./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire --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 1e62d6cd0cc1881af8a0441eecf66de714a02b83a33093d18addba3b875310c8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:39,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:39,833 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:17:39,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:39,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:39,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:39,870 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:39,871 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:39,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:39,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:39,873 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:39,874 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:39,874 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:39,875 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:17:39,875 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:39,876 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:39,876 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:17:39,877 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:17:39,878 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:39,878 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:17:39,879 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:17:39,886 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:17:39,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:39,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:17:39,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:17:39,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:39,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:17:39,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:39,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:17:39,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:17:39,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:39,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:39,893 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:39,893 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:39,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:39,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:39,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:39,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:17:39,895 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:17:39,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:17:39,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:39,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:17:39,896 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:39,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:39,897 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e62d6cd0cc1881af8a0441eecf66de714a02b83a33093d18addba3b875310c8 [2023-11-23 21:17:40,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:40,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:40,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:40,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:40,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:40,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-23 21:17:43,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:44,117 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:44,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-23 21:17:44,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/data/853a91e4b/a2df71b699d0452b8872a56bcf1a5d4d/FLAG80539eb47 [2023-11-23 21:17:44,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/data/853a91e4b/a2df71b699d0452b8872a56bcf1a5d4d [2023-11-23 21:17:44,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:44,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:44,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:44,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:44,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:44,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:44" (1/1) ... [2023-11-23 21:17:44,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2395c084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:44, skipping insertion in model container [2023-11-23 21:17:44,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:44" (1/1) ... [2023-11-23 21:17:44,409 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:47,299 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[324684,324697] [2023-11-23 21:17:47,304 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[324853,324866] [2023-11-23 21:17:47,305 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[325020,325033] [2023-11-23 21:17:47,305 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[325188,325201] [2023-11-23 21:17:47,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:47,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:17:47,515 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; decl %0": "+m" (v->counter)); [4689] [2023-11-23 21:17:47,518 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [4717-4718] [2023-11-23 21:17:47,519 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4721-4722] [2023-11-23 21:17:47,519 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4725-4726] [2023-11-23 21:17:47,519 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4729-4730] [2023-11-23 21:17:47,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [4807] [2023-11-23 21:17:47,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4810] [2023-11-23 21:17:47,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4813] [2023-11-23 21:17:47,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4816] [2023-11-23 21:17:47,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [4875] [2023-11-23 21:17:47,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [4882] [2023-11-23 21:17:47,546 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/platform/sh_vou.c"), "i" (232), "i" (12UL)); [5248-5249] [2023-11-23 21:17:48,024 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[324684,324697] [2023-11-23 21:17:48,025 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[324853,324866] [2023-11-23 21:17:48,026 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[325020,325033] [2023-11-23 21:17:48,026 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_19db3bac-a68a-4d42-8d01-84e7cae19f15/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i[325188,325201] [2023-11-23 21:17:48,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:48,235 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:48,236 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:48,245 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:17:48,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48 WrapperNode [2023-11-23 21:17:48,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:48,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:48,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:17:48,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:17:48,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:48,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:49,567 INFO L138 Inliner]: procedures = 379, calls = 4139, calls flagged for inlining = 204, calls inlined = 195, statements flattened = 8601 [2023-11-23 21:17:49,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:49,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:17:49,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:17:49,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:17:49,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:49,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:50,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:50,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:17:51,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:17:51,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:17:51,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:17:51,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (1/1) ... [2023-11-23 21:17:51,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:51,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:17:51,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:17:51,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19db3bac-a68a-4d42-8d01-84e7cae19f15/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:17:51,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:17:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:17:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:17:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:17:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_schedule_next [2023-11-23 21:17:51,556 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_schedule_next [2023-11-23 21:17:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2023-11-23 21:17:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2023-11-23 21:17:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:17:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:17:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_configure_geometry [2023-11-23 21:17:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_configure_geometry [2023-11-23 21:17:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-23 21:17:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-23 21:17:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-11-23 21:17:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-11-23 21:17:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:17:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:17:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_ab_set [2023-11-23 21:17:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_ab_set [2023-11-23 21:17:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:17:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:17:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-23 21:17:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-23 21:17:51,561 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_release [2023-11-23 21:17:51,561 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_release [2023-11-23 21:17:51,561 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_remove [2023-11-23 21:17:51,561 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_remove [2023-11-23 21:17:51,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sh_vou_exit_9_2 [2023-11-23 21:17:51,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sh_vou_exit_9_2 [2023-11-23 21:17:51,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-23 21:17:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-23 21:17:51,562 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-23 21:17:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-23 21:17:51,562 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_m_write [2023-11-23 21:17:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_m_write [2023-11-23 21:17:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure free_buffer [2023-11-23 21:17:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure free_buffer [2023-11-23 21:17:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:17:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2023-11-23 21:17:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2023-11-23 21:17:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:17:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:17:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:17:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:17:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:17:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-23 21:17:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:17:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:17:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-23 21:17:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-23 21:17:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:17:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2023-11-23 21:17:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2023-11-23 21:17:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:17:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:17:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:17:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma_contig [2023-11-23 21:17:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma_contig [2023-11-23 21:17:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_write [2023-11-23 21:17:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_write [2023-11-23 21:17:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:17:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:17:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-23 21:17:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-23 21:17:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:17:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:17:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_open [2023-11-23 21:17:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_open [2023-11-23 21:17:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:17:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:17:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_read [2023-11-23 21:17:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_read [2023-11-23 21:17:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:17:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:17:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:17:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:17:51,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:17:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:17:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2023-11-23 21:17:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2023-11-23 21:17:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-23 21:17:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-23 21:17:51,570 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 21:17:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 21:17:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:17:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:17:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_hw_init [2023-11-23 21:17:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_hw_init [2023-11-23 21:17:51,571 INFO L130 BoogieDeclarations]: Found specification of procedure printk_timed_ratelimit [2023-11-23 21:17:51,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_timed_ratelimit [2023-11-23 21:17:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:17:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:17:51,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:17:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_poll [2023-11-23 21:17:51,572 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_poll [2023-11-23 21:17:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:17:51,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:17:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:17:51,573 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:17:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:17:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-23 21:17:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-23 21:17:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_mmap [2023-11-23 21:17:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_mmap [2023-11-23 21:17:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 21:17:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 21:17:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2023-11-23 21:17:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2023-11-23 21:17:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:17:51,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:17:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2023-11-23 21:17:51,575 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2023-11-23 21:17:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sh_vou_device [2023-11-23 21:17:51,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sh_vou_device [2023-11-23 21:17:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:51,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:17:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:17:51,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:17:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:17:51,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:17:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_ab_write [2023-11-23 21:17:51,577 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_ab_write [2023-11-23 21:17:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-23 21:17:51,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-23 21:17:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-23 21:17:51,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-23 21:17:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_put_adapter [2023-11-23 21:17:51,578 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_put_adapter [2023-11-23 21:17:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:17:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:17:51,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:17:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:17:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:17:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:51,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:51,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_bound_align_image [2023-11-23 21:17:51,580 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_bound_align_image [2023-11-23 21:17:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sh_vou_device [2023-11-23 21:17:51,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sh_vou_device [2023-11-23 21:17:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_set [2023-11-23 21:17:51,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_set [2023-11-23 21:17:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2023-11-23 21:17:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2023-11-23 21:17:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:17:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:17:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-11-23 21:17:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-11-23 21:17:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2023-11-23 21:17:51,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2023-11-23 21:17:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:51,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure vou_adjust_input [2023-11-23 21:17:51,582 INFO L138 BoogieDeclarations]: Found implementation of procedure vou_adjust_input [2023-11-23 21:17:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 21:17:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 21:17:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:17:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-11-23 21:17:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-11-23 21:17:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:17:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:17:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:17:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:17:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_probe [2023-11-23 21:17:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_probe [2023-11-23 21:17:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_ntsc_mode [2023-11-23 21:17:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_ntsc_mode [2023-11-23 21:17:52,583 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:17:52,587 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:17:53,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:18:06,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:18:15,336 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:17,888 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:17,889 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 21:18:17,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:17 BoogieIcfgContainer [2023-11-23 21:18:17,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:17,896 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:17,896 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:17,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:17,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:17:44" (1/3) ... [2023-11-23 21:18:17,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f2ea39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:17, skipping insertion in model container [2023-11-23 21:18:17,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:48" (2/3) ... [2023-11-23 21:18:17,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f2ea39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:17, skipping insertion in model container [2023-11-23 21:18:17,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:17" (3/3) ... [2023-11-23 21:18:17,904 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-23 21:18:17,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:17,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:18:18,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:18,049 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;@2266fea0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:18,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:18:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 1365 states, 854 states have (on average 1.3466042154566744) internal successors, (1150), 868 states have internal predecessors, (1150), 429 states have call successors, (429), 80 states have call predecessors, (429), 79 states have return successors, (420), 418 states have call predecessors, (420), 420 states have call successors, (420) [2023-11-23 21:18:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-23 21:18:18,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:18,114 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:18,115 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-23 21:18:18,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:18,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1995588613, now seen corresponding path program 1 times [2023-11-23 21:18:18,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:18:18,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462417550] [2023-11-23 21:18:18,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:18,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:18:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1409 trivial. 0 not checked. [2023-11-23 21:18:19,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:18:19,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462417550] [2023-11-23 21:18:19,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462417550] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:18:19,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:18:19,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:18:19,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094463933] [2023-11-23 21:18:19,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:18:19,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:18:19,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:18:19,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:18:19,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:18:19,819 INFO L87 Difference]: Start difference. First operand has 1365 states, 854 states have (on average 1.3466042154566744) internal successors, (1150), 868 states have internal predecessors, (1150), 429 states have call successors, (429), 80 states have call predecessors, (429), 79 states have return successors, (420), 418 states have call predecessors, (420), 420 states have call successors, (420) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 21:18:22,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:18:26,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:18:31,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []