./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje --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 d92c83277ad3832892cec2bfe8753d037a6dc0b3f26018c2457a46cdf0cc120a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:04:36,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:04:36,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 07:04:36,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:04:36,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:04:36,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:04:36,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:04:36,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:04:36,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:04:36,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:04:36,467 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:04:36,468 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:04:36,468 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:04:36,469 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:04:36,472 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:04:36,473 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:04:36,473 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:04:36,474 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:04:36,474 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:04:36,474 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:04:36,474 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:04:36,475 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:04:36,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:04:36,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:04:36,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:04:36,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:04:36,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:04:36,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:04:36,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:04:36,477 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:04:36,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:04:36,478 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:04:36,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:04:36,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:04:36,478 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:04:36,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:36,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:04:36,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:04:36,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:04:36,483 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:04:36,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:04:36,483 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:04:36,484 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:04:36,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:04:36,484 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d92c83277ad3832892cec2bfe8753d037a6dc0b3f26018c2457a46cdf0cc120a [2024-11-09 07:04:36,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:04:36,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:04:36,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:04:36,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:04:36,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:04:36,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 07:04:39,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:04:39,804 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:04:39,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i [2024-11-09 07:04:39,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/data/20d3ac550/b9d2c01811eb4b4684935ed6b8da705a/FLAGe921d3332 [2024-11-09 07:04:39,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/data/20d3ac550/b9d2c01811eb4b4684935ed6b8da705a [2024-11-09 07:04:39,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:04:39,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:04:39,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:39,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:04:39,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:04:39,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:39" (1/1) ... [2024-11-09 07:04:39,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6c1d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:39, skipping insertion in model container [2024-11-09 07:04:39,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:39" (1/1) ... [2024-11-09 07:04:40,078 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:04:43,519 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_a965d844-070c-4a72-b608-33301c5144bb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i[420903,420916] [2024-11-09 07:04:43,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:43,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:04:43,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [6099-6100] [2024-11-09 07:04:43,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [6111-6112] [2024-11-09 07:04:43,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6115-6116] [2024-11-09 07:04:43,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6119-6120] [2024-11-09 07:04:43,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6123-6124] [2024-11-09 07:04:44,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [10958] [2024-11-09 07:04:44,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [10965] [2024-11-09 07:04:44,491 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_a965d844-070c-4a72-b608-33301c5144bb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i[420903,420916] [2024-11-09 07:04:44,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:44,723 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:04:44,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44 WrapperNode [2024-11-09 07:04:44,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:44,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:44,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:04:44,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:04:44,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:44,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,385 INFO L138 Inliner]: procedures = 301, calls = 5558, calls flagged for inlining = 96, calls inlined = 90, statements flattened = 8485 [2024-11-09 07:04:45,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:45,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:04:45,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:04:45,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:04:45,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:45,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:46,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:46,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:04:46,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:04:46,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:04:46,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:04:46,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (1/1) ... [2024-11-09 07:04:46,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:46,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:46,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:04:46,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d844-070c-4a72-b608-33301c5144bb/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:04:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-09 07:04:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-09 07:04:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-09 07:04:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-09 07:04:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure modalias_show [2024-11-09 07:04:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure modalias_show [2024-11-09 07:04:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_do_loop_tuple [2024-11-09 07:04:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_do_loop_tuple [2024-11-09 07:04:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_put_dev [2024-11-09 07:04:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_put_dev [2024-11-09 07:04:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 07:04:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure prod_id2_show [2024-11-09 07:04:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure prod_id2_show [2024-11-09 07:04:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 07:04:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 07:04:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 07:04:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 07:04:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 07:04:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_cis_cache [2024-11-09 07:04:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_cis_cache [2024-11-09 07:04:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-09 07:04:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-09 07:04:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_parse_uevents [2024-11-09 07:04:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_parse_uevents [2024-11-09 07:04:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_device_probe [2024-11-09 07:04:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_device_probe [2024-11-09 07:04:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure pm_state_show [2024-11-09 07:04:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_state_show [2024-11-09 07:04:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 07:04:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 07:04:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_devmatch [2024-11-09 07:04:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_devmatch [2024-11-09 07:04:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2024-11-09 07:04:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2024-11-09 07:04:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 07:04:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 07:04:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_get_mac_from_cis [2024-11-09 07:04:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_get_mac_from_cis [2024-11-09 07:04:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:04:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:04:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 07:04:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 07:04:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_load_firmware [2024-11-09 07:04:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_load_firmware [2024-11-09 07:04:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 07:04:46,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 07:04:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_get_next_tuple [2024-11-09 07:04:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_get_next_tuple [2024-11-09 07:04:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:04:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:04:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure read_cis_cache [2024-11-09 07:04:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure read_cis_cache [2024-11-09 07:04:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-09 07:04:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-09 07:04:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_add [2024-11-09 07:04:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_add [2024-11-09 07:04:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-11-09 07:04:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-11-09 07:04:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure add_uevent_var [2024-11-09 07:04:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure add_uevent_var [2024-11-09 07:04:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_io_space [2024-11-09 07:04:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_io_space [2024-11-09 07:04:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_get_tuple_data [2024-11-09 07:04:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_get_tuple_data [2024-11-09 07:04:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cis_cache [2024-11-09 07:04:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cis_cache [2024-11-09 07:04:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:04:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_irq [2024-11-09 07:04:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_irq [2024-11-09 07:04:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_parse_tuple [2024-11-09 07:04:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_parse_tuple [2024-11-09 07:04:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 07:04:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 07:04:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-09 07:04:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-09 07:04:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:04:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-11-09 07:04:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-11-09 07:04:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2024-11-09 07:04:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2024-11-09 07:04:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2024-11-09 07:04:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_disable_device [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2024-11-09 07:04:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2024-11-09 07:04:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure bus_for_each_dev [2024-11-09 07:04:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_for_each_dev [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-09 07:04:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-09 07:04:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:04:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure request_resource [2024-11-09 07:04:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure request_resource [2024-11-09 07:04:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 07:04:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 07:04:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_requery_callback [2024-11-09 07:04:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_requery_callback [2024-11-09 07:04:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2024-11-09 07:04:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2024-11-09 07:04:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_configuration [2024-11-09 07:04:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_release_configuration [2024-11-09 07:04:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 07:04:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 07:04:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 07:04:46,227 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 07:04:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_suspend [2024-11-09 07:04:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_suspend [2024-11-09 07:04:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 07:04:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 07:04:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_validate_mem [2024-11-09 07:04:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_validate_mem [2024-11-09 07:04:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_window [2024-11-09 07:04:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_release_window [2024-11-09 07:04:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_find_mem_region [2024-11-09 07:04:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_find_mem_region [2024-11-09 07:04:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 07:04:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 07:04:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure release_io_space [2024-11-09 07:04:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure release_io_space [2024-11-09 07:04:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_early_resume [2024-11-09 07:04:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_early_resume [2024-11-09 07:04:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure follow_link [2024-11-09 07:04:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_link [2024-11-09 07:04:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 07:04:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_device_add [2024-11-09 07:04:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_device_add [2024-11-09 07:04:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-09 07:04:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-09 07:04:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure runtime_resume [2024-11-09 07:04:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure runtime_resume [2024-11-09 07:04:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure prod_id1_show [2024-11-09 07:04:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure prod_id1_show [2024-11-09 07:04:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 07:04:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-09 07:04:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-09 07:04:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-11-09 07:04:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_read_cis_mem [2024-11-09 07:04:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_read_cis_mem [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_card_add [2024-11-09 07:04:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_card_add [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure prod_id3_show [2024-11-09 07:04:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure prod_id3_show [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_device_query [2024-11-09 07:04:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_device_query [2024-11-09 07:04:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure verify_cis_cache [2024-11-09 07:04:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_cis_cache [2024-11-09 07:04:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure parse_strings [2024-11-09 07:04:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_strings [2024-11-09 07:04:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 07:04:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 07:04:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2024-11-09 07:04:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2024-11-09 07:04:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_resume_callback [2024-11-09 07:04:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_resume_callback [2024-11-09 07:04:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_resume [2024-11-09 07:04:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_resume [2024-11-09 07:04:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_validate_cis [2024-11-09 07:04:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_validate_cis [2024-11-09 07:04:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 07:04:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_put_socket [2024-11-09 07:04:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_put_socket [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure func_id_show [2024-11-09 07:04:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure func_id_show [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 07:04:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-09 07:04:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-09 07:04:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_enable_device [2024-11-09 07:04:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_enable_device [2024-11-09 07:04:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 07:04:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 07:04:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_setup_isa_irq [2024-11-09 07:04:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_setup_isa_irq [2024-11-09 07:04:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_loop_tuple [2024-11-09 07:04:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_loop_tuple [2024-11-09 07:04:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_tuple [2024-11-09 07:04:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_tuple [2024-11-09 07:04:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-09 07:04:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-09 07:04:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 07:04:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 07:04:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure function_show [2024-11-09 07:04:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure function_show [2024-11-09 07:04:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_requery [2024-11-09 07:04:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_requery [2024-11-09 07:04:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 07:04:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 07:04:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_suspend_callback [2024-11-09 07:04:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_suspend_callback [2024-11-09 07:04:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_get_first_tuple [2024-11-09 07:04:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_get_first_tuple [2024-11-09 07:04:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2024-11-09 07:04:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2024-11-09 07:04:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:04:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_match [2024-11-09 07:04:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_match [2024-11-09 07:04:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 07:04:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 07:04:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_suspend [2024-11-09 07:04:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_suspend [2024-11-09 07:04:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_uevent [2024-11-09 07:04:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_uevent [2024-11-09 07:04:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-09 07:04:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-09 07:04:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_dev [2024-11-09 07:04:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_release_dev [2024-11-09 07:04:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_do_loop_config [2024-11-09 07:04:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_do_loop_config [2024-11-09 07:04:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:04:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_card_remove [2024-11-09 07:04:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_card_remove [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_add_socket [2024-11-09 07:04:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_add_socket [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_register_pcmcia [2024-11-09 07:04:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_register_pcmcia [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 07:04:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_replace_cis [2024-11-09 07:04:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_replace_cis [2024-11-09 07:04:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 07:04:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 07:04:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2024-11-09 07:04:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2024-11-09 07:04:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 07:04:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 07:04:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_bus_remove [2024-11-09 07:04:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_bus_remove [2024-11-09 07:04:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure manf_id_show [2024-11-09 07:04:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure manf_id_show [2024-11-09 07:04:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2024-11-09 07:04:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_config [2024-11-09 07:04:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure parse_power [2024-11-09 07:04:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_power [2024-11-09 07:04:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure card_id_show [2024-11-09 07:04:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure card_id_show [2024-11-09 07:04:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_get_socket [2024-11-09 07:04:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_get_socket [2024-11-09 07:04:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-09 07:04:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-09 07:04:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_fixup_iowidth [2024-11-09 07:04:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_fixup_iowidth [2024-11-09 07:04:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_write_cis_mem [2024-11-09 07:04:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_write_cis_mem [2024-11-09 07:04:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure runtime_suspend [2024-11-09 07:04:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure runtime_suspend [2024-11-09 07:04:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 07:04:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 07:04:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure prod_id4_show [2024-11-09 07:04:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure prod_id4_show [2024-11-09 07:04:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure resources_show [2024-11-09 07:04:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure resources_show [2024-11-09 07:04:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:04:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:04:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-09 07:04:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-09 07:04:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-09 07:04:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-09 07:04:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:04:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-11-09 07:04:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-11-09 07:04:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-11-09 07:04:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure set_cis_map [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cis_map [2024-11-09 07:04:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_device_remove [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_device_remove [2024-11-09 07:04:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-11-09 07:04:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:04:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_resume [2024-11-09 07:04:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_resume [2024-11-09 07:04:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_read_tuple [2024-11-09 07:04:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_read_tuple [2024-11-09 07:04:47,804 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:04:47,808 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:04:48,108 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 07:05:20,963 INFO L? ?]: Removed 3199 outVars from TransFormulas that were not future-live. [2024-11-09 07:05:20,964 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:05:26,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:05:26,049 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-09 07:05:26,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:05:26 BoogieIcfgContainer [2024-11-09 07:05:26,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:05:26,053 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:05:26,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:05:26,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:05:26,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:04:39" (1/3) ... [2024-11-09 07:05:26,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f91f2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:05:26, skipping insertion in model container [2024-11-09 07:05:26,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:44" (2/3) ... [2024-11-09 07:05:26,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f91f2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:05:26, skipping insertion in model container [2024-11-09 07:05:26,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:05:26" (3/3) ... [2024-11-09 07:05:26,064 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--pcmcia--pcmcia.ko-entry_point.cil.out.i [2024-11-09 07:05:26,088 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:05:26,089 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:05:26,262 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:05:26,271 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;@793c2ea4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:05:26,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:05:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 2657 states, 1791 states have (on average 1.4154103852596316) internal successors, (2535), 1837 states have internal predecessors, (2535), 733 states have call successors, (733), 132 states have call predecessors, (733), 131 states have return successors, (714), 712 states have call predecessors, (714), 714 states have call successors, (714) [2024-11-09 07:05:26,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-09 07:05:26,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:05:26,331 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:05:26,332 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:05:26,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:05:26,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1435084437, now seen corresponding path program 1 times [2024-11-09 07:05:26,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:05:26,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969890389] [2024-11-09 07:05:26,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:05:26,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:06:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:06:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 7842 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7842 trivial. 0 not checked. [2024-11-09 07:06:21,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:06:21,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969890389] [2024-11-09 07:06:21,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969890389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:06:21,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:06:21,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:06:21,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667921191] [2024-11-09 07:06:21,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:06:21,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:06:21,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:06:21,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:06:21,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:06:21,908 INFO L87 Difference]: Start difference. First operand has 2657 states, 1791 states have (on average 1.4154103852596316) internal successors, (2535), 1837 states have internal predecessors, (2535), 733 states have call successors, (733), 132 states have call predecessors, (733), 131 states have return successors, (714), 712 states have call predecessors, (714), 714 states have call successors, (714) Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2024-11-09 07:06:24,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:06:31,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:06:40,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:06:42,120 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 [] [2024-11-09 07:06:43,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:06:43,310 INFO L93 Difference]: Finished difference Result 7769 states and 11962 transitions. [2024-11-09 07:06:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:06:43,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 532 [2024-11-09 07:06:43,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:06:43,389 INFO L225 Difference]: With dead ends: 7769 [2024-11-09 07:06:43,390 INFO L226 Difference]: Without dead ends: 5154 [2024-11-09 07:06:43,420 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 [2024-11-09 07:06:43,425 INFO L432 NwaCegarLoop]: 3662 mSDtfsCounter, 3937 mSDsluCounter, 3527 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3937 SdHoareTripleChecker+Valid, 7189 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:06:43,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3937 Valid, 7189 Invalid, 640 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 634 Invalid, 4 Unknown, 0 Unchecked, 20.8s Time] [2024-11-09 07:06:43,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2024-11-09 07:06:43,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 5150. [2024-11-09 07:06:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5150 states, 3514 states have (on average 1.4089356858281161) internal successors, (4951), 3565 states have internal predecessors, (4951), 1375 states have call successors, (1375), 261 states have call predecessors, (1375), 260 states have return successors, (1374), 1369 states have call predecessors, (1374), 1374 states have call successors, (1374) [2024-11-09 07:06:43,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5150 states to 5150 states and 7700 transitions. [2024-11-09 07:06:43,887 INFO L78 Accepts]: Start accepts. Automaton has 5150 states and 7700 transitions. Word has length 532 [2024-11-09 07:06:43,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:06:43,891 INFO L471 AbstractCegarLoop]: Abstraction has 5150 states and 7700 transitions. [2024-11-09 07:06:43,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2024-11-09 07:06:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 5150 states and 7700 transitions. [2024-11-09 07:06:43,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-11-09 07:06:43,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:06:43,916 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:06:43,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:06:43,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:06:43,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:06:43,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1693159922, now seen corresponding path program 1 times [2024-11-09 07:06:43,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:06:43,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041431589] [2024-11-09 07:06:43,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:06:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:07:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:07:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 7842 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7842 trivial. 0 not checked. [2024-11-09 07:07:30,671 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:07:30,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041431589] [2024-11-09 07:07:30,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041431589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:07:30,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:07:30,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:07:30,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011510225] [2024-11-09 07:07:30,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:07:30,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:07:30,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:07:30,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:07:30,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:07:30,676 INFO L87 Difference]: Start difference. First operand 5150 states and 7700 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2024-11-09 07:07:32,968 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 [] [2024-11-09 07:07:41,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:07:49,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:07:51,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:07:52,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:07:52,791 INFO L93 Difference]: Finished difference Result 15139 states and 22615 transitions. [2024-11-09 07:07:52,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:07:52,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 550 [2024-11-09 07:07:52,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:07:52,869 INFO L225 Difference]: With dead ends: 15139 [2024-11-09 07:07:52,870 INFO L226 Difference]: Without dead ends: 10078 [2024-11-09 07:07:52,901 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 [2024-11-09 07:07:52,902 INFO L432 NwaCegarLoop]: 3644 mSDtfsCounter, 3801 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3801 SdHoareTripleChecker+Valid, 7091 SdHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2024-11-09 07:07:52,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3801 Valid, 7091 Invalid, 676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 670 Invalid, 4 Unknown, 0 Unchecked, 21.7s Time] [2024-11-09 07:07:52,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10078 states. [2024-11-09 07:07:53,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10078 to 10075. [2024-11-09 07:07:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10075 states, 6893 states have (on average 1.4105614391411576) internal successors, (9723), 6994 states have internal predecessors, (9723), 2661 states have call successors, (2661), 521 states have call predecessors, (2661), 520 states have return successors, (2660), 2651 states have call predecessors, (2660), 2660 states have call successors, (2660) [2024-11-09 07:07:53,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10075 states to 10075 states and 15044 transitions. [2024-11-09 07:07:53,438 INFO L78 Accepts]: Start accepts. Automaton has 10075 states and 15044 transitions. Word has length 550 [2024-11-09 07:07:53,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:07:53,442 INFO L471 AbstractCegarLoop]: Abstraction has 10075 states and 15044 transitions. [2024-11-09 07:07:53,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2024-11-09 07:07:53,444 INFO L276 IsEmpty]: Start isEmpty. Operand 10075 states and 15044 transitions. [2024-11-09 07:07:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-11-09 07:07:53,465 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:07:53,466 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:07:53,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:07:53,468 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:07:53,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:07:53,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1615343159, now seen corresponding path program 1 times [2024-11-09 07:07:53,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:07:53,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41542474] [2024-11-09 07:07:53,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:07:53,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7842 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7842 trivial. 0 not checked. [2024-11-09 07:08:38,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:08:38,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41542474] [2024-11-09 07:08:38,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41542474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:38,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:38,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:08:38,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088222463] [2024-11-09 07:08:38,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:38,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:38,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:08:38,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:38,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:08:38,863 INFO L87 Difference]: Start difference. First operand 10075 states and 15044 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-09 07:08:41,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:08:46,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:08:56,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:08:58,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:08:59,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:08:59,811 INFO L93 Difference]: Finished difference Result 29876 states and 44579 transitions. [2024-11-09 07:08:59,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:59,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 555 [2024-11-09 07:08:59,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:08:59,953 INFO L225 Difference]: With dead ends: 29876 [2024-11-09 07:08:59,954 INFO L226 Difference]: Without dead ends: 19890 [2024-11-09 07:09:00,005 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 [2024-11-09 07:09:00,006 INFO L432 NwaCegarLoop]: 3710 mSDtfsCounter, 3848 mSDsluCounter, 3457 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3848 SdHoareTripleChecker+Valid, 7167 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-11-09 07:09:00,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3848 Valid, 7167 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 660 Invalid, 4 Unknown, 0 Unchecked, 20.3s Time] [2024-11-09 07:09:00,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19890 states. [2024-11-09 07:09:00,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19890 to 19885. [2024-11-09 07:09:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19885 states, 13615 states have (on average 1.4104296731546089) internal successors, (19203), 13818 states have internal predecessors, (19203), 5229 states have call successors, (5229), 1041 states have call predecessors, (5229), 1040 states have return successors, (5228), 5209 states have call predecessors, (5228), 5228 states have call successors, (5228) [2024-11-09 07:09:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19885 states to 19885 states and 29660 transitions. [2024-11-09 07:09:00,951 INFO L78 Accepts]: Start accepts. Automaton has 19885 states and 29660 transitions. Word has length 555 [2024-11-09 07:09:00,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:09:00,952 INFO L471 AbstractCegarLoop]: Abstraction has 19885 states and 29660 transitions. [2024-11-09 07:09:00,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-09 07:09:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 19885 states and 29660 transitions. [2024-11-09 07:09:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2024-11-09 07:09:00,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:09:00,970 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:00,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:09:00,970 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:09:00,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:00,971 INFO L85 PathProgramCache]: Analyzing trace with hash 921531857, now seen corresponding path program 1 times [2024-11-09 07:09:00,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:09:00,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708717309] [2024-11-09 07:09:00,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:00,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 7844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7844 trivial. 0 not checked. [2024-11-09 07:09:44,036 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:09:44,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708717309] [2024-11-09 07:09:44,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708717309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:09:44,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:09:44,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:09:44,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362401791] [2024-11-09 07:09:44,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:09:44,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:09:44,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:09:44,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:09:44,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:09:44,040 INFO L87 Difference]: Start difference. First operand 19885 states and 29660 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-09 07:09:46,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:51,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:10:01,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:10:03,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:10:05,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:10:05,306 INFO L93 Difference]: Finished difference Result 59313 states and 88452 transitions. [2024-11-09 07:10:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:10:05,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 577 [2024-11-09 07:10:05,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:10:05,551 INFO L225 Difference]: With dead ends: 59313 [2024-11-09 07:10:05,552 INFO L226 Difference]: Without dead ends: 39517 [2024-11-09 07:10:05,641 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 [2024-11-09 07:10:05,642 INFO L432 NwaCegarLoop]: 3795 mSDtfsCounter, 3890 mSDsluCounter, 3481 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3890 SdHoareTripleChecker+Valid, 7276 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-11-09 07:10:05,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3890 Valid, 7276 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 642 Invalid, 4 Unknown, 0 Unchecked, 20.2s Time] [2024-11-09 07:10:05,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39517 states. [2024-11-09 07:10:07,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39517 to 39513. [2024-11-09 07:10:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39513 states, 27045 states have (on average 1.4102791643557036) internal successors, (38141), 27452 states have internal predecessors, (38141), 10387 states have call successors, (10387), 2081 states have call predecessors, (10387), 2080 states have return successors, (10386), 10347 states have call predecessors, (10386), 10386 states have call successors, (10386) [2024-11-09 07:10:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39513 states to 39513 states and 58914 transitions. [2024-11-09 07:10:07,514 INFO L78 Accepts]: Start accepts. Automaton has 39513 states and 58914 transitions. Word has length 577 [2024-11-09 07:10:07,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:10:07,515 INFO L471 AbstractCegarLoop]: Abstraction has 39513 states and 58914 transitions. [2024-11-09 07:10:07,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-09 07:10:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 39513 states and 58914 transitions. [2024-11-09 07:10:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2024-11-09 07:10:07,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:10:07,523 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:10:07,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:10:07,523 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:10:07,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:10:07,524 INFO L85 PathProgramCache]: Analyzing trace with hash -423225974, now seen corresponding path program 1 times [2024-11-09 07:10:07,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:10:07,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346552695] [2024-11-09 07:10:07,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:10:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:10:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:10:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7848 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7848 trivial. 0 not checked. [2024-11-09 07:10:55,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:10:55,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346552695] [2024-11-09 07:10:55,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346552695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:10:55,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:10:55,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:10:55,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021161277] [2024-11-09 07:10:55,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:10:55,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:10:55,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:10:55,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:10:55,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:10:55,125 INFO L87 Difference]: Start difference. First operand 39513 states and 58914 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-09 07:10:57,450 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 [] [2024-11-09 07:11:12,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:15,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:17,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:19,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:23,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:11:23,210 INFO L93 Difference]: Finished difference Result 117716 states and 175465 transitions. [2024-11-09 07:11:23,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:11:23,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 582 [2024-11-09 07:11:23,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:11:23,844 INFO L225 Difference]: With dead ends: 117716 [2024-11-09 07:11:23,844 INFO L226 Difference]: Without dead ends: 78292 [2024-11-09 07:11:24,026 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 [2024-11-09 07:11:24,027 INFO L432 NwaCegarLoop]: 6114 mSDtfsCounter, 3841 mSDsluCounter, 3481 mSDsCounter, 0 mSdLazyCounter, 868 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3841 SdHoareTripleChecker+Valid, 9595 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 868 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:11:24,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3841 Valid, 9595 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 868 Invalid, 4 Unknown, 0 Unchecked, 25.6s Time] [2024-11-09 07:11:24,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78292 states. [2024-11-09 07:11:27,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78292 to 78281. [2024-11-09 07:11:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78281 states, 53645 states have (on average 1.4112964861590083) internal successors, (75709), 54444 states have internal predecessors, (75709), 20475 states have call successors, (20475), 4161 states have call predecessors, (20475), 4160 states have return successors, (20474), 20395 states have call predecessors, (20474), 20474 states have call successors, (20474) [2024-11-09 07:11:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78281 states to 78281 states and 116658 transitions. [2024-11-09 07:11:28,723 INFO L78 Accepts]: Start accepts. Automaton has 78281 states and 116658 transitions. Word has length 582 [2024-11-09 07:11:28,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:11:28,724 INFO L471 AbstractCegarLoop]: Abstraction has 78281 states and 116658 transitions. [2024-11-09 07:11:28,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-09 07:11:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 78281 states and 116658 transitions. [2024-11-09 07:11:28,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2024-11-09 07:11:28,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:11:28,731 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 42, 42, 42, 42, 42, 42, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:11:28,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:11:28,731 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:11:28,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:11:28,732 INFO L85 PathProgramCache]: Analyzing trace with hash -871161739, now seen corresponding path program 1 times [2024-11-09 07:11:28,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:11:28,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347610820] [2024-11-09 07:11:28,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:11:28,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:12:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:17,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8806 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8806 trivial. 0 not checked. [2024-11-09 07:12:17,806 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:12:17,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347610820] [2024-11-09 07:12:17,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347610820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:12:17,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:12:17,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:12:17,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164637130] [2024-11-09 07:12:17,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:12:17,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:12:17,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:12:17,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:12:17,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:12:17,809 INFO L87 Difference]: Start difference. First operand 78281 states and 116658 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2024-11-09 07:12:20,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:36,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:38,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:39,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:42,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:44,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:50,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:12:50,516 INFO L93 Difference]: Finished difference Result 227984 states and 339618 transitions. [2024-11-09 07:12:50,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:12:50,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 599 [2024-11-09 07:12:50,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:12:52,580 INFO L225 Difference]: With dead ends: 227984 [2024-11-09 07:12:52,580 INFO L226 Difference]: Without dead ends: 149792 [2024-11-09 07:12:52,999 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 [2024-11-09 07:12:53,000 INFO L432 NwaCegarLoop]: 6613 mSDtfsCounter, 3795 mSDsluCounter, 3481 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3795 SdHoareTripleChecker+Valid, 10094 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:12:53,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3795 Valid, 10094 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 901 Invalid, 4 Unknown, 0 Unchecked, 28.6s Time] [2024-11-09 07:12:53,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149792 states.