./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/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_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:18:07,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:18:07,942 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:18:07,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:18:07,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:18:08,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:18:08,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:18:08,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:18:08,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:18:08,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:18:08,034 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:18:08,034 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:18:08,035 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:18:08,037 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:18:08,037 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:18:08,038 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:18:08,038 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:18:08,038 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:18:08,039 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:18:08,039 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:18:08,041 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:18:08,042 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:18:08,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:18:08,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:18:08,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:18:08,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:18:08,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:18:08,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:18:08,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:18:08,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:18:08,048 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:18:08,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:18:08,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:18:08,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:18:08,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:18:08,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:18:08,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:18:08,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:18:08,051 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:18:08,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:18:08,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:18:08,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:18:08,052 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:18:08,053 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:18:08,053 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e62d6cd0cc1881af8a0441eecf66de714a02b83a33093d18addba3b875310c8 [2023-11-24 23:18:08,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:18:08,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:18:08,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:18:08,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:18:08,434 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:18:08,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-24 23:18:11,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:18:12,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:18:12,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-24 23:18:12,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/data/ef60e1b0b/cfdf3e5de86d441ab58f4bff09b4d07a/FLAG57f9a20bd [2023-11-24 23:18:12,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/data/ef60e1b0b/cfdf3e5de86d441ab58f4bff09b4d07a [2023-11-24 23:18:12,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:18:12,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:18:12,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:18:12,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:18:12,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:18:12,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:18:12" (1/1) ... [2023-11-24 23:18:12,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f97574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:12, skipping insertion in model container [2023-11-24 23:18:12,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:18:12" (1/1) ... [2023-11-24 23:18:12,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:18:16,277 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,282 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,283 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,283 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:18:16,373 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:18:16,492 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] [2023-11-24 23:18:16,494 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] [2023-11-24 23:18:16,495 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] [2023-11-24 23:18:16,495 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] [2023-11-24 23:18:16,495 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] [2023-11-24 23:18:16,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [4807] [2023-11-24 23:18:16,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4810] [2023-11-24 23:18:16,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4813] [2023-11-24 23:18:16,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [4816] [2023-11-24 23:18:16,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [4875] [2023-11-24 23:18:16,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [4882] [2023-11-24 23:18:16,508 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] [2023-11-24 23:18:16,855 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,856 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,857 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,904 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_cccb32d7-6133-4861-843b-d48e6ed5cf14/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] [2023-11-24 23:18:16,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:18:17,052 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:18:17,052 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:18:17,060 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:18:17,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17 WrapperNode [2023-11-24 23:18:17,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:18:17,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:18:17,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:18:17,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:18:17,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:17,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:18,695 INFO L138 Inliner]: procedures = 379, calls = 4139, calls flagged for inlining = 204, calls inlined = 195, statements flattened = 8651 [2023-11-24 23:18:18,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:18:18,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:18:18,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:18:18,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:18:18,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:18,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:19,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:19,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:18:20,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:18:20,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:18:20,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:18:20,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (1/1) ... [2023-11-24 23:18:20,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:18:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:18:20,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:18:20,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cccb32d7-6133-4861-843b-d48e6ed5cf14/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:18:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:18:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:18:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:18:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:18:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_schedule_next [2023-11-24 23:18:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_schedule_next [2023-11-24 23:18:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:18:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:18:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2023-11-24 23:18:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2023-11-24 23:18:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:18:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:18:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_configure_geometry [2023-11-24 23:18:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_configure_geometry [2023-11-24 23:18:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-24 23:18:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-24 23:18:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-11-24 23:18:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-11-24 23:18:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:18:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:18:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:18:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:18:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_ab_set [2023-11-24 23:18:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_ab_set [2023-11-24 23:18:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:18:20,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:18:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-24 23:18:20,778 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-24 23:18:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_release [2023-11-24 23:18:20,778 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_release [2023-11-24 23:18:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_remove [2023-11-24 23:18:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_remove [2023-11-24 23:18:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sh_vou_exit_9_2 [2023-11-24 23:18:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sh_vou_exit_9_2 [2023-11-24 23:18:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-24 23:18:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-24 23:18:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-24 23:18:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-24 23:18:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_m_write [2023-11-24 23:18:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_m_write [2023-11-24 23:18:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_buffer [2023-11-24 23:18:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_buffer [2023-11-24 23:18:20,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:18:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2023-11-24 23:18:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2023-11-24 23:18:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:18:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:18:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:18:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:18:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:18:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-24 23:18:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:18:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:18:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-24 23:18:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-24 23:18:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:18:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2023-11-24 23:18:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2023-11-24 23:18:20,786 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:18:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:18:20,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:18:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma_contig [2023-11-24 23:18:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma_contig [2023-11-24 23:18:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_write [2023-11-24 23:18:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_write [2023-11-24 23:18:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:18:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:18:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:18:20,789 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:18:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:18:20,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:18:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_open [2023-11-24 23:18:20,789 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_open [2023-11-24 23:18:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:18:20,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:18:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_read [2023-11-24 23:18:20,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_read [2023-11-24 23:18:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:18:20,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:18:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:18:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:18:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:18:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:18:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2023-11-24 23:18:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2023-11-24 23:18:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:18:20,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:18:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:18:20,792 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:18:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:18:20,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:18:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_hw_init [2023-11-24 23:18:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_hw_init [2023-11-24 23:18:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure printk_timed_ratelimit [2023-11-24 23:18:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_timed_ratelimit [2023-11-24 23:18:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:18:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:18:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:18:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_poll [2023-11-24 23:18:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_poll [2023-11-24 23:18:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:18:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:18:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:18:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:18:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:18:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-24 23:18:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-24 23:18:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_mmap [2023-11-24 23:18:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_mmap [2023-11-24 23:18:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-24 23:18:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-24 23:18:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2023-11-24 23:18:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2023-11-24 23:18:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:18:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:18:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2023-11-24 23:18:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2023-11-24 23:18:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sh_vou_device [2023-11-24 23:18:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sh_vou_device [2023-11-24 23:18:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:18:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:18:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:18:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:18:20,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:18:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:18:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:18:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_ab_write [2023-11-24 23:18:20,803 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_ab_write [2023-11-24 23:18:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-24 23:18:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-24 23:18:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-24 23:18:20,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-24 23:18:20,808 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_put_adapter [2023-11-24 23:18:20,808 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_put_adapter [2023-11-24 23:18:20,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:18:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:18:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:18:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:18:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:18:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:18:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:18:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:18:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:18:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_bound_align_image [2023-11-24 23:18:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_bound_align_image [2023-11-24 23:18:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sh_vou_device [2023-11-24 23:18:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sh_vou_device [2023-11-24 23:18:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_reg_a_set [2023-11-24 23:18:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_reg_a_set [2023-11-24 23:18:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2023-11-24 23:18:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2023-11-24 23:18:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:18:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:18:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-11-24 23:18:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-11-24 23:18:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2023-11-24 23:18:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2023-11-24 23:18:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:18:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:18:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure vou_adjust_input [2023-11-24 23:18:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure vou_adjust_input [2023-11-24 23:18:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-24 23:18:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-24 23:18:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:18:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-11-24 23:18:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-11-24 23:18:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:18:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:18:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:18:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:18:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_probe [2023-11-24 23:18:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_probe [2023-11-24 23:18:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure sh_vou_ntsc_mode [2023-11-24 23:18:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_vou_ntsc_mode [2023-11-24 23:18:21,893 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:18:21,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:18:22,248 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:18:35,862 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:18:44,158 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:18:46,434 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:18:46,434 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:18:46,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:18:46 BoogieIcfgContainer [2023-11-24 23:18:46,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:18:46,439 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:18:46,439 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:18:46,443 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:18:46,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:18:12" (1/3) ... [2023-11-24 23:18:46,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56803c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:18:46, skipping insertion in model container [2023-11-24 23:18:46,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:17" (2/3) ... [2023-11-24 23:18:46,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56803c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:18:46, skipping insertion in model container [2023-11-24 23:18:46,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:18:46" (3/3) ... [2023-11-24 23:18:46,446 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2023-11-24 23:18:46,466 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:18:46,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:18:46,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:18:46,559 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;@403b126c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:18:46,559 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:18:46,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 1366 states, 855 states have (on average 1.3461988304093566) internal successors, (1151), 869 states have internal predecessors, (1151), 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) [2023-11-24 23:18:46,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-24 23:18:46,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:18:46,601 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] [2023-11-24 23:18:46,602 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)] === [2023-11-24 23:18:46,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:18:46,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1783027242, now seen corresponding path program 1 times [2023-11-24 23:18:46,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:18:46,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025312153] [2023-11-24 23:18:46,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:18:46,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:18:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1409 trivial. 0 not checked. [2023-11-24 23:18:48,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:18:48,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025312153] [2023-11-24 23:18:48,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025312153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:18:48,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:18:48,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:18:48,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575220794] [2023-11-24 23:18:48,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:18:48,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:18:48,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:18:48,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:18:48,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:18:48,323 INFO L87 Difference]: Start difference. First operand has 1366 states, 855 states have (on average 1.3461988304093566) internal successors, (1151), 869 states have internal predecessors, (1151), 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) [2023-11-24 23:18:51,459 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 [] [2023-11-24 23:18:56,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-24 23:18:58,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []