./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 215a7525056845ea0fee5faae81ae08fa128d6b1491e3570861eb82be0fdbd58 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:29:49,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:29:49,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 04:29:49,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:29:49,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:29:49,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:29:49,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:29:49,917 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:29:49,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:29:49,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:29:49,919 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:29:49,919 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:29:49,920 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:29:49,920 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:29:49,920 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:29:49,921 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:29:49,921 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:29:49,921 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:29:49,922 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:29:49,922 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:29:49,923 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:29:49,923 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:29:49,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:29:49,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:29:49,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:29:49,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:29:49,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:29:49,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:29:49,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:29:49,926 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:29:49,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:29:49,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:29:49,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:29:49,928 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:29:49,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:29:49,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:29:49,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:29:49,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:29:49,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:29:49,930 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:29:49,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:29:49,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:29:49,931 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:29:49,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:29:49,931 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_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 215a7525056845ea0fee5faae81ae08fa128d6b1491e3570861eb82be0fdbd58 [2024-11-09 04:29:50,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:29:50,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:29:50,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:29:50,239 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:29:50,239 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:29:50,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i Unable to find full path for "g++" [2024-11-09 04:29:52,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:29:53,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:29:53,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-09 04:29:53,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/data/639a76c3d/8b3150b24d3846b6863248af3e62856e/FLAG2ac635403 [2024-11-09 04:29:53,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/data/639a76c3d/8b3150b24d3846b6863248af3e62856e [2024-11-09 04:29:53,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:29:53,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:29:53,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:53,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:29:53,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:29:53,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:53" (1/1) ... [2024-11-09 04:29:53,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c31c43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:53, skipping insertion in model container [2024-11-09 04:29:53,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:53" (1/1) ... [2024-11-09 04:29:53,525 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:29:56,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2024-11-09 04:29:56,616 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2024-11-09 04:29:56,617 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2024-11-09 04:29:56,618 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2024-11-09 04:29:56,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:56,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:29:57,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/8d0c6a3/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6142-6143] [2024-11-09 04:29:57,214 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"); [6148-6150] [2024-11-09 04:29:57,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6185] [2024-11-09 04:29:57,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6188] [2024-11-09 04:29:57,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6191] [2024-11-09 04:29:57,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6194] [2024-11-09 04:29:57,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (59), "i" (12UL)); [8008-8009] [2024-11-09 04:29:57,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (911), "i" (12UL)); [9298-9299] [2024-11-09 04:29:57,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (911), "i" (12UL)); [9310-9311] [2024-11-09 04:29:57,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (912), "i" (12UL)); [9327-9328] [2024-11-09 04:29:57,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/usb/em28xx/em28xx-i2c.c"), "i" (912), "i" (12UL)); [9340-9341] [2024-11-09 04:29:57,604 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)); [9537] [2024-11-09 04:29:57,606 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [9544] [2024-11-09 04:29:57,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2024-11-09 04:29:57,956 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2024-11-09 04:29:57,957 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2024-11-09 04:29:57,957 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2024-11-09 04:29:57,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:58,177 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:29:58,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58 WrapperNode [2024-11-09 04:29:58,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:58,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:29:58,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:29:58,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:29:58,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:29:58,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:01,860 INFO L138 Inliner]: procedures = 274, calls = 13838, calls flagged for inlining = 130, calls inlined = 110, statements flattened = 19254 [2024-11-09 04:30:01,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:30:01,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:30:01,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:30:01,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:30:01,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:01,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:02,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:02,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:30:06,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:30:06,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:30:06,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:30:06,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (1/1) ... [2024-11-09 04:30:06,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:30:06,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:30:06,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:30:06,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ca4073-5b20-4e36-a4ed-6fb28122a975/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:30:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 04:30:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 04:30:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2024-11-09 04:30:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2024-11-09 04:30:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-09 04:30:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-09 04:30:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 04:30:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2024-11-09 04:30:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2024-11-09 04:30:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 04:30:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 04:30:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 04:30:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 04:30:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 04:30:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2024-11-09 04:30:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2024-11-09 04:30:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2024-11-09 04:30:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2024-11-09 04:30:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2024-11-09 04:30:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2024-11-09 04:30:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:30:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:30:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2024-11-09 04:30:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2024-11-09 04:30:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2024-11-09 04:30:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2024-11-09 04:30:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2024-11-09 04:30:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2024-11-09 04:30:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 04:30:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 04:30:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2024-11-09 04:30:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2024-11-09 04:30:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 04:30:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 04:30:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 04:30:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 04:30:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2024-11-09 04:30:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2024-11-09 04:30:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2024-11-09 04:30:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2024-11-09 04:30:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2024-11-09 04:30:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2024-11-09 04:30:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2024-11-09 04:30:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2024-11-09 04:30:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:30:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2024-11-09 04:30:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2024-11-09 04:30:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2024-11-09 04:30:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2024-11-09 04:30:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 04:30:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 04:30:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 04:30:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 04:30:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 04:30:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2024-11-09 04:30:06,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2024-11-09 04:30:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:30:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 04:30:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2024-11-09 04:30:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2024-11-09 04:30:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:30:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:30:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:30:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:30:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2024-11-09 04:30:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2024-11-09 04:30:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 04:30:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 04:30:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-09 04:30:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-09 04:30:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 04:30:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 04:30:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 04:30:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 04:30:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 04:30:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 04:30:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2024-11-09 04:30:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2024-11-09 04:30:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-09 04:30:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-09 04:30:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 04:30:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 04:30:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2024-11-09 04:30:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2024-11-09 04:30:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-09 04:30:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-09 04:30:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2024-11-09 04:30:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2024-11-09 04:30:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 04:30:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-09 04:30:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-09 04:30:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-09 04:30:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2024-11-09 04:30:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2024-11-09 04:30:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2024-11-09 04:30:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2024-11-09 04:30:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2024-11-09 04:30:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 04:30:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 04:30:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 04:30:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2024-11-09 04:30:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2024-11-09 04:30:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:30:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-09 04:30:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-09 04:30:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2024-11-09 04:30:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2024-11-09 04:30:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 04:30:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 04:30:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-09 04:30:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-09 04:30:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 04:30:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 04:30:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:30:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:30:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2024-11-09 04:30:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2024-11-09 04:30:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 04:30:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 04:30:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-09 04:30:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-09 04:30:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:30:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 04:30:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 04:30:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2024-11-09 04:30:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2024-11-09 04:30:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:30:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2024-11-09 04:30:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2024-11-09 04:30:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:30:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 04:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 04:30:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 04:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 04:30:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:30:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2024-11-09 04:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2024-11-09 04:30:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2024-11-09 04:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2024-11-09 04:30:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 04:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 04:30:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2024-11-09 04:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2024-11-09 04:30:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2024-11-09 04:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2024-11-09 04:30:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-09 04:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-09 04:30:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 04:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 04:30:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2024-11-09 04:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2024-11-09 04:30:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2024-11-09 04:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2024-11-09 04:30:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2024-11-09 04:30:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2024-11-09 04:30:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2024-11-09 04:30:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2024-11-09 04:30:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-09 04:30:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-09 04:30:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2024-11-09 04:30:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2024-11-09 04:30:06,638 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2024-11-09 04:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2024-11-09 04:30:06,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:30:06,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2024-11-09 04:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2024-11-09 04:30:06,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:30:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2024-11-09 04:30:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2024-11-09 04:30:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 04:30:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 04:30:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:30:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:30:07,959 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:30:07,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:30:08,352 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 04:40:18,759 INFO L? ?]: Removed 1753 outVars from TransFormulas that were not future-live. [2024-11-09 04:40:18,760 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:40:51,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:40:51,714 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 04:40:51,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:40:51 BoogieIcfgContainer [2024-11-09 04:40:51,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:40:51,717 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:40:51,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:40:51,721 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:40:51,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:29:53" (1/3) ... [2024-11-09 04:40:51,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3140ea7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:40:51, skipping insertion in model container [2024-11-09 04:40:51,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:58" (2/3) ... [2024-11-09 04:40:51,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3140ea7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:40:51, skipping insertion in model container [2024-11-09 04:40:51,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:40:51" (3/3) ... [2024-11-09 04:40:51,726 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2024-11-09 04:40:51,746 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:40:51,747 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-09 04:40:51,893 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:40:51,902 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@27eb1dd5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:40:51,903 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-09 04:40:51,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 1570 states, 1014 states have (on average 1.3747534516765285) internal successors, (1394), 1051 states have internal predecessors, (1394), 473 states have call successors, (473), 79 states have call predecessors, (473), 78 states have return successors, (469), 466 states have call predecessors, (469), 469 states have call successors, (469) [2024-11-09 04:40:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 04:40:51,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:40:51,930 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:40:51,930 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_put_devErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_usb_put_devErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-09 04:40:51,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:40:51,937 INFO L85 PathProgramCache]: Analyzing trace with hash 932765229, now seen corresponding path program 1 times [2024-11-09 04:40:51,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:40:51,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484697984] [2024-11-09 04:40:51,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:40:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms