./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 718a95fd2d27cb38002861c3cfa5a256ea936153fc96f7220d4978ac34f5d164 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:47:28,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:47:28,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:47:28,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:47:28,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:47:28,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:47:28,191 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:47:28,191 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:47:28,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:47:28,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:47:28,192 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:47:28,192 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:47:28,192 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:47:28,192 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:47:28,192 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:47:28,194 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:47:28,194 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:47:28,194 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:47:28,195 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:47:28,195 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:47:28,195 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:47:28,195 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:47:28,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:47:28,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:47:28,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:47:28,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:47:28,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:28,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:47:28,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:47:28,199 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:47:28,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:47:28,199 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 718a95fd2d27cb38002861c3cfa5a256ea936153fc96f7220d4978ac34f5d164 [2024-11-14 04:47:28,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:47:28,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:47:28,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:47:28,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:47:28,487 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:47:28,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-14 04:47:30,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:47:31,248 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:47:31,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i [2024-11-14 04:47:31,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/data/369cf3a67/4f11daea964844baa2d28fa6c5975a36/FLAG419bec5a3 [2024-11-14 04:47:31,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/data/369cf3a67/4f11daea964844baa2d28fa6c5975a36 [2024-11-14 04:47:31,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:47:31,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:47:31,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:31,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:47:31,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:47:31,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:31" (1/1) ... [2024-11-14 04:47:31,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464d5c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:31, skipping insertion in model container [2024-11-14 04:47:31,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:31" (1/1) ... [2024-11-14 04:47:31,584 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:47:32,283 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4843] [2024-11-14 04:47:32,284 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4844-4845] [2024-11-14 04:47:32,440 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_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i[139081,139094] [2024-11-14 04:47:35,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:35,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:47:35,859 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4843] [2024-11-14 04:47:35,860 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4844-4845] [2024-11-14 04:47:35,865 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_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i[139081,139094] [2024-11-14 04:47:35,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [5553] [2024-11-14 04:47:35,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5629] [2024-11-14 04:47:35,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5636] [2024-11-14 04:47:35,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5645] [2024-11-14 04:47:35,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5653] [2024-11-14 04:47:36,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:37,128 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:47:37,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37 WrapperNode [2024-11-14 04:47:37,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:37,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:37,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:47:37,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:47:37,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:37,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:37,688 INFO L138 Inliner]: procedures = 453, calls = 7143, calls flagged for inlining = 214, calls inlined = 200, statements flattened = 14487 [2024-11-14 04:47:37,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:37,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:47:37,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:47:37,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:47:37,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:37,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:37,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:37,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:47:38,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:47:38,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:47:38,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:47:38,480 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (1/1) ... [2024-11-14 04:47:38,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:38,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:47:38,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:47:38,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eaa0f3-4ebb-4551-ad07-0e765a4511c1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:47:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_poke_via_dsp [2024-11-14 04:47:38,561 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_poke_via_dsp [2024-11-14 04:47:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ac97_read [2024-11-14 04:47:38,562 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ac97_read [2024-11-14 04:47:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_open_clfe [2024-11-14 04:47:38,562 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_open_clfe [2024-11-14 04:47:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_src_task_scb [2024-11-14 04:47:38,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_src_task_scb [2024-11-14 04:47:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_hw_free [2024-11-14 04:47:38,562 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_hw_free [2024-11-14 04:47:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-14 04:47:38,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-14 04:47:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 04:47:38,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 04:47:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_constraint_list [2024-11-14 04:47:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_constraint_list [2024-11-14 04:47:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-14 04:47:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-14 04:47:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_scb_set_volume [2024-11-14 04:47:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_scb_set_volume [2024-11-14 04:47:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_pokeBA0 [2024-11-14 04:47:38,565 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_pokeBA0 [2024-11-14 04:47:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_close_iec958 [2024-11-14 04:47:38,565 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_close_iec958 [2024-11-14 04:47:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_close [2024-11-14 04:47:38,566 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_close [2024-11-14 04:47:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2024-11-14 04:47:38,566 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2024-11-14 04:47:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 04:47:38,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_load_parameter [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_load_parameter [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_free_scb [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_free_scb [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure snd_info_create_card_entry [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_info_create_card_entry [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_free [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_free [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_hw_params [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_hw_params [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ac97_write [2024-11-14 04:47:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ac97_write [2024-11-14 04:47:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_generic_scb [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_generic_scb [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_proc_free_scb_desc [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_proc_free_scb_desc [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure params_period_bytes [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure params_period_bytes [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_proc_register_scb_desc [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_proc_register_scb_desc [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_mix_only_scb [2024-11-14 04:47:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_mix_only_scb [2024-11-14 04:47:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_transfer [2024-11-14 04:47:38,572 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_transfer [2024-11-14 04:47:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_clear_BA1 [2024-11-14 04:47:38,572 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_clear_BA1 [2024-11-14 04:47:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_add [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_add [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure snd_dma_free_pages [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_dma_free_pages [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_indirect_pointer [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_indirect_pointer [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_set_play_sample_rate [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_set_play_sample_rate [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 04:47:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_proc_start [2024-11-14 04:47:38,573 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_proc_start [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_preallocate_pages_for_all [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_preallocate_pages_for_all [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_indirect_pointer [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_indirect_pointer [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_enable_spdif_out [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_enable_spdif_out [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_codec_write [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_codec_write [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_direct_pointer [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_direct_pointer [2024-11-14 04:47:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure snd_info_free_entry [2024-11-14 04:47:38,574 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_info_free_entry [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_cs46xx_remove [2024-11-14 04:47:38,575 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_cs46xx_remove [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_pcm_link [2024-11-14 04:47:38,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_pcm_link [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure voyetra_setup_eapd_slot [2024-11-14 04:47:38,575 INFO L138 BoogieDeclarations]: Found implementation of procedure voyetra_setup_eapd_slot [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 04:47:38,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_resume [2024-11-14 04:47:38,575 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_resume [2024-11-14 04:47:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_create_scb [2024-11-14 04:47:38,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_create_scb [2024-11-14 04:47:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_trigger [2024-11-14 04:47:38,579 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_trigger [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_trigger [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_trigger [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure _cs46xx_playback_open_channel [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _cs46xx_playback_open_channel [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_prepare [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_prepare [2024-11-14 04:47:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_pcm_serial_input_scb [2024-11-14 04:47:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_pcm_serial_input_scb [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_src_unlink [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_src_unlink [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure clkrun_init [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure clkrun_init [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_open_iec958 [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_open_iec958 [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_peek [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_peek [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure add_symbol [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure add_symbol [2024-11-14 04:47:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:47:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_input_open [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_input_open [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_hw_stop [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_hw_stop [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure hw_param_interval_c [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_param_interval_c [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_set_capture_sample_rate [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_set_capture_sample_rate [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_transmit [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_transmit [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 04:47:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_buffer_bytes [2024-11-14 04:47:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_buffer_bytes [2024-11-14 04:47:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_detect_codec [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_detect_codec [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_reset [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_reset [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_open [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_open [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_codec_out_scb [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_codec_out_scb [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_disable_spdif_out [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_disable_spdif_out [2024-11-14 04:47:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_clear_sample_buffer [2024-11-14 04:47:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_clear_sample_buffer [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_malloc_pages [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_malloc_pages [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_close [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_close [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure amp_voyetra [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure amp_voyetra [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure get_segment_desc [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure get_segment_desc [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_create_task_tree [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_create_task_tree [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_hw_free [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_hw_free [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:47:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:47:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure free_module_desc [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure free_module_desc [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_new [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_new [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_create_generic_scb [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_create_generic_scb [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_suspend [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_suspend [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure snd_dma_alloc_pages [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_dma_alloc_pages [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_prepare [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_prepare [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_destroy_pcm_channel [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_destroy_pcm_channel [2024-11-14 04:47:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_input_trigger [2024-11-14 04:47:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_input_trigger [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_reset [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_reset [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_output_close [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_output_close [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ac97_resume [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ac97_resume [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ac97_suspend [2024-11-14 04:47:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ac97_suspend [2024-11-14 04:47:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_open_rear [2024-11-14 04:47:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_open_rear [2024-11-14 04:47:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-14 04:47:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-14 04:47:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_ac97_write [2024-11-14 04:47:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_ac97_write [2024-11-14 04:47:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2024-11-14 04:47:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2024-11-14 04:47:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-14 04:47:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-14 04:47:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_enable_stream_irqs [2024-11-14 04:47:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_enable_stream_irqs [2024-11-14 04:47:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 04:47:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 04:47:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_codec_read [2024-11-14 04:47:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_codec_read [2024-11-14 04:47:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-11-14 04:47:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-11-14 04:47:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_new1 [2024-11-14 04:47:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_new1 [2024-11-14 04:47:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_asynch_fg_tx_scb [2024-11-14 04:47:38,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_asynch_fg_tx_scb [2024-11-14 04:47:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_width [2024-11-14 04:47:38,595 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_width [2024-11-14 04:47:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_direct_pointer [2024-11-14 04:47:38,596 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_direct_pointer [2024-11-14 04:47:38,596 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_spos_update_scb [2024-11-14 04:47:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_spos_update_scb [2024-11-14 04:47:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_output_open [2024-11-14 04:47:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_output_open [2024-11-14 04:47:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-14 04:47:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-14 04:47:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 04:47:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_spos_destroy [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_spos_destroy [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_pcm_channel [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_pcm_channel [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_task_tree [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_task_tree [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_output_trigger [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_output_trigger [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2024-11-14 04:47:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2024-11-14 04:47:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_chip_init [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_chip_init [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_free_pages [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_free_pages [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_peekBA0 [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_peekBA0 [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure _wrap_all_bits [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure _wrap_all_bits [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_poke [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_poke [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_load_sample [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_load_sample [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_playback_open [2024-11-14 04:47:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_playback_open [2024-11-14 04:47:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_create_scb [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_create_scb [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_lookup_symbol [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_lookup_symbol [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_transfer [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_transfer [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_wait_for_fifo [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_wait_for_fifo [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_download [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_download [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_capture_hw_params [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_capture_hw_params [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_remove_scb [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_remove_scb [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure cs46xx_dsp_enable_spdif_hw [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cs46xx_dsp_enable_spdif_hw [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_cs46xx_midi_input_close [2024-11-14 04:47:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_cs46xx_midi_input_close [2024-11-14 04:47:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 04:47:38,602 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 04:47:38,602 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-14 04:47:38,602 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-14 04:47:38,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:47:38,602 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_unlink_scb [2024-11-14 04:47:38,602 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_unlink_scb [2024-11-14 04:47:38,602 INFO L130 BoogieDeclarations]: Found specification of procedure snd_info_register [2024-11-14 04:47:38,602 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_info_register [2024-11-14 04:47:40,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:47:40,857 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:47:47,624 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 04:48:55,026 INFO L? ?]: Removed 4329 outVars from TransFormulas that were not future-live. [2024-11-14 04:48:55,027 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:49:02,546 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:49:02,546 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-14 04:49:02,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:02 BoogieIcfgContainer [2024-11-14 04:49:02,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:49:02,550 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:49:02,550 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:49:02,555 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:49:02,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:47:31" (1/3) ... [2024-11-14 04:49:02,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6896686d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:02, skipping insertion in model container [2024-11-14 04:49:02,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:37" (2/3) ... [2024-11-14 04:49:02,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6896686d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:02, skipping insertion in model container [2024-11-14 04:49:02,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:02" (3/3) ... [2024-11-14 04:49:02,558 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i [2024-11-14 04:49:02,576 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:49:02,578 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--pci--cs46xx--snd-cs46xx.ko-entry_point.cil.out.i that has 164 procedures, 3813 locations, 1 initial locations, 8 loop locations, and 1 error locations. [2024-11-14 04:49:02,729 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:49:02,743 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@365320ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:49:02,743 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:49:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 3812 states, 2405 states have (on average 1.3733887733887733) internal successors, (3303), 2466 states have internal predecessors, (3303), 1246 states have call successors, (1246), 163 states have call predecessors, (1246), 162 states have return successors, (1228), 1220 states have call predecessors, (1228), 1228 states have call successors, (1228) [2024-11-14 04:49:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-14 04:49:02,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:49:02,780 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:49:02,780 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:49:02,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:49:02,784 INFO L85 PathProgramCache]: Analyzing trace with hash 2007385363, now seen corresponding path program 1 times [2024-11-14 04:49:02,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:49:02,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097775388] [2024-11-14 04:49:02,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:49:02,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:49:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:49:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:49:41,350 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:49:41,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097775388] [2024-11-14 04:49:41,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097775388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:49:41,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:49:41,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:49:41,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786976549] [2024-11-14 04:49:41,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:49:41,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:49:41,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:49:41,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:49:41,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:49:41,396 INFO L87 Difference]: Start difference. First operand has 3812 states, 2405 states have (on average 1.3733887733887733) internal successors, (3303), 2466 states have internal predecessors, (3303), 1246 states have call successors, (1246), 163 states have call predecessors, (1246), 162 states have return successors, (1228), 1220 states have call predecessors, (1228), 1228 states have call successors, (1228) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 04:49:43,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:46,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:55,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:50:01,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:50:04,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:50:06,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:50:06,113 INFO L93 Difference]: Finished difference Result 10481 states and 16068 transitions. [2024-11-14 04:50:06,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:50:06,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 29 [2024-11-14 04:50:06,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:50:06,216 INFO L225 Difference]: With dead ends: 10481 [2024-11-14 04:50:06,217 INFO L226 Difference]: Without dead ends: 6631 [2024-11-14 04:50:06,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:50:06,272 INFO L432 NwaCegarLoop]: 5499 mSDtfsCounter, 4319 mSDsluCounter, 5325 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4319 SdHoareTripleChecker+Valid, 10824 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:50:06,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4319 Valid, 10824 Invalid, 857 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 852 Invalid, 3 Unknown, 0 Unchecked, 24.1s Time] [2024-11-14 04:50:06,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6631 states. [2024-11-14 04:50:06,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6631 to 6627. [2024-11-14 04:50:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6627 states, 4203 states have (on average 1.3685462764691887) internal successors, (5752), 4270 states have internal predecessors, (5752), 2123 states have call successors, (2123), 301 states have call predecessors, (2123), 300 states have return successors, (2121), 2106 states have call predecessors, (2121), 2121 states have call successors, (2121) [2024-11-14 04:50:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6627 states to 6627 states and 9996 transitions. [2024-11-14 04:50:06,993 INFO L78 Accepts]: Start accepts. Automaton has 6627 states and 9996 transitions. Word has length 29 [2024-11-14 04:50:06,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:50:06,993 INFO L471 AbstractCegarLoop]: Abstraction has 6627 states and 9996 transitions. [2024-11-14 04:50:06,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 04:50:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6627 states and 9996 transitions. [2024-11-14 04:50:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-14 04:50:07,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:50:07,023 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:50:07,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:50:07,023 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:50:07,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:50:07,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1949264317, now seen corresponding path program 1 times [2024-11-14 04:50:07,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:50:07,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935851546] [2024-11-14 04:50:07,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:50:07,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:50:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:50:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:50:45,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:50:45,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935851546] [2024-11-14 04:50:45,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935851546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:50:45,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:50:45,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:50:45,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800515499] [2024-11-14 04:50:45,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:50:45,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:50:45,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:50:45,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:50:45,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:50:45,619 INFO L87 Difference]: Start difference. First operand 6627 states and 9996 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:50:47,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:50:51,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:01,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:03,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:12,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:14,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:17,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:19,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:51:19,732 INFO L93 Difference]: Finished difference Result 19730 states and 29740 transitions. [2024-11-14 04:51:19,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:51:19,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2024-11-14 04:51:19,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:51:19,914 INFO L225 Difference]: With dead ends: 19730 [2024-11-14 04:51:19,914 INFO L226 Difference]: Without dead ends: 13106 [2024-11-14 04:51:19,968 INFO L431 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 [2024-11-14 04:51:19,970 INFO L432 NwaCegarLoop]: 6515 mSDtfsCounter, 5577 mSDsluCounter, 5246 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 2 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5577 SdHoareTripleChecker+Valid, 11761 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:51:19,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5577 Valid, 11761 Invalid, 966 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 957 Invalid, 7 Unknown, 0 Unchecked, 33.5s Time] [2024-11-14 04:51:19,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13106 states. [2024-11-14 04:51:20,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13106 to 13100. [2024-11-14 04:51:20,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13100 states, 8301 states have (on average 1.3669437417178654) internal successors, (11347), 8435 states have internal predecessors, (11347), 4198 states have call successors, (4198), 601 states have call predecessors, (4198), 600 states have return successors, (4196), 4165 states have call predecessors, (4196), 4196 states have call successors, (4196) [2024-11-14 04:51:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13100 states to 13100 states and 19741 transitions. [2024-11-14 04:51:20,858 INFO L78 Accepts]: Start accepts. Automaton has 13100 states and 19741 transitions. Word has length 52 [2024-11-14 04:51:20,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:51:20,858 INFO L471 AbstractCegarLoop]: Abstraction has 13100 states and 19741 transitions. [2024-11-14 04:51:20,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:51:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 13100 states and 19741 transitions. [2024-11-14 04:51:20,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-14 04:51:20,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:51:20,871 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:51:20,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:51:20,871 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:51:20,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:51:20,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1905993979, now seen corresponding path program 1 times [2024-11-14 04:51:20,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:51:20,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909648413] [2024-11-14 04:51:20,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:51:20,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:51:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:51:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:51:57,926 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:51:57,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909648413] [2024-11-14 04:51:57,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909648413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:51:57,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:51:57,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:51:57,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920596825] [2024-11-14 04:51:57,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:51:57,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:51:57,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:51:57,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:51:57,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:51:57,928 INFO L87 Difference]: Start difference. First operand 13100 states and 19741 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:52:00,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:03,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:12,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:20,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:22,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:25,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:28,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:52:28,035 INFO L93 Difference]: Finished difference Result 39053 states and 58815 transitions. [2024-11-14 04:52:28,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:52:28,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 53 [2024-11-14 04:52:28,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:52:28,237 INFO L225 Difference]: With dead ends: 39053 [2024-11-14 04:52:28,238 INFO L226 Difference]: Without dead ends: 25956 [2024-11-14 04:52:28,332 INFO L431 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 [2024-11-14 04:52:28,333 INFO L432 NwaCegarLoop]: 6621 mSDtfsCounter, 5593 mSDsluCounter, 5252 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 2 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5593 SdHoareTripleChecker+Valid, 11873 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:52:28,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5593 Valid, 11873 Invalid, 962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 954 Invalid, 6 Unknown, 0 Unchecked, 29.4s Time] [2024-11-14 04:52:28,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25956 states. [2024-11-14 04:52:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25956 to 25950. [2024-11-14 04:52:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25950 states, 16427 states have (on average 1.365252328483594) internal successors, (22427), 16695 states have internal predecessors, (22427), 8322 states have call successors, (8322), 1201 states have call predecessors, (8322), 1200 states have return successors, (8320), 8257 states have call predecessors, (8320), 8320 states have call successors, (8320) [2024-11-14 04:52:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25950 states to 25950 states and 39069 transitions. [2024-11-14 04:52:30,019 INFO L78 Accepts]: Start accepts. Automaton has 25950 states and 39069 transitions. Word has length 53 [2024-11-14 04:52:30,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:52:30,020 INFO L471 AbstractCegarLoop]: Abstraction has 25950 states and 39069 transitions. [2024-11-14 04:52:30,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:52:30,021 INFO L276 IsEmpty]: Start isEmpty. Operand 25950 states and 39069 transitions. [2024-11-14 04:52:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-14 04:52:30,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:52:30,030 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:52:30,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:52:30,031 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:52:30,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:52:30,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1764588371, now seen corresponding path program 1 times [2024-11-14 04:52:30,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:52:30,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755075628] [2024-11-14 04:52:30,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:52:30,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:53:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:53:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:53:08,919 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:53:08,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755075628] [2024-11-14 04:53:08,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755075628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:53:08,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:53:08,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:53:08,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102450368] [2024-11-14 04:53:08,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:53:08,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:53:08,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:53:08,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:53:08,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:53:08,920 INFO L87 Difference]: Start difference. First operand 25950 states and 39069 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:53:11,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:14,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:25,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:34,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:36,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:39,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:53:41,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:53:41,428 INFO L93 Difference]: Finished difference Result 77269 states and 116245 transitions. [2024-11-14 04:53:41,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:53:41,429 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 55 [2024-11-14 04:53:41,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:53:41,777 INFO L225 Difference]: With dead ends: 77269 [2024-11-14 04:53:41,777 INFO L226 Difference]: Without dead ends: 51322 [2024-11-14 04:53:41,923 INFO L431 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 [2024-11-14 04:53:41,925 INFO L432 NwaCegarLoop]: 6933 mSDtfsCounter, 5565 mSDsluCounter, 5246 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 2 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5565 SdHoareTripleChecker+Valid, 12179 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:53:41,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5565 Valid, 12179 Invalid, 980 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2 Valid, 972 Invalid, 6 Unknown, 0 Unchecked, 31.0s Time] [2024-11-14 04:53:41,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51322 states. [2024-11-14 04:53:44,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51322 to 51310. [2024-11-14 04:53:45,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51310 states, 32447 states have (on average 1.3634234289764848) internal successors, (44239), 32983 states have internal predecessors, (44239), 16462 states have call successors, (16462), 2401 states have call predecessors, (16462), 2400 states have return successors, (16460), 16333 states have call predecessors, (16460), 16460 states have call successors, (16460) [2024-11-14 04:53:45,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51310 states to 51310 states and 77161 transitions. [2024-11-14 04:53:45,437 INFO L78 Accepts]: Start accepts. Automaton has 51310 states and 77161 transitions. Word has length 55 [2024-11-14 04:53:45,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:53:45,438 INFO L471 AbstractCegarLoop]: Abstraction has 51310 states and 77161 transitions. [2024-11-14 04:53:45,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:53:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 51310 states and 77161 transitions. [2024-11-14 04:53:45,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-14 04:53:45,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:53:45,449 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:53:45,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:53:45,450 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:53:45,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:53:45,450 INFO L85 PathProgramCache]: Analyzing trace with hash -219452313, now seen corresponding path program 1 times [2024-11-14 04:53:45,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:53:45,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056826028] [2024-11-14 04:53:45,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:53:45,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:54:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:54:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:54:32,907 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:54:32,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056826028] [2024-11-14 04:54:32,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056826028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:54:32,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:54:32,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:54:32,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744202115] [2024-11-14 04:54:32,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:54:32,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:54:32,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:54:32,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:54:32,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:54:32,919 INFO L87 Difference]: Start difference. First operand 51310 states and 77161 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:54:35,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:54:39,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:54:52,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:54:53,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:55:05,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:55:07,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:55:10,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:55:13,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:55:13,373 INFO L93 Difference]: Finished difference Result 152893 states and 229769 transitions. [2024-11-14 04:55:13,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:55:13,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 56 [2024-11-14 04:55:13,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:55:14,764 INFO L225 Difference]: With dead ends: 152893 [2024-11-14 04:55:14,765 INFO L226 Difference]: Without dead ends: 101586 [2024-11-14 04:55:15,071 INFO L431 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 [2024-11-14 04:55:15,075 INFO L432 NwaCegarLoop]: 7098 mSDtfsCounter, 5569 mSDsluCounter, 5252 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 2 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5569 SdHoareTripleChecker+Valid, 12350 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:55:15,079 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5569 Valid, 12350 Invalid, 982 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 974 Invalid, 6 Unknown, 0 Unchecked, 36.2s Time] [2024-11-14 04:55:15,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101586 states. [2024-11-14 04:55:26,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101586 to 101566. [2024-11-14 04:55:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101566 states, 64167 states have (on average 1.3618059126965574) internal successors, (87383), 65239 states have internal predecessors, (87383), 32598 states have call successors, (32598), 4801 states have call predecessors, (32598), 4800 states have return successors, (32596), 32341 states have call predecessors, (32596), 32596 states have call successors, (32596) [2024-11-14 04:55:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101566 states to 101566 states and 152577 transitions. [2024-11-14 04:55:27,638 INFO L78 Accepts]: Start accepts. Automaton has 101566 states and 152577 transitions. Word has length 56 [2024-11-14 04:55:27,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:55:27,639 INFO L471 AbstractCegarLoop]: Abstraction has 101566 states and 152577 transitions. [2024-11-14 04:55:27,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:55:27,640 INFO L276 IsEmpty]: Start isEmpty. Operand 101566 states and 152577 transitions. [2024-11-14 04:55:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-14 04:55:27,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:55:27,658 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:55:27,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:55:27,659 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:55:27,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:55:27,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1794026091, now seen corresponding path program 1 times [2024-11-14 04:55:27,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:55:27,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182645861] [2024-11-14 04:55:27,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:55:27,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms