./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:12:44,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:12:44,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:12:44,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:12:44,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:12:44,301 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:12:44,302 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:12:44,302 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:12:44,303 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:12:44,303 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:12:44,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:12:44,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:12:44,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:12:44,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:12:44,304 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:12:44,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:12:44,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:12:44,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:12:44,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:12:44,305 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:12:44,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:12:44,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:12:44,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:12:44,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:12:44,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:12:44,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:12:44,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:12:44,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:12:44,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:12:44,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:12:44,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:12:44,308 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:12:44,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:12:44,308 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:12:44,309 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC 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 -> Automizer 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 -> 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa [2024-11-24 01:12:44,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:12:44,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:12:44,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:12:44,788 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:12:44,789 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:12:44,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2024-11-24 01:12:48,536 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/data/04e766eba/dea37a65a7634872b8eca9d62410e8d0/FLAGf568eccf6 [2024-11-24 01:12:49,454 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:12:49,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2024-11-24 01:12:49,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/data/04e766eba/dea37a65a7634872b8eca9d62410e8d0/FLAGf568eccf6 [2024-11-24 01:12:49,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/data/04e766eba/dea37a65a7634872b8eca9d62410e8d0 [2024-11-24 01:12:49,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:12:49,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:12:49,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:12:49,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:12:49,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:12:49,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:12:49" (1/1) ... [2024-11-24 01:12:49,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22409fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:49, skipping insertion in model container [2024-11-24 01:12:49,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:12:49" (1/1) ... [2024-11-24 01:12:49,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:12:50,592 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2024-11-24 01:12:52,481 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2024-11-24 01:12:52,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:12:52,669 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:12:52,837 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2024-11-24 01:12:52,868 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; incl %0": "+m" (v->counter)); [5353] [2024-11-24 01:12:52,870 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [5361-5362] [2024-11-24 01:12:53,422 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2024-11-24 01:12:53,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:12:53,686 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:12:53,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53 WrapperNode [2024-11-24 01:12:53,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:12:53,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:12:53,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:12:53,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:12:53,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:53,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:55,030 INFO L138 Inliner]: procedures = 249, calls = 3555, calls flagged for inlining = 133, calls inlined = 120, statements flattened = 7645 [2024-11-24 01:12:55,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:12:55,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:12:55,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:12:55,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:12:55,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:55,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:55,441 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:57,616 INFO L175 MemorySlicer]: Split 2470 memory accesses to 16 slices as follows [2, 14, 11, 1489, 16, 5, 8, 18, 4, 817, 6, 4, 3, 21, 45, 7]. 60 percent of accesses are in the largest equivalence class. The 83 initializations are split as follows [2, 0, 0, 35, 16, 0, 4, 12, 0, 0, 0, 4, 3, 0, 0, 7]. The 1393 writes are split as follows [0, 12, 1, 1000, 0, 4, 0, 0, 0, 307, 3, 0, 0, 21, 45, 0]. [2024-11-24 01:12:57,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:57,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:58,769 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:58,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:58,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:58,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:58,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:59,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:12:59,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:12:59,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:12:59,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:12:59,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (1/1) ... [2024-11-24 01:12:59,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:12:59,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:59,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:12:59,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:12:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-24 01:12:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-24 01:12:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2024-11-24 01:12:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2024-11-24 01:12:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-24 01:12:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-24 01:12:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2024-11-24 01:12:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2024-11-24 01:12:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_streaming [2024-11-24 01:12:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_streaming [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2024-11-24 01:12:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:12:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:12:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:12:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:12:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:12:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-11-24 01:12:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2024-11-24 01:12:59,141 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2024-11-24 01:12:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-24 01:12:59,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-24 01:12:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:12:59,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:12:59,144 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2024-11-24 01:12:59,145 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2024-11-24 01:12:59,146 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-24 01:12:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-24 01:12:59,148 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-24 01:12:59,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-24 01:12:59,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-24 01:12:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-24 01:12:59,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-24 01:12:59,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-24 01:12:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-24 01:12:59,150 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-24 01:12:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-24 01:12:59,150 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-24 01:12:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 01:12:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 01:12:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 01:12:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 01:12:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 01:12:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 01:12:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 01:12:59,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 01:12:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 01:12:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:12:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-24 01:12:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-24 01:12:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2024-11-24 01:12:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-24 01:12:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:12:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:12:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:12:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:12:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:12:59,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-24 01:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-24 01:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2024-11-24 01:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2024-11-24 01:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-24 01:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-24 01:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-24 01:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-24 01:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 01:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 01:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2024-11-24 01:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2024-11-24 01:12:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:12:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 01:12:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 01:12:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 01:12:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 01:12:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 01:12:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2024-11-24 01:12:59,165 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2024-11-24 01:12:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:12:59,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:12:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 01:12:59,169 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 01:12:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2024-11-24 01:12:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:12:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2024-11-24 01:12:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2024-11-24 01:12:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-24 01:12:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2024-11-24 01:12:59,172 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2024-11-24 01:12:59,172 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2024-11-24 01:12:59,172 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:12:59,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:12:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:12:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:12:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:12:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:12:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:12:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-24 01:12:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:12:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2024-11-24 01:12:59,179 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-24 01:12:59,179 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:12:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:12:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:12:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:12:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:12:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:12:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:12:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:12:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:12:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:12:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:12:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:12:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:12:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:12:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:12:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:12:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:12:59,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:12:59,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:12:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2024-11-24 01:12:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-24 01:12:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 01:12:59,190 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:12:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:12:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-24 01:12:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-24 01:12:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:12:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:12:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-24 01:12:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2024-11-24 01:12:59,193 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:12:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2024-11-24 01:12:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-24 01:12:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-24 01:12:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-24 01:12:59,195 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-24 01:12:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:12:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:12:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:12:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2024-11-24 01:12:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-24 01:12:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-24 01:12:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:12:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:13:00,698 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:13:00,703 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:13:01,908 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:13:46,391 INFO L? ?]: Removed 2406 outVars from TransFormulas that were not future-live. [2024-11-24 01:13:46,392 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:13:46,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:13:46,451 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:13:46,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:13:46 BoogieIcfgContainer [2024-11-24 01:13:46,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:13:46,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:13:46,458 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:13:46,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:13:46,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:12:49" (1/3) ... [2024-11-24 01:13:46,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509d0839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:13:46, skipping insertion in model container [2024-11-24 01:13:46,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:53" (2/3) ... [2024-11-24 01:13:46,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509d0839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:13:46, skipping insertion in model container [2024-11-24 01:13:46,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:13:46" (3/3) ... [2024-11-24 01:13:46,479 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2024-11-24 01:13:46,505 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:13:46,510 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i that has 109 procedures, 1867 locations, 1 initial locations, 49 loop locations, and 1 error locations. [2024-11-24 01:13:46,674 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:13:46,693 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, 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;@316b96ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:13:46,694 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:13:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 1735 states, 1264 states have (on average 1.3670886075949367) internal successors, (1728), 1295 states have internal predecessors, (1728), 391 states have call successors, (391), 79 states have call predecessors, (391), 78 states have return successors, (382), 374 states have call predecessors, (382), 382 states have call successors, (382) [2024-11-24 01:13:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2024-11-24 01:13:46,784 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:46,785 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:46,786 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:46,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:46,793 INFO L85 PathProgramCache]: Analyzing trace with hash -56831478, now seen corresponding path program 1 times [2024-11-24 01:13:46,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:46,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918211717] [2024-11-24 01:13:46,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:46,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:29,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 13892 trivial. 0 not checked. [2024-11-24 01:14:29,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:29,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918211717] [2024-11-24 01:14:29,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918211717] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:14:29,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047389348] [2024-11-24 01:14:29,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:29,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:14:29,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:14:29,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:14:29,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:15:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:13,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 9966 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:15:13,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 13716 trivial. 0 not checked. [2024-11-24 01:15:13,265 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:15:13,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047389348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:13,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:15:13,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:15:13,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359422652] [2024-11-24 01:15:13,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:13,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:15:13,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:13,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:15:13,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:15:13,316 INFO L87 Difference]: Start difference. First operand has 1735 states, 1264 states have (on average 1.3670886075949367) internal successors, (1728), 1295 states have internal predecessors, (1728), 391 states have call successors, (391), 79 states have call predecessors, (391), 78 states have return successors, (382), 374 states have call predecessors, (382), 382 states have call successors, (382) Second operand has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-24 01:15:13,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:13,588 INFO L93 Difference]: Finished difference Result 3465 states and 5113 transitions. [2024-11-24 01:15:13,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:15:13,593 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 828 [2024-11-24 01:15:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:13,634 INFO L225 Difference]: With dead ends: 3465 [2024-11-24 01:15:13,634 INFO L226 Difference]: Without dead ends: 1715 [2024-11-24 01:15:13,647 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 829 GetRequests, 829 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:15:13,650 INFO L435 NwaCegarLoop]: 2488 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2488 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:13,651 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2488 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:15:13,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1715 states. [2024-11-24 01:15:13,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1715 to 1715. [2024-11-24 01:15:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1715 states, 1255 states have (on average 1.352988047808765) internal successors, (1698), 1275 states have internal predecessors, (1698), 382 states have call successors, (382), 78 states have call predecessors, (382), 77 states have return successors, (380), 372 states have call predecessors, (380), 380 states have call successors, (380) [2024-11-24 01:15:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1715 states and 2460 transitions. [2024-11-24 01:15:13,881 INFO L78 Accepts]: Start accepts. Automaton has 1715 states and 2460 transitions. Word has length 828 [2024-11-24 01:15:13,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:13,884 INFO L471 AbstractCegarLoop]: Abstraction has 1715 states and 2460 transitions. [2024-11-24 01:15:13,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-24 01:15:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2460 transitions. [2024-11-24 01:15:13,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2024-11-24 01:15:13,916 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:13,917 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:13,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:15:14,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47cac5b2-6ca6-4c2f-bee0-7e3bb43d149d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 01:15:14,118 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:14,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1526607460, now seen corresponding path program 1 times [2024-11-24 01:15:14,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:14,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072479637] [2024-11-24 01:15:14,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14112 trivial. 0 not checked. [2024-11-24 01:15:50,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:50,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072479637] [2024-11-24 01:15:50,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072479637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:50,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:50,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:15:50,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873462600] [2024-11-24 01:15:50,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:50,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:15:50,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:50,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:15:50,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:15:50,565 INFO L87 Difference]: Start difference. First operand 1715 states and 2460 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:15:51,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:51,165 INFO L93 Difference]: Finished difference Result 4527 states and 6487 transitions. [2024-11-24 01:15:51,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:15:51,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) Word has length 828 [2024-11-24 01:15:51,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:51,202 INFO L225 Difference]: With dead ends: 4527 [2024-11-24 01:15:51,203 INFO L226 Difference]: Without dead ends: 2931 [2024-11-24 01:15:51,211 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:15:51,213 INFO L435 NwaCegarLoop]: 2482 mSDtfsCounter, 1901 mSDsluCounter, 2279 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4761 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:51,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1901 Valid, 4761 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:15:51,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2931 states. [2024-11-24 01:15:51,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2931 to 2927. [2024-11-24 01:15:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2186 states have (on average 1.3746569075937787) internal successors, (3005), 2216 states have internal predecessors, (3005), 596 states have call successors, (596), 145 states have call predecessors, (596), 144 states have return successors, (594), 582 states have call predecessors, (594), 594 states have call successors, (594) [2024-11-24 01:15:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 4195 transitions. [2024-11-24 01:15:51,647 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 4195 transitions. Word has length 828 [2024-11-24 01:15:51,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:51,653 INFO L471 AbstractCegarLoop]: Abstraction has 2927 states and 4195 transitions. [2024-11-24 01:15:51,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:15:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 4195 transitions. [2024-11-24 01:15:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2024-11-24 01:15:51,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:51,720 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:51,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:15:51,720 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:51,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:51,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1158867330, now seen corresponding path program 1 times [2024-11-24 01:15:51,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:51,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712946772] [2024-11-24 01:15:51,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:51,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:16:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:16:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14112 trivial. 0 not checked. [2024-11-24 01:16:30,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:16:30,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712946772] [2024-11-24 01:16:30,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712946772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:16:30,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:16:30,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:16:30,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006928274] [2024-11-24 01:16:30,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:16:30,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:16:30,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:16:30,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:16:30,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:16:30,627 INFO L87 Difference]: Start difference. First operand 2927 states and 4195 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:16:34,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:16:56,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:16:56,799 INFO L93 Difference]: Finished difference Result 14093 states and 20255 transitions. [2024-11-24 01:16:56,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:16:56,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) Word has length 829 [2024-11-24 01:16:56,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:16:56,900 INFO L225 Difference]: With dead ends: 14093 [2024-11-24 01:16:56,901 INFO L226 Difference]: Without dead ends: 11295 [2024-11-24 01:16:56,922 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:16:56,923 INFO L435 NwaCegarLoop]: 2633 mSDtfsCounter, 10315 mSDsluCounter, 5582 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 1462 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10315 SdHoareTripleChecker+Valid, 8215 SdHoareTripleChecker+Invalid, 2908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1462 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:16:56,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10315 Valid, 8215 Invalid, 2908 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1462 Valid, 1445 Invalid, 1 Unknown, 0 Unchecked, 25.3s Time] [2024-11-24 01:16:56,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11295 states. [2024-11-24 01:16:57,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11295 to 11276. [2024-11-24 01:16:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11276 states, 8514 states have (on average 1.3811369509043927) internal successors, (11759), 8620 states have internal predecessors, (11759), 2201 states have call successors, (2201), 563 states have call predecessors, (2201), 560 states have return successors, (2223), 2154 states have call predecessors, (2223), 2199 states have call successors, (2223) [2024-11-24 01:16:57,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11276 states to 11276 states and 16183 transitions. [2024-11-24 01:16:57,704 INFO L78 Accepts]: Start accepts. Automaton has 11276 states and 16183 transitions. Word has length 829 [2024-11-24 01:16:57,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:16:57,706 INFO L471 AbstractCegarLoop]: Abstraction has 11276 states and 16183 transitions. [2024-11-24 01:16:57,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:16:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 11276 states and 16183 transitions. [2024-11-24 01:16:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 831 [2024-11-24 01:16:57,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:16:57,716 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:16:57,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:16:57,717 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:16:57,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:16:57,718 INFO L85 PathProgramCache]: Analyzing trace with hash -899120930, now seen corresponding path program 1 times [2024-11-24 01:16:57,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:16:57,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676005685] [2024-11-24 01:16:57,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:16:57,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:17:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:17:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14112 trivial. 0 not checked. [2024-11-24 01:17:30,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:17:30,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676005685] [2024-11-24 01:17:30,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676005685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:17:30,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:17:30,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:17:30,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688412859] [2024-11-24 01:17:30,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:17:30,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:17:30,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:17:30,670 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:17:30,670 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:17:30,670 INFO L87 Difference]: Start difference. First operand 11276 states and 16183 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:17:34,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:17:57,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:17:57,564 INFO L93 Difference]: Finished difference Result 55816 states and 80271 transitions. [2024-11-24 01:17:57,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:17:57,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) Word has length 830 [2024-11-24 01:17:57,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:17:57,830 INFO L225 Difference]: With dead ends: 55816 [2024-11-24 01:17:57,831 INFO L226 Difference]: Without dead ends: 44669 [2024-11-24 01:17:57,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:17:57,893 INFO L435 NwaCegarLoop]: 2471 mSDtfsCounter, 8720 mSDsluCounter, 7156 mSDsCounter, 0 mSdLazyCounter, 2063 mSolverCounterSat, 817 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8720 SdHoareTripleChecker+Valid, 9627 SdHoareTripleChecker+Invalid, 2881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 817 IncrementalHoareTripleChecker+Valid, 2063 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:17:57,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8720 Valid, 9627 Invalid, 2881 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [817 Valid, 2063 Invalid, 1 Unknown, 0 Unchecked, 25.7s Time] [2024-11-24 01:17:57,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44669 states. [2024-11-24 01:17:59,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44669 to 44653. [2024-11-24 01:17:59,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44653 states, 33822 states have (on average 1.3816155165277038) internal successors, (46729), 34215 states have internal predecessors, (46729), 8606 states have call successors, (8606), 2237 states have call predecessors, (8606), 2224 states have return successors, (8796), 8442 states have call predecessors, (8796), 8604 states have call successors, (8796) [2024-11-24 01:18:00,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44653 states to 44653 states and 64131 transitions. [2024-11-24 01:18:00,080 INFO L78 Accepts]: Start accepts. Automaton has 44653 states and 64131 transitions. Word has length 830 [2024-11-24 01:18:00,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:18:00,081 INFO L471 AbstractCegarLoop]: Abstraction has 44653 states and 64131 transitions. [2024-11-24 01:18:00,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:18:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 44653 states and 64131 transitions. [2024-11-24 01:18:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 832 [2024-11-24 01:18:00,091 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:18:00,091 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:18:00,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:18:00,092 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:18:00,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:18:00,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1154028102, now seen corresponding path program 1 times [2024-11-24 01:18:00,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:18:00,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107389083] [2024-11-24 01:18:00,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:18:00,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:18:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:18:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14112 trivial. 0 not checked. [2024-11-24 01:18:28,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:18:28,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107389083] [2024-11-24 01:18:28,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107389083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:18:28,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:18:28,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:18:28,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414007552] [2024-11-24 01:18:28,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:18:28,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:18:28,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:18:28,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:18:28,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:18:28,344 INFO L87 Difference]: Start difference. First operand 44653 states and 64131 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:18:32,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:18:56,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:18:56,993 INFO L93 Difference]: Finished difference Result 222629 states and 320305 transitions. [2024-11-24 01:18:56,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:18:56,994 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) Word has length 831 [2024-11-24 01:18:56,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:18:58,306 INFO L225 Difference]: With dead ends: 222629 [2024-11-24 01:18:58,306 INFO L226 Difference]: Without dead ends: 178105 [2024-11-24 01:18:58,465 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:18:58,466 INFO L435 NwaCegarLoop]: 2469 mSDtfsCounter, 7001 mSDsluCounter, 11141 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7001 SdHoareTripleChecker+Valid, 13610 SdHoareTripleChecker+Invalid, 2090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:18:58,466 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7001 Valid, 13610 Invalid, 2090 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 2079 Invalid, 1 Unknown, 0 Unchecked, 25.1s Time] [2024-11-24 01:18:58,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178105 states. [2024-11-24 01:19:05,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178105 to 178085. [2024-11-24 01:19:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178085 states, 135050 states have (on average 1.3807108478341354) internal successors, (186465), 136519 states have internal predecessors, (186465), 34154 states have call successors, (34154), 8933 states have call predecessors, (34154), 8880 states have return successors, (35286), 33594 states have call predecessors, (35286), 34152 states have call successors, (35286) [2024-11-24 01:19:06,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178085 states to 178085 states and 255905 transitions. [2024-11-24 01:19:07,108 INFO L78 Accepts]: Start accepts. Automaton has 178085 states and 255905 transitions. Word has length 831 [2024-11-24 01:19:07,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:07,110 INFO L471 AbstractCegarLoop]: Abstraction has 178085 states and 255905 transitions. [2024-11-24 01:19:07,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (56), 1 states have call predecessors, (56), 1 states have call successors, (56) [2024-11-24 01:19:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 178085 states and 255905 transitions. [2024-11-24 01:19:07,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2024-11-24 01:19:07,124 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:07,126 INFO L218 NwaCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:07,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:19:07,126 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:07,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:07,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1326883418, now seen corresponding path program 1 times [2024-11-24 01:19:07,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:07,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951750146] [2024-11-24 01:19:07,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:07,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms