./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:03:48,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:03:48,477 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:03:48,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:03:48,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:03:48,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:03:48,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:03:48,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:03:48,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:03:48,520 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:03:48,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:03:48,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:03:48,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:03:48,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:03:48,526 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:03:48,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:03:48,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:03:48,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:03:48,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:03:48,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:03:48,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:03:48,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:03:48,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:03:48,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:03:48,531 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:03:48,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:03:48,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:03:48,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:03:48,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:03:48,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:03:48,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:03:48,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:03:48,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:03:48,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:03:48,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:03:48,534 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:03:48,534 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:03:48,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:03:48,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:03:48,535 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 [2024-10-24 14:03:48,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:03:48,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:03:48,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:03:48,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:03:48,820 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:03:48,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-10-24 14:03:50,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:03:50,774 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:03:50,775 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-10-24 14:03:50,824 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ccc7f6b/5051861eb0ca466e8142379ee7d4727f/FLAG4e3c61f22 [2024-10-24 14:03:51,318 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ccc7f6b/5051861eb0ca466e8142379ee7d4727f [2024-10-24 14:03:51,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:03:51,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:03:51,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:03:51,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:03:51,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:03:51,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:03:51" (1/1) ... [2024-10-24 14:03:51,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f62dbef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:51, skipping insertion in model container [2024-10-24 14:03:51,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:03:51" (1/1) ... [2024-10-24 14:03:51,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:03:53,390 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-10-24 14:03:53,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:03:53,502 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:03:53,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5924] [2024-10-24 14:03:53,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5932] [2024-10-24 14:03:53,684 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7007] [2024-10-24 14:03:53,685 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7014] [2024-10-24 14:03:53,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7040] [2024-10-24 14:03:54,059 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-10-24 14:03:54,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:03:54,136 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:03:54,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54 WrapperNode [2024-10-24 14:03:54,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:03:54,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:03:54,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:03:54,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:03:54,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:54,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:54,431 INFO L138 Inliner]: procedures = 274, calls = 2182, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 5617 [2024-10-24 14:03:54,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:03:54,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:03:54,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:03:54,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:03:54,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:54,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:54,492 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,125 INFO L175 MemorySlicer]: Split 1179 memory accesses to 6 slices as follows [2, 4, 6, 41, 4, 1122]. 95 percent of accesses are in the largest equivalence class. The 190 initializations are split as follows [2, 4, 0, 41, 4, 139]. The 343 writes are split as follows [0, 0, 1, 0, 0, 342]. [2024-10-24 14:03:55,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:03:55,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:03:55,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:03:55,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:03:55,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (1/1) ... [2024-10-24 14:03:55,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:03:55,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:55,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 14:03:55,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 14:03:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-10-24 14:03:55,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-10-24 14:03:55,402 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-10-24 14:03:55,402 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-10-24 14:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 14:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 14:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 14:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 14:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 14:03:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-24 14:03:55,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-24 14:03:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:03:55,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:03:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 14:03:55,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 14:03:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-10-24 14:03:55,407 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-10-24 14:03:55,407 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-10-24 14:03:55,408 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-10-24 14:03:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:03:55,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:03:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-24 14:03:55,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-24 14:03:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:03:55,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:03:55,408 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-10-24 14:03:55,409 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-10-24 14:03:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-10-24 14:03:55,409 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-10-24 14:03:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 14:03:55,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 14:03:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 14:03:55,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 14:03:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 14:03:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-24 14:03:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-24 14:03:55,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-24 14:03:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 14:03:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 14:03:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 14:03:55,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-24 14:03:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-24 14:03:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-24 14:03:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 14:03:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 14:03:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-10-24 14:03:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-10-24 14:03:55,411 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:03:55,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:03:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-10-24 14:03:55,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-10-24 14:03:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-10-24 14:03:55,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-10-24 14:03:55,412 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2024-10-24 14:03:55,413 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2024-10-24 14:03:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-10-24 14:03:55,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-10-24 14:03:55,413 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-10-24 14:03:55,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-10-24 14:03:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-24 14:03:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2024-10-24 14:03:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-10-24 14:03:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-10-24 14:03:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-10-24 14:03:55,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-10-24 14:03:55,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:03:55,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:03:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:03:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 14:03:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 14:03:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-24 14:03:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-24 14:03:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 14:03:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-10-24 14:03:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-10-24 14:03:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:03:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:03:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-10-24 14:03:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-10-24 14:03:55,419 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-10-24 14:03:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-10-24 14:03:55,420 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-10-24 14:03:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-10-24 14:03:55,420 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-10-24 14:03:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 14:03:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 14:03:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 14:03:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 14:03:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 14:03:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 14:03:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 14:03:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 14:03:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 14:03:55,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 14:03:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 14:03:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 14:03:55,423 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-10-24 14:03:55,423 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:03:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-24 14:03:55,424 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-24 14:03:55,425 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-10-24 14:03:55,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-10-24 14:03:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-24 14:03:55,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-24 14:03:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-24 14:03:55,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-24 14:03:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-10-24 14:03:55,427 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-10-24 14:03:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-10-24 14:03:55,428 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:03:55,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-24 14:03:55,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-24 14:03:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-10-24 14:03:55,429 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-10-24 14:03:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-10-24 14:03:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-10-24 14:03:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 14:03:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 14:03:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-10-24 14:03:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-10-24 14:03:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2024-10-24 14:03:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2024-10-24 14:03:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 14:03:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-24 14:03:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-24 14:03:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-10-24 14:03:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 14:03:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-24 14:03:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:03:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-24 14:03:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-24 14:03:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-10-24 14:03:55,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-10-24 14:03:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-24 14:03:55,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-24 14:03:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-10-24 14:03:55,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-10-24 14:03:55,433 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-10-24 14:03:55,433 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-10-24 14:03:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:03:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:03:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:03:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-10-24 14:03:55,436 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-24 14:03:55,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-10-24 14:03:55,436 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-10-24 14:03:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-10-24 14:03:55,437 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-10-24 14:03:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:03:55,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:03:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-10-24 14:03:55,437 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-10-24 14:03:56,153 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:03:56,158 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:03:56,520 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:04:04,964 INFO L? ?]: Removed 1972 outVars from TransFormulas that were not future-live. [2024-10-24 14:04:04,964 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:04:05,242 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:04:05,242 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 14:04:05,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:04:05 BoogieIcfgContainer [2024-10-24 14:04:05,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:04:05,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:04:05,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:04:05,248 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:04:05,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:03:51" (1/3) ... [2024-10-24 14:04:05,249 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563fc0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:04:05, skipping insertion in model container [2024-10-24 14:04:05,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:03:54" (2/3) ... [2024-10-24 14:04:05,249 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563fc0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:04:05, skipping insertion in model container [2024-10-24 14:04:05,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:04:05" (3/3) ... [2024-10-24 14:04:05,250 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-10-24 14:04:05,269 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:04:05,269 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 14:04:05,390 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:04:05,396 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5593b969, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:04:05,397 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 14:04:05,410 INFO L276 IsEmpty]: Start isEmpty. Operand has 2236 states, 1533 states have (on average 1.4122635355512068) internal successors, (2165), 1581 states have internal predecessors, (2165), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 603 states have call predecessors, (618), 618 states have call successors, (618) [2024-10-24 14:04:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-24 14:04:05,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:04:05,425 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:04:05,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:04:05,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:04:05,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1050579542, now seen corresponding path program 1 times [2024-10-24 14:04:05,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:04:05,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562227589] [2024-10-24 14:04:05,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:04:05,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:04:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:04:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:04:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:04:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:04:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-10-24 14:04:06,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:04:06,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562227589] [2024-10-24 14:04:06,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562227589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:04:06,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:04:06,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:04:06,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13840132] [2024-10-24 14:04:06,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:04:06,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:04:06,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:04:06,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:04:06,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:04:06,302 INFO L87 Difference]: Start difference. First operand has 2236 states, 1533 states have (on average 1.4122635355512068) internal successors, (2165), 1581 states have internal predecessors, (2165), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 603 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-24 14:04:12,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:04:16,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:04:23,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:04:23,855 INFO L93 Difference]: Finished difference Result 4752 states and 7653 transitions. [2024-10-24 14:04:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:04:23,858 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 79 [2024-10-24 14:04:23,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:04:23,912 INFO L225 Difference]: With dead ends: 4752 [2024-10-24 14:04:23,912 INFO L226 Difference]: Without dead ends: 2509 [2024-10-24 14:04:23,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-24 14:04:23,949 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 4186 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 5154 mSolverCounterSat, 2265 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4604 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 7421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2265 IncrementalHoareTripleChecker+Valid, 5154 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:04:23,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4604 Valid, 857 Invalid, 7421 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2265 Valid, 5154 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2024-10-24 14:04:23,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2024-10-24 14:04:24,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2226. [2024-10-24 14:04:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2226 states, 1531 states have (on average 1.3742651861528412) internal successors, (2104), 1571 states have internal predecessors, (2104), 618 states have call successors, (618), 77 states have call predecessors, (618), 76 states have return successors, (617), 602 states have call predecessors, (617), 617 states have call successors, (617) [2024-10-24 14:04:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 2226 states and 3339 transitions. [2024-10-24 14:04:24,222 INFO L78 Accepts]: Start accepts. Automaton has 2226 states and 3339 transitions. Word has length 79 [2024-10-24 14:04:24,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:04:24,224 INFO L471 AbstractCegarLoop]: Abstraction has 2226 states and 3339 transitions. [2024-10-24 14:04:24,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-24 14:04:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 3339 transitions. [2024-10-24 14:04:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-24 14:04:24,232 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:04:24,232 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:04:24,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:04:24,233 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:04:24,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:04:24,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1047108720, now seen corresponding path program 1 times [2024-10-24 14:04:24,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:04:24,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652469761] [2024-10-24 14:04:24,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:04:24,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:04:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:04:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:04:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:04:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:04:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-10-24 14:04:24,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:04:24,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652469761] [2024-10-24 14:04:24,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652469761] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:04:24,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:04:24,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:04:24,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580671395] [2024-10-24 14:04:24,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:04:24,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:04:24,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:04:24,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:04:24,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:04:24,707 INFO L87 Difference]: Start difference. First operand 2226 states and 3339 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-24 14:04:32,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:04:36,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:04:47,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:04:47,500 INFO L93 Difference]: Finished difference Result 7113 states and 10912 transitions. [2024-10-24 14:04:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 14:04:47,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 79 [2024-10-24 14:04:47,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:04:47,551 INFO L225 Difference]: With dead ends: 7113 [2024-10-24 14:04:47,551 INFO L226 Difference]: Without dead ends: 4905 [2024-10-24 14:04:47,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 14:04:47,574 INFO L432 NwaCegarLoop]: 391 mSDtfsCounter, 10040 mSDsluCounter, 739 mSDsCounter, 0 mSdLazyCounter, 8457 mSolverCounterSat, 6296 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10511 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 14755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6296 IncrementalHoareTripleChecker+Valid, 8457 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:04:47,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10511 Valid, 1130 Invalid, 14755 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6296 Valid, 8457 Invalid, 2 Unknown, 0 Unchecked, 22.1s Time] [2024-10-24 14:04:47,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2024-10-24 14:04:47,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 4340. [2024-10-24 14:04:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4340 states, 2991 states have (on average 1.3751253761283853) internal successors, (4113), 3069 states have internal predecessors, (4113), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1167 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-10-24 14:04:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 4340 states and 6508 transitions. [2024-10-24 14:04:47,862 INFO L78 Accepts]: Start accepts. Automaton has 4340 states and 6508 transitions. Word has length 79 [2024-10-24 14:04:47,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:04:47,863 INFO L471 AbstractCegarLoop]: Abstraction has 4340 states and 6508 transitions. [2024-10-24 14:04:47,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-24 14:04:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4340 states and 6508 transitions. [2024-10-24 14:04:47,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-24 14:04:47,876 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:04:47,876 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:04:47,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:04:47,878 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:04:47,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:04:47,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1437262687, now seen corresponding path program 1 times [2024-10-24 14:04:47,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:04:47,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319169540] [2024-10-24 14:04:47,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:04:47,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:04:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:04:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:04:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:04:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:04:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 14:04:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:04:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:04:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:04:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-10-24 14:04:48,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:04:48,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319169540] [2024-10-24 14:04:48,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319169540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:04:48,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:04:48,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:04:48,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926009747] [2024-10-24 14:04:48,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:04:48,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:04:48,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:04:48,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:04:48,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:04:48,406 INFO L87 Difference]: Start difference. First operand 4340 states and 6508 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-24 14:04:54,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:04:58,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:05:06,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:05:06,280 INFO L93 Difference]: Finished difference Result 4907 states and 7599 transitions. [2024-10-24 14:05:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 14:05:06,280 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-10-24 14:05:06,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:05:06,325 INFO L225 Difference]: With dead ends: 4907 [2024-10-24 14:05:06,325 INFO L226 Difference]: Without dead ends: 4904 [2024-10-24 14:05:06,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:05:06,332 INFO L432 NwaCegarLoop]: 392 mSDtfsCounter, 4178 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 8327 mSolverCounterSat, 2237 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4594 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 10566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2237 IncrementalHoareTripleChecker+Valid, 8327 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2024-10-24 14:05:06,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4594 Valid, 1150 Invalid, 10566 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2237 Valid, 8327 Invalid, 2 Unknown, 0 Unchecked, 17.5s Time] [2024-10-24 14:05:06,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4904 states. [2024-10-24 14:05:06,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4904 to 4342. [2024-10-24 14:05:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4342 states, 2993 states have (on average 1.374874707651186) internal successors, (4115), 3071 states have internal predecessors, (4115), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1167 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-10-24 14:05:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 4342 states and 6510 transitions. [2024-10-24 14:05:06,584 INFO L78 Accepts]: Start accepts. Automaton has 4342 states and 6510 transitions. Word has length 103 [2024-10-24 14:05:06,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:05:06,586 INFO L471 AbstractCegarLoop]: Abstraction has 4342 states and 6510 transitions. [2024-10-24 14:05:06,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-24 14:05:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4342 states and 6510 transitions. [2024-10-24 14:05:06,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-24 14:05:06,626 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:05:06,627 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:05:06,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:05:06,629 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:05:06,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:05:06,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1929873476, now seen corresponding path program 1 times [2024-10-24 14:05:06,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:05:06,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270815543] [2024-10-24 14:05:06,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:05:06,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:05:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:05:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:05:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:05:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:05:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:05:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:05:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:05:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 14:05:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:05:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:05:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:05:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-10-24 14:05:07,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:05:07,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270815543] [2024-10-24 14:05:07,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270815543] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:05:07,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:05:07,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 14:05:07,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373852539] [2024-10-24 14:05:07,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:05:07,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:05:07,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:05:07,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:05:07,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 14:05:07,287 INFO L87 Difference]: Start difference. First operand 4342 states and 6510 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 3 states have call successors, (12), 6 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)