ae8f [2023-11-19 04:14:00,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/data/49706cf6e/0ab4b4775cfb47b2a4501c7d2830f725 [2023-11-19 04:14:00,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:14:00,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:14:00,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:00,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:14:00,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:14:00,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:00" (1/1) ... [2023-11-19 04:14:00,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781dbabf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:00, skipping insertion in model container [2023-11-19 04:14:00,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:00" (1/1) ... [2023-11-19 04:14:00,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:14:05,104 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_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/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 04:14:05,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:05,566 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:14:05,676 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 04:14:05,793 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 04:14:06,207 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 04:14:06,346 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 04:14:06,347 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 04:14:06,419 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 04:14:06,419 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 04:14:06,613 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 04:14:06,614 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 04:14:06,615 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 04:14:06,615 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 04:14:06,615 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 04:14:06,615 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 04:14:06,763 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_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/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 04:14:06,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:07,108 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:14:07,116 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:14:07,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07 WrapperNode [2023-11-19 04:14:07,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:07,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:07,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:14:07,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:14:07,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:07,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,004 INFO L138 Inliner]: procedures = 457, calls = 15696, calls flagged for inlining = 155, calls inlined = 76, statements flattened = 13328 [2023-11-19 04:14:08,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:08,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:14:08,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:14:08,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:14:08,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:14:08,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:14:08,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:14:08,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:14:08,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (1/1) ... [2023-11-19 04:14:08,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:08,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:14:08,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:14:08,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68a8c6a-0b2b-45d6-8a3f-41330365f9b2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:14:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 04:14:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 04:14:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2023-11-19 04:14:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2023-11-19 04:14:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_area_set [2023-11-19 04:14:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_area_set [2023-11-19 04:14:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_alloc_urbs [2023-11-19 04:14:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_alloc_urbs [2023-11-19 04:14:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-11-19 04:14:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-11-19 04:14:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2023-11-19 04:14:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:14:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:14:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2023-11-19 04:14:08,993 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2023-11-19 04:14:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-19 04:14:08,993 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-19 04:14:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-19 04:14:08,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-19 04:14:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 04:14:08,994 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 04:14:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2023-11-19 04:14:08,994 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2023-11-19 04:14:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:14:08,995 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:14:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2023-11-19 04:14:08,995 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2023-11-19 04:14:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_em28xx [2023-11-19 04:14:08,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_em28xx [2023-11-19 04:14:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-11-19 04:14:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-11-19 04:14:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 04:14:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 04:14:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 04:14:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 04:14:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2023-11-19 04:14:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2023-11-19 04:14:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:14:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:14:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2023-11-19 04:14:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2023-11-19 04:14:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2023-11-19 04:14:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2023-11-19 04:14:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:14:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vbi_supported [2023-11-19 04:14:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vbi_supported [2023-11-19 04:14:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 04:14:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 04:14:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:14:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:14:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_copy_video [2023-11-19 04:14:09,002 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_copy_video [2023-11-19 04:14:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2023-11-19 04:14:09,002 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2023-11-19 04:14:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_ident [2023-11-19 04:14:09,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_ident [2023-11-19 04:14:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-19 04:14:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-19 04:14:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2023-11-19 04:14:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2023-11-19 04:14:09,004 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2023-11-19 04:14:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2023-11-19 04:14:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:14:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2023-11-19 04:14:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2023-11-19 04:14:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 04:14:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 04:14:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2023-11-19 04:14:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2023-11-19 04:14:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 04:14:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 04:14:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2023-11-19 04:14:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2023-11-19 04:14:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:14:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 04:14:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 04:14:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-11-19 04:14:09,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-11-19 04:14:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:14:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2023-11-19 04:14:09,008 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2023-11-19 04:14:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:14:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:14:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 04:14:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 04:14:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2023-11-19 04:14:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2023-11-19 04:14:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 04:14:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 04:14:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2023-11-19 04:14:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2023-11-19 04:14:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-19 04:14:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2023-11-19 04:14:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2023-11-19 04:14:09,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:14:09,011 INFO L130 BoogieDeclarations]: Found specification of procedure video_mux [2023-11-19 04:14:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mux [2023-11-19 04:14:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:14:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:14:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 04:14:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2023-11-19 04:14:09,013 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2023-11-19 04:14:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:14:09,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:14:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 04:14:09,014 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 04:14:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2023-11-19 04:14:09,014 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2023-11-19 04:14:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_analog_streaming [2023-11-19 04:14:09,014 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_analog_streaming [2023-11-19 04:14:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2023-11-19 04:14:09,015 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2023-11-19 04:14:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2023-11-19 04:14:09,015 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2023-11-19 04:14:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_reg_len [2023-11-19 04:14:09,016 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_reg_len [2023-11-19 04:14:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 04:14:09,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 04:14:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-19 04:14:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure get_ressource [2023-11-19 04:14:09,016 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ressource [2023-11-19 04:14:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-19 04:14:09,017 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-19 04:14:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_outfmt [2023-11-19 04:14:09,017 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_outfmt [2023-11-19 04:14:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:14:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:14:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 04:14:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 04:14:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 04:14:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 04:14:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2023-11-19 04:14:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2023-11-19 04:14:09,020 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2023-11-19 04:14:09,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2023-11-19 04:14:09,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2023-11-19 04:14:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:14:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:14:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-19 04:14:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-19 04:14:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_close [2023-11-19 04:14:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_close [2023-11-19 04:14:09,026 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2023-11-19 04:14:09,026 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2023-11-19 04:14:09,026 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-19 04:14:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-19 04:14:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2023-11-19 04:14:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2023-11-19 04:14:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 04:14:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 04:14:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:14:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:14:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2023-11-19 04:14:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2023-11-19 04:14:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_s_ctrl [2023-11-19 04:14:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_s_ctrl [2023-11-19 04:14:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:14:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:14:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2023-11-19 04:14:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2023-11-19 04:14:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_prepare [2023-11-19 04:14:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_prepare [2023-11-19 04:14:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2023-11-19 04:14:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2023-11-19 04:14:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 04:14:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 04:14:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-19 04:14:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-19 04:14:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_em28xx [2023-11-19 04:14:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_em28xx [2023-11-19 04:14:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2023-11-19 04:14:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2023-11-19 04:14:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:14:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-19 04:14:09,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-19 04:14:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:14:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_info [2023-11-19 04:14:09,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_info [2023-11-19 04:14:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_video_format [2023-11-19 04:14:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_video_format [2023-11-19 04:14:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:14:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2023-11-19 04:14:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2023-11-19 04:14:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:14:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:14:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-11-19 04:14:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-11-19 04:14:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 04:14:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 04:14:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 04:14:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 04:14:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_resolution_set [2023-11-19 04:14:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_resolution_set [2023-11-19 04:14:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 04:14:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 04:14:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2023-11-19 04:14:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2023-11-19 04:14:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 04:14:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 04:14:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2023-11-19 04:14:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2023-11-19 04:14:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_open [2023-11-19 04:14:09,040 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_open [2023-11-19 04:14:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2023-11-19 04:14:09,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2023-11-19 04:14:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 04:14:09,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 04:14:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2023-11-19 04:14:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2023-11-19 04:14:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:14:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:14:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:14:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:14:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:14:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2023-11-19 04:14:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2023-11-19 04:14:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure finish_field_prepare_next [2023-11-19 04:14:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_field_prepare_next [2023-11-19 04:14:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2023-11-19 04:14:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2023-11-19 04:14:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_wake_i2c [2023-11-19 04:14:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_wake_i2c [2023-11-19 04:14:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure size_to_scale [2023-11-19 04:14:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure size_to_scale [2023-11-19 04:14:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2023-11-19 04:14:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2023-11-19 04:14:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2023-11-19 04:14:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2023-11-19 04:14:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure scale_to_size [2023-11-19 04:14:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure scale_to_size [2023-11-19 04:14:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2023-11-19 04:14:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2023-11-19 04:14:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2023-11-19 04:14:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2023-11-19 04:14:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2023-11-19 04:14:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2023-11-19 04:14:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:14:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:14:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:14:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_vaddr [2023-11-19 04:14:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_vaddr [2023-11-19 04:14:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:14:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:14:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_start [2023-11-19 04:14:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_start [2023-11-19 04:14:09,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:14:09,984 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:14:40,506 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:14:43,579 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:14:43,579 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:14:43,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:43 BoogieIcfgContainer [2023-11-19 04:14:43,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:14:43,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:14:43,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:14:43,603 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:14:43,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:14:00" (1/3) ... [2023-11-19 04:14:43,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57233ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:43, skipping insertion in model container [2023-11-19 04:14:43,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:07" (2/3) ... [2023-11-19 04:14:43,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57233ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:43, skipping insertion in model container [2023-11-19 04:14:43,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:43" (3/3) ... [2023-11-19 04:14:43,608 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 04:14:43,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:14:43,628 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:14:43,733 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:14:43,740 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=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;@10a6c130, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:14:43,741 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:14:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand has 1614 states, 1047 states have (on average 1.3610315186246418) internal successors, (1425), 1072 states have internal predecessors, (1425), 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 04:14:43,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:14:43,763 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:14:43,763 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:14:43,764 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:14:43,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:14:43,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1129466057, now seen corresponding path program 1 times [2023-11-19 04:14:43,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:14:43,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058029201] [2023-11-19 04:14:43,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:43,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms