./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX --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 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:41:55,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:41:55,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:41:55,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:41:55,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:41:55,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:41:55,973 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:41:55,973 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:41:55,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:41:55,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:41:55,980 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:41:55,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:41:55,982 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:41:55,983 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:41:55,984 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:41:55,984 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:41:55,985 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:41:55,985 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:41:55,985 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:41:55,986 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:41:55,986 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:41:55,987 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:41:55,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:41:55,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:41:55,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:41:55,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:41:55,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:41:55,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:41:55,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:41:55,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:41:55,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:41:55,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:41:55,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:41:55,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:41:55,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:41:55,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:41:55,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:41:55,995 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:41:55,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:41:55,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:41:55,995 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:41:55,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:41:55,996 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 [2023-11-12 00:41:56,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:41:56,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:41:56,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:41:56,362 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:41:56,363 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:41:56,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-12 00:41:59,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:42:00,151 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:42:00,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-12 00:42:00,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/data/b2a9968a9/7a9ead8a434b435d936774c833e848ef/FLAG6b58cb581 [2023-11-12 00:42:00,227 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/data/b2a9968a9/7a9ead8a434b435d936774c833e848ef [2023-11-12 00:42:00,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:42:00,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:42:00,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:00,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:42:00,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:42:00,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:00" (1/1) ... [2023-11-12 00:42:00,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210bb7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:00, skipping insertion in model container [2023-11-12 00:42:00,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:00" (1/1) ... [2023-11-12 00:42:00,541 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:42:05,187 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2023-11-12 00:42:05,194 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2023-11-12 00:42:05,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:05,370 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:42:05,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7929] [2023-11-12 00:42:05,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7936] [2023-11-12 00:42:05,604 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/pci/cx88/cx88-video.c"), "i" (341), "i" (12UL)); [8340-8341] [2023-11-12 00:42:05,709 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/pci/cx88/cx88-video.c"), "i" (543), "i" (12UL)); [8707-8708] [2023-11-12 00:42:05,714 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/pci/cx88/cx88-video.c"), "i" (602), "i" (12UL)); [8814-8815] [2023-11-12 00:42:05,729 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/pci/cx88/cx88-video.c"), "i" (698), "i" (12UL)); [8979-8980] [2023-11-12 00:42:05,731 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/pci/cx88/cx88-video.c"), "i" (713), "i" (12UL)); [9013-9014] [2023-11-12 00:42:05,800 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/pci/cx88/cx88-video.c"), "i" (814), "i" (12UL)); [9266-9267] [2023-11-12 00:42:06,351 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2023-11-12 00:42:06,351 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_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2023-11-12 00:42:06,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:06,640 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:42:06,648 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:42:06,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06 WrapperNode [2023-11-12 00:42:06,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:06,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:06,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:42:06,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:42:06,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:06,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,266 INFO L138 Inliner]: procedures = 538, calls = 4396, calls flagged for inlining = 264, calls inlined = 251, statements flattened = 9015 [2023-11-12 00:42:07,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:07,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:42:07,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:42:07,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:42:07,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:42:07,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:42:07,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:42:07,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:42:07,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (1/1) ... [2023-11-12 00:42:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:07,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:07,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:42:07,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7bc05a-0fd4-427e-9d5e-bb5c101670fb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:42:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2023-11-12 00:42:07,939 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2023-11-12 00:42:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:42:07,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:42:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-11-12 00:42:07,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-11-12 00:42:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_unregister_video [2023-11-12 00:42:07,940 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_unregister_video [2023-11-12 00:42:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2023-11-12 00:42:07,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2023-11-12 00:42:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:42:07,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:42:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2023-11-12 00:42:07,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2023-11-12 00:42:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2023-11-12 00:42:07,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2023-11-12 00:42:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2023-11-12 00:42:07,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2023-11-12 00:42:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 00:42:07,944 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 00:42:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvnorm [2023-11-12 00:42:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvnorm [2023-11-12 00:42:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvaudio [2023-11-12 00:42:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvaudio [2023-11-12 00:42:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_vid_ctrl [2023-11-12 00:42:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_vid_ctrl [2023-11-12 00:42:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2023-11-12 00:42:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2023-11-12 00:42:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_cx8800_dev [2023-11-12 00:42:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_cx8800_dev [2023-11-12 00:42:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:42:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:42:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2023-11-12 00:42:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2023-11-12 00:42:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2023-11-12 00:42:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2023-11-12 00:42:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 00:42:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 00:42:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2023-11-12 00:42:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2023-11-12 00:42:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_newstation [2023-11-12 00:42:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_newstation [2023-11-12 00:42:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2023-11-12 00:42:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2023-11-12 00:42:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:42:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-11-12 00:42:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-11-12 00:42:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_vdev_init [2023-11-12 00:42:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_vdev_init [2023-11-12 00:42:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure video_mmap [2023-11-12 00:42:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mmap [2023-11-12 00:42:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:42:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:42:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:42:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:42:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 00:42:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 00:42:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2023-11-12 00:42:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2023-11-12 00:42:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2023-11-12 00:42:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2023-11-12 00:42:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:42:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:42:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2023-11-12 00:42:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2023-11-12 00:42:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2023-11-12 00:42:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2023-11-12 00:42:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2023-11-12 00:42:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2023-11-12 00:42:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2023-11-12 00:42:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2023-11-12 00:42:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2023-11-12 00:42:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2023-11-12 00:42:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-11-12 00:42:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-11-12 00:42:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:42:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_stereo [2023-11-12 00:42:07,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_stereo [2023-11-12 00:42:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_vbi_fmt [2023-11-12 00:42:07,959 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_vbi_fmt [2023-11-12 00:42:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_102 [2023-11-12 00:42:07,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_102 [2023-11-12 00:42:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 00:42:07,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 00:42:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_audio_thread [2023-11-12 00:42:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2023-11-12 00:42:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2023-11-12 00:42:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2023-11-12 00:42:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2023-11-12 00:42:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:42:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-12 00:42:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-12 00:42:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:42:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:42:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_restart_vbi_queue [2023-11-12 00:42:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_restart_vbi_queue [2023-11-12 00:42:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:42:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_finidev [2023-11-12 00:42:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_finidev [2023-11-12 00:42:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:42:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:42:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2023-11-12 00:42:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2023-11-12 00:42:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_querycap [2023-11-12 00:42:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_querycap [2023-11-12 00:42:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:42:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:42:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_freq [2023-11-12 00:42:07,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_freq [2023-11-12 00:42:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:42:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:42:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_aud_ctrl [2023-11-12 00:42:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_aud_ctrl [2023-11-12 00:42:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2023-11-12 00:42:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2023-11-12 00:42:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-12 00:42:07,966 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-12 00:42:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_video_mux [2023-11-12 00:42:07,966 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_video_mux [2023-11-12 00:42:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:42:07,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:42:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2023-11-12 00:42:07,967 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2023-11-12 00:42:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-12 00:42:07,967 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-12 00:42:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2023-11-12 00:42:07,967 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2023-11-12 00:42:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:42:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 00:42:07,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 00:42:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:42:07,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:42:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 00:42:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 00:42:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 00:42:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 00:42:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2023-11-12 00:42:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2023-11-12 00:42:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:42:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:42:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:42:07,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:42:07,975 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2023-11-12 00:42:07,976 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2023-11-12 00:42:07,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:42:07,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:42:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:42:07,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:42:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure restart_video_queue [2023-11-12 00:42:07,984 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_video_queue [2023-11-12 00:42:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:42:07,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:42:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:42:07,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:42:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2023-11-12 00:42:07,985 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2023-11-12 00:42:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2023-11-12 00:42:07,986 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2023-11-12 00:42:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 00:42:07,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 00:42:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2023-11-12 00:42:07,987 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2023-11-12 00:42:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:42:07,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:42:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2023-11-12 00:42:07,987 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2023-11-12 00:42:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_enum_input [2023-11-12 00:42:07,987 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_enum_input [2023-11-12 00:42:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2023-11-12 00:42:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2023-11-12 00:42:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2023-11-12 00:42:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2023-11-12 00:42:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_tuner [2023-11-12 00:42:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_tuner [2023-11-12 00:42:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2023-11-12 00:42:07,988 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2023-11-12 00:42:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2023-11-12 00:42:07,989 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2023-11-12 00:42:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_buffer [2023-11-12 00:42:07,989 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_buffer [2023-11-12 00:42:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-12 00:42:07,989 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-12 00:42:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-12 00:42:07,989 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-12 00:42:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-12 00:42:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-12 00:42:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:42:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:42:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2023-11-12 00:42:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2023-11-12 00:42:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:42:07,990 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:42:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:42:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:42:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:42:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:42:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2023-11-12 00:42:07,991 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2023-11-12 00:42:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-11-12 00:42:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-11-12 00:42:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2023-11-12 00:42:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2023-11-12 00:42:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2023-11-12 00:42:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2023-11-12 00:42:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-12 00:42:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-12 00:42:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:42:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:42:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2023-11-12 00:42:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2023-11-12 00:42:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:42:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:42:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2023-11-12 00:42:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2023-11-12 00:42:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2023-11-12 00:42:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2023-11-12 00:42:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_resume [2023-11-12 00:42:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_resume [2023-11-12 00:42:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2023-11-12 00:42:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2023-11-12 00:42:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2023-11-12 00:42:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2023-11-12 00:42:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-12 00:42:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-12 00:42:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-12 00:42:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-12 00:42:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2023-11-12 00:42:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2023-11-12 00:42:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:42:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:42:07,996 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:42:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:42:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2023-11-12 00:42:07,996 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2023-11-12 00:42:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2023-11-12 00:42:07,996 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2023-11-12 00:42:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2023-11-12 00:42:07,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2023-11-12 00:42:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2023-11-12 00:42:07,997 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2023-11-12 00:42:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure start_video_dma [2023-11-12 00:42:07,997 INFO L138 BoogieDeclarations]: Found implementation of procedure start_video_dma [2023-11-12 00:42:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:42:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:42:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:42:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-11-12 00:42:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-11-12 00:42:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:42:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:42:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure get_queue [2023-11-12 00:42:07,998 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queue [2023-11-12 00:42:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:42:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:42:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:42:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:42:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-12 00:42:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-12 00:42:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:42:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:42:07,999 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-11-12 00:42:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-11-12 00:42:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 00:42:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 00:42:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2023-11-12 00:42:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2023-11-12 00:42:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2023-11-12 00:42:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2023-11-12 00:42:08,005 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:42:08,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:42:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:42:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:42:08,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:42:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2023-11-12 00:42:08,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2023-11-12 00:42:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2023-11-12 00:42:08,007 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2023-11-12 00:42:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 00:42:08,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 00:42:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_tuner [2023-11-12 00:42:08,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_tuner [2023-11-12 00:42:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-12 00:42:08,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-12 00:42:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_start_vbi_dma [2023-11-12 00:42:08,009 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_start_vbi_dma [2023-11-12 00:42:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_ir_stop [2023-11-12 00:42:08,010 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_ir_stop [2023-11-12 00:42:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2023-11-12 00:42:08,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2023-11-12 00:42:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:42:08,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:42:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 00:42:08,010 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 00:42:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:42:08,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:42:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2023-11-12 00:42:08,011 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2023-11-12 00:42:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 00:42:08,011 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 00:42:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2023-11-12 00:42:08,011 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2023-11-12 00:42:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure get_resource [2023-11-12 00:42:08,012 INFO L138 BoogieDeclarations]: Found implementation of procedure get_resource [2023-11-12 00:42:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:42:08,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:42:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-12 00:42:08,012 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-12 00:42:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_initdev [2023-11-12 00:42:08,012 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_initdev [2023-11-12 00:42:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:42:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_cx8800_dev [2023-11-12 00:42:08,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_cx8800_dev [2023-11-12 00:42:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:42:08,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:42:09,537 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:42:09,542 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:42:09,973 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:42:40,847 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:42:41,120 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:42:46,218 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:42:46,219 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:42:46,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:46 BoogieIcfgContainer [2023-11-12 00:42:46,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:42:46,233 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:42:46,233 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:42:46,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:42:46,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:42:00" (1/3) ... [2023-11-12 00:42:46,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738be55d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:46, skipping insertion in model container [2023-11-12 00:42:46,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:06" (2/3) ... [2023-11-12 00:42:46,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738be55d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:46, skipping insertion in model container [2023-11-12 00:42:46,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:46" (3/3) ... [2023-11-12 00:42:46,240 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-12 00:42:46,261 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:42:46,262 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:42:46,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:42:46,385 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;@2850c8f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:42:46,385 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:42:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 2351 states, 1390 states have (on average 1.2985611510791366) internal successors, (1805), 1404 states have internal predecessors, (1805), 812 states have call successors, (812), 149 states have call predecessors, (812), 148 states have return successors, (805), 804 states have call predecessors, (805), 805 states have call successors, (805) [2023-11-12 00:42:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2023-11-12 00:42:46,469 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:46,471 INFO L195 NwaCegarLoop]: trace histogram [50, 49, 49, 49, 49, 49, 49, 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, 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, 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] [2023-11-12 00:42:46,471 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:46,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:46,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1606072411, now seen corresponding path program 1 times [2023-11-12 00:42:46,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:42:46,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715495552] [2023-11-12 00:42:46,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:42:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat