./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--usb--misc--ftdi-elan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.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 abeb9ca06f21b9dec7d230ce040a263678a02e52fe3d91f2bc4306bcb6729759 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 04:52:20,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 04:52:20,440 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 04:52:20,443 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 04:52:20,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 04:52:20,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 04:52:20,470 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 04:52:20,470 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 04:52:20,470 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 04:52:20,471 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 04:52:20,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 04:52:20,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 04:52:20,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 04:52:20,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 04:52:20,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 04:52:20,473 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 04:52:20,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:52:20,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 04:52:20,474 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /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 -> abeb9ca06f21b9dec7d230ce040a263678a02e52fe3d91f2bc4306bcb6729759 [2025-03-04 04:52:20,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 04:52:20,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 04:52:20,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 04:52:20,731 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 04:52:20,731 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 04:52:20,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:52:21,855 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfdfa99fd/b3538a2668b14ecd82e7c486795f180a/FLAGc9e3bed79 [2025-03-04 04:52:22,296 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 04:52:22,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:52:22,338 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfdfa99fd/b3538a2668b14ecd82e7c486795f180a/FLAGc9e3bed79 [2025-03-04 04:52:22,426 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfdfa99fd/b3538a2668b14ecd82e7c486795f180a [2025-03-04 04:52:22,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 04:52:22,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 04:52:22,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 04:52:22,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 04:52:22,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 04:52:22,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:52:22" (1/1) ... [2025-03-04 04:52:22,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490ef13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:22, skipping insertion in model container [2025-03-04 04:52:22,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:52:22" (1/1) ... [2025-03-04 04:52:22,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 04:52:24,064 WARN L250 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--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[263943,263956] [2025-03-04 04:52:24,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:52:24,174 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 04:52:24,256 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"); [3725-3726] [2025-03-04 04:52:24,258 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"); [3737-3738] [2025-03-04 04:52:24,258 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"); [3741-3742] [2025-03-04 04:52:24,260 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"); [3745-3746] [2025-03-04 04:52:24,260 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"); [3749-3750] [2025-03-04 04:52:24,490 WARN L250 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--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[263943,263956] [2025-03-04 04:52:24,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:52:24,572 INFO L204 MainTranslator]: Completed translation [2025-03-04 04:52:24,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24 WrapperNode [2025-03-04 04:52:24,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 04:52:24,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 04:52:24,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 04:52:24,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 04:52:24,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:24,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:24,857 INFO L138 Inliner]: procedures = 268, calls = 2838, calls flagged for inlining = 123, calls inlined = 114, statements flattened = 6784 [2025-03-04 04:52:24,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 04:52:24,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 04:52:24,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 04:52:24,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 04:52:24,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:24,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:24,895 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,604 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 34, 9, 1035, 7, 3, 2, 3, 3, 47, 3, 26, 2, 3, 3, 3, 2]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 9, 53, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 655 writes are split as follows [0, 8, 0, 563, 2, 3, 1, 3, 3, 45, 3, 13, 1, 3, 3, 3, 1]. [2025-03-04 04:52:25,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 04:52:25,811 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 04:52:25,812 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 04:52:25,812 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 04:52:25,813 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (1/1) ... [2025-03-04 04:52:25,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:52:25,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:52:25,844 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) [2025-03-04 04:52:25,847 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 [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2025-03-04 04:52:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-04 04:52:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-04 04:52:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2025-03-04 04:52:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 04:52:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2025-03-04 04:52:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2025-03-04 04:52:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2025-03-04 04:52:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2025-03-04 04:52:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2025-03-04 04:52:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-03-04 04:52:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-03-04 04:52:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2025-03-04 04:52:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 04:52:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2025-03-04 04:52:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-03-04 04:52:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2025-03-04 04:52:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2025-03-04 04:52:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-04 04:52:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-04 04:52:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-04 04:52:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2025-03-04 04:52:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2025-03-04 04:52:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 04:52:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 04:52:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-04 04:52:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-04 04:52:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-03-04 04:52:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-03-04 04:52:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2025-03-04 04:52:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2025-03-04 04:52:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_45 [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_45 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_44 [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_44 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_43 [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_43 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2025-03-04 04:52:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 04:52:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-04 04:52:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2025-03-04 04:52:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2025-03-04 04:52:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-04 04:52:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2025-03-04 04:52:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 04:52:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 04:52:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2025-03-04 04:52:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 04:52:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2025-03-04 04:52:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 04:52:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 04:52:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 04:52:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 04:52:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 04:52:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 04:52:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 04:52:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 04:52:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2025-03-04 04:52:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 04:52:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 04:52:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 04:52:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 04:52:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 04:52:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 04:52:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 04:52:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 04:52:26,485 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 04:52:26,488 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 04:52:26,526 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4071: havoc dev_get_drvdata_#t~mem106#1.base, dev_get_drvdata_#t~mem106#1.offset; [2025-03-04 04:52:26,572 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 04:52:26,741 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6689: #res := -1;call ULTIMATE.dealloc(~#packet_bytes~2.base, ~#packet_bytes~2.offset);havoc ~#packet_bytes~2.base, ~#packet_bytes~2.offset;call ULTIMATE.dealloc(~#diag~2.base, ~#diag~2.offset);havoc ~#diag~2.base, ~#diag~2.offset; [2025-03-04 04:52:26,742 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6575: call ULTIMATE.dealloc(~#packet_bytes~2.base, ~#packet_bytes~2.offset);havoc ~#packet_bytes~2.base, ~#packet_bytes~2.offset;call ULTIMATE.dealloc(~#diag~2.base, ~#diag~2.offset);havoc ~#diag~2.base, ~#diag~2.offset; [2025-03-04 04:52:26,758 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4063: havoc #t~mem103; [2025-03-04 04:52:27,182 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5964: havoc #t~mem517;call ULTIMATE.dealloc(~#result~2.base, ~#result~2.offset);havoc ~#result~2.base, ~#result~2.offset; [2025-03-04 04:52:27,205 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9325: havoc #t~nondet1100; [2025-03-04 04:52:27,241 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9390: havoc #t~nondet1106; [2025-03-04 04:52:28,247 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7735: call ULTIMATE.dealloc(ftdi_elan_setupOHCI_~#pcidata~3#1.base, ftdi_elan_setupOHCI_~#pcidata~3#1.offset);havoc ftdi_elan_setupOHCI_~#pcidata~3#1.base, ftdi_elan_setupOHCI_~#pcidata~3#1.offset; [2025-03-04 04:52:28,248 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7010: call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset);havoc ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset);havoc ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset; [2025-03-04 04:52:28,248 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6815: call ULTIMATE.dealloc(ftdi_elan_synchronize_~#packet_bytes~3#1.base, ftdi_elan_synchronize_~#packet_bytes~3#1.offset);havoc ftdi_elan_synchronize_~#packet_bytes~3#1.base, ftdi_elan_synchronize_~#packet_bytes~3#1.offset;call ULTIMATE.dealloc(ftdi_elan_synchronize_~#diag~3#1.base, ftdi_elan_synchronize_~#diag~3#1.offset);havoc ftdi_elan_synchronize_~#diag~3#1.base, ftdi_elan_synchronize_~#diag~3#1.offset; [2025-03-04 04:52:28,248 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9032: havoc ldv_usb_submit_urb_42_#t~nondet1083#1; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9006: havoc ldv_usb_submit_urb_39_#t~nondet1080#1; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7125-1: ftdi_elan_stuck_waiting_#res#1 := -1;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset);havoc ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset);havoc ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7657: call ULTIMATE.dealloc(ftdi_elan_enumeratePCI_~#controlreg~0#1.base, ftdi_elan_enumeratePCI_~#controlreg~0#1.offset);havoc ftdi_elan_enumeratePCI_~#controlreg~0#1.base, ftdi_elan_enumeratePCI_~#controlreg~0#1.offset; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9310: havoc __request_module_#t~nondet1097#1; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9379: havoc platform_device_register_#t~nondet1104#1; [2025-03-04 04:52:28,249 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7134: call ULTIMATE.dealloc(ftdi_elan_checkingPCI_~#pcidata~0#1.base, ftdi_elan_checkingPCI_~#pcidata~0#1.offset);havoc ftdi_elan_checkingPCI_~#pcidata~0#1.base, ftdi_elan_checkingPCI_~#pcidata~0#1.offset; [2025-03-04 04:52:28,317 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9386: havoc #t~nondet1105; [2025-03-04 04:52:28,871 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7570: call ULTIMATE.dealloc(ftdi_elan_close_controller_~#latence_timer~1#1.base, ftdi_elan_close_controller_~#latence_timer~1#1.offset);havoc ftdi_elan_close_controller_~#latence_timer~1#1.base, ftdi_elan_close_controller_~#latence_timer~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_close_controller_~#pcidata~2#1.base, ftdi_elan_close_controller_~#pcidata~2#1.offset);havoc ftdi_elan_close_controller_~#pcidata~2#1.base, ftdi_elan_close_controller_~#pcidata~2#1.offset; [2025-03-04 04:52:28,872 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7179: call ULTIMATE.dealloc(ftdi_elan_check_controller_~#hc_control~0#1.base, ftdi_elan_check_controller_~#hc_control~0#1.offset);havoc ftdi_elan_check_controller_~#hc_control~0#1.base, ftdi_elan_check_controller_~#hc_control~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#control~0#1.base, ftdi_elan_check_controller_~#control~0#1.offset);havoc ftdi_elan_check_controller_~#control~0#1.base, ftdi_elan_check_controller_~#control~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#rh_a~0#1.base, ftdi_elan_check_controller_~#rh_a~0#1.offset);havoc ftdi_elan_check_controller_~#rh_a~0#1.base, ftdi_elan_check_controller_~#rh_a~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#status~1#1.base, ftdi_elan_check_controller_~#status~1#1.offset);havoc ftdi_elan_check_controller_~#status~1#1.base, ftdi_elan_check_controller_~#status~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#fminterval~0#1.base, ftdi_elan_check_controller_~#fminterval~0#1.offset);havoc ftdi_elan_check_controller_~#fminterval~0#1.base, ftdi_elan_check_controller_~#fminterval~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#hc_fminterval~0#1.base, ftdi_elan_check_controller_~#hc_fminterval~0#1.offset);havoc ftdi_elan_check_controller_~#hc_fminterval~0#1.base, ftdi_elan_check_controller_~#hc_fminterval~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#periodicstart~0#1.base, ftdi_elan_check_controller_~#periodicstart~0#1.offset);havoc ftdi_elan_check_controller_~#periodicstart~0#1.base, ftdi_elan_check_controller_~#periodicstart~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#cmdstatus~0#1.base, ftdi_elan_check_controller_~#cmdstatus~0#1.offset);havoc ftdi_elan_check_controller_~#cmdstatus~0#1.base, ftdi_elan_check_controller_~#cmdstatus~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#roothub_a___0~0#1.base, ftdi_elan_check_controller_~#roothub_a___0~0#1.offset);havoc ftdi_elan_check_controller_~#roothub_a___0~0#1.base, ftdi_elan_check_controller_~#roothub_a___0~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#portstatus~0#1.base, ftdi_elan_check_controller_~#portstatus~0#1.offset);havoc ftdi_elan_check_controller_~#portstatus~0#1.base, ftdi_elan_check_controller_~#portstatus~0#1.offset; [2025-03-04 04:52:28,944 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: call ULTIMATE.dealloc(~#latence_timer~0.base, ~#latence_timer~0.offset);havoc ~#latence_timer~0.base, ~#latence_timer~0.offset;call ULTIMATE.dealloc(~#pcidata~1.base, ~#pcidata~1.offset);havoc ~#pcidata~1.base, ~#pcidata~1.offset; [2025-03-04 04:52:29,293 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5384: call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#packet_bytes~1#1.base, ftdi_elan_respond_engine_~#packet_bytes~1#1.offset);havoc ftdi_elan_respond_engine_~#packet_bytes~1#1.base, ftdi_elan_respond_engine_~#packet_bytes~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#diag~1#1.base, ftdi_elan_respond_engine_~#diag~1#1.offset);havoc ftdi_elan_respond_engine_~#diag~1#1.base, ftdi_elan_respond_engine_~#diag~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#diag___0~0#1.base, ftdi_elan_respond_engine_~#diag___0~0#1.offset);havoc ftdi_elan_respond_engine_~#diag___0~0#1.base, ftdi_elan_respond_engine_~#diag___0~0#1.offset; [2025-03-04 04:52:29,304 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9401: havoc #t~nondet1108; [2025-03-04 04:52:29,322 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9275: havoc #t~ret1095.base, #t~ret1095.offset; [2025-03-04 04:52:29,324 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4017: havoc #t~mem98; [2025-03-04 04:52:30,694 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5912: havoc #t~mem507;call ULTIMATE.dealloc(~#result~1.base, ~#result~1.offset);havoc ~#result~1.base, ~#result~1.offset; [2025-03-04 04:52:30,767 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9314: havoc _copy_from_user_#t~nondet1098#1; [2025-03-04 04:52:30,767 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8980: havoc ldv_usb_submit_urb_36_#t~nondet1077#1; [2025-03-04 04:52:30,776 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4189: havoc #t~mem159;havoc #t~bitwise160; [2025-03-04 04:52:30,800 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3767: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset; [2025-03-04 04:52:31,136 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8954: havoc ldv_usb_submit_urb_33_#t~nondet1074#1; [2025-03-04 04:52:31,136 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5176: call ULTIMATE.dealloc(ftdi_elan_command_engine_~#diag~0#1.base, ftdi_elan_command_engine_~#diag~0#1.offset);havoc ftdi_elan_command_engine_~#diag~0#1.base, ftdi_elan_command_engine_~#diag~0#1.offset; [2025-03-04 04:52:31,764 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6016: havoc #t~mem527;call ULTIMATE.dealloc(~#result~3.base, ~#result~3.offset);havoc ~#result~3.base, ~#result~3.offset; [2025-03-04 04:52:31,782 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9303: havoc __msecs_to_jiffies_#t~nondet1096#1; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9318: havoc _copy_to_user_#t~nondet1099#1; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9419: havoc usb_get_dev_#t~ret1110#1.base, usb_get_dev_#t~ret1110#1.offset; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7836: call ULTIMATE.dealloc(ftdi_elan_probe_~#__key~2#1.base, ftdi_elan_probe_~#__key~2#1.offset);havoc ftdi_elan_probe_~#__key~2#1.base, ftdi_elan_probe_~#__key~2#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___0~0#1.base, ftdi_elan_probe_~#__key___0~0#1.offset);havoc ftdi_elan_probe_~#__key___0~0#1.base, ftdi_elan_probe_~#__key___0~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_0~1#1.base, ftdi_elan_probe_~#__constr_expr_0~1#1.offset);havoc ftdi_elan_probe_~#__constr_expr_0~1#1.base, ftdi_elan_probe_~#__constr_expr_0~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___1~0#1.base, ftdi_elan_probe_~#__key___1~0#1.offset);havoc ftdi_elan_probe_~#__key___1~0#1.base, ftdi_elan_probe_~#__key___1~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___2~0#1.base, ftdi_elan_probe_~#__key___2~0#1.offset);havoc ftdi_elan_probe_~#__key___2~0#1.base, ftdi_elan_probe_~#__key___2~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_1~0#1.base, ftdi_elan_probe_~#__constr_expr_1~0#1.offset);havoc ftdi_elan_probe_~#__constr_expr_1~0#1.base, ftdi_elan_probe_~#__constr_expr_1~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___3~0#1.base, ftdi_elan_probe_~#__key___3~0#1.offset);havoc ftdi_elan_probe_~#__key___3~0#1.base, ftdi_elan_probe_~#__key___3~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___4~0#1.base, ftdi_elan_probe_~#__key___4~0#1.offset);havoc ftdi_elan_probe_~#__key___4~0#1.base, ftdi_elan_probe_~#__key___4~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_2~0#1.base, ftdi_elan_probe_~#__constr_expr_2~0#1.offset);havoc ftdi_elan_probe_~#__constr_expr_2~0#1.base, ftdi_elan_probe_~#__constr_expr_2~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___5~0#1.base, ftdi_elan_probe_~#__key___5~0#1.offset);havoc ftdi_elan_probe_~#__key___5~0#1.base, ftdi_elan_probe_~#__key___5~0#1.offset; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4005: havoc usb_endpoint_dir_in_#t~mem96#1; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8037: call ULTIMATE.dealloc(ftdi_elan_init_~#__key~3#1.base, ftdi_elan_init_~#__key~3#1.offset);havoc ftdi_elan_init_~#__key~3#1.base, ftdi_elan_init_~#__key~3#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___0~1#1.base, ftdi_elan_init_~#__key___0~1#1.offset);havoc ftdi_elan_init_~#__key___0~1#1.base, ftdi_elan_init_~#__key___0~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___1~1#1.base, ftdi_elan_init_~#__key___1~1#1.offset);havoc ftdi_elan_init_~#__key___1~1#1.base, ftdi_elan_init_~#__key___1~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___2~1#1.base, ftdi_elan_init_~#__key___2~1#1.offset);havoc ftdi_elan_init_~#__key___2~1#1.base, ftdi_elan_init_~#__key___2~1#1.offset; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9426: havoc usb_register_dev_#t~nondet1111#1; [2025-03-04 04:52:45,904 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4011: havoc usb_endpoint_dir_out_#t~mem97#1; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9430: havoc usb_register_driver_#t~nondet1112#1; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8638: call ULTIMATE.dealloc(main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset);havoc main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset);havoc main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset);havoc main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4113: havoc iminor_#t~mem130#1; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4944: call ULTIMATE.dealloc(ftdi_elan_read_~#data~0#1.base, ftdi_elan_read_~#data~0#1.offset);havoc ftdi_elan_read_~#data~0#1.base, ftdi_elan_read_~#data~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_read_~#packet_bytes~0#1.base, ftdi_elan_read_~#packet_bytes~0#1.offset);havoc ftdi_elan_read_~#packet_bytes~0#1.base, ftdi_elan_read_~#packet_bytes~0#1.offset; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4086: call ULTIMATE.dealloc(sema_init_~#__key~1#1.base, sema_init_~#__key~1#1.offset);havoc sema_init_~#__key~1#1.base, sema_init_~#__key~1#1.offset;call ULTIMATE.dealloc(sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset);havoc sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9375: havoc no_llseek_#t~nondet1103#1; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9410: havoc usb_find_interface_#t~ret1109#1.base, usb_find_interface_#t~ret1109#1.offset; [2025-03-04 04:52:45,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9344: havoc down_interruptible_#t~nondet1101#1; [2025-03-04 04:52:46,532 INFO L? ?]: Removed 1985 outVars from TransFormulas that were not future-live. [2025-03-04 04:52:46,532 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 04:52:46,604 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 04:52:46,604 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 04:52:46,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:52:46 BoogieIcfgContainer [2025-03-04 04:52:46,605 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 04:52:46,606 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 04:52:46,608 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 04:52:46,612 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 04:52:46,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:52:22" (1/3) ... [2025-03-04 04:52:46,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a9c5e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:52:46, skipping insertion in model container [2025-03-04 04:52:46,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:52:24" (2/3) ... [2025-03-04 04:52:46,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a9c5e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:52:46, skipping insertion in model container [2025-03-04 04:52:46,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:52:46" (3/3) ... [2025-03-04 04:52:46,614 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:52:46,627 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 04:52:46,631 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i that has 85 procedures, 1980 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-03-04 04:52:46,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 04:52:46,728 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;@47b15f90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 04:52:46,729 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 04:52:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 1979 states, 1411 states have (on average 1.4195605953224664) internal successors, (2003), 1464 states have internal predecessors, (2003), 483 states have call successors, (483), 84 states have call predecessors, (483), 83 states have return successors, (476), 462 states have call predecessors, (476), 476 states have call successors, (476) [2025-03-04 04:52:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-03-04 04:52:46,749 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:52:46,750 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-03-04 04:52:46,751 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:52:46,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:52:46,755 INFO L85 PathProgramCache]: Analyzing trace with hash 2129276580, now seen corresponding path program 1 times [2025-03-04 04:52:46,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:52:46,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538754077] [2025-03-04 04:52:46,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:52:46,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:52:52,816 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-04 04:52:53,117 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-04 04:52:53,117 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:52:53,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:52:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-03-04 04:52:53,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:52:53,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538754077] [2025-03-04 04:52:53,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538754077] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 04:52:53,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768525032] [2025-03-04 04:52:53,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:52:53,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 04:52:53,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:52:53,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 04:52:53,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 04:52:59,308 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-04 04:52:59,758 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-04 04:52:59,758 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:52:59,758 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:52:59,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 4640 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 04:52:59,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 04:52:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2025-03-04 04:52:59,798 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 04:52:59,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768525032] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:52:59,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 04:52:59,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 04:52:59,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612889026] [2025-03-04 04:52:59,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:52:59,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 04:52:59,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:52:59,815 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 04:52:59,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:52:59,820 INFO L87 Difference]: Start difference. First operand has 1979 states, 1411 states have (on average 1.4195605953224664) internal successors, (2003), 1464 states have internal predecessors, (2003), 483 states have call successors, (483), 84 states have call predecessors, (483), 83 states have return successors, (476), 462 states have call predecessors, (476), 476 states have call successors, (476) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:53:00,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:53:00,655 INFO L93 Difference]: Finished difference Result 3953 states and 6040 transitions. [2025-03-04 04:53:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 04:53:00,657 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 127 [2025-03-04 04:53:00,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:53:00,677 INFO L225 Difference]: With dead ends: 3953 [2025-03-04 04:53:00,677 INFO L226 Difference]: Without dead ends: 1962 [2025-03-04 04:53:00,696 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:53:00,698 INFO L435 NwaCegarLoop]: 2871 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-04 04:53:00,698 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2871 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-04 04:53:00,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2025-03-04 04:53:00,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1962. [2025-03-04 04:53:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1403 states have (on average 1.4012829650748397) internal successors, (1966), 1448 states have internal predecessors, (1966), 476 states have call successors, (476), 83 states have call predecessors, (476), 82 states have return successors, (474), 460 states have call predecessors, (474), 474 states have call successors, (474) [2025-03-04 04:53:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2916 transitions. [2025-03-04 04:53:00,849 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2916 transitions. Word has length 127 [2025-03-04 04:53:00,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:53:00,850 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2916 transitions. [2025-03-04 04:53:00,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:53:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2916 transitions. [2025-03-04 04:53:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-03-04 04:53:00,853 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:53:00,853 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-03-04 04:53:00,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-04 04:53:01,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-04 04:53:01,054 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:53:01,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:53:01,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1076689281, now seen corresponding path program 1 times [2025-03-04 04:53:01,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:53:01,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925234634] [2025-03-04 04:53:01,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:53:01,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:53:06,597 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-04 04:53:06,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-04 04:53:06,773 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:53:06,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:53:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:53:07,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:53:07,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925234634] [2025-03-04 04:53:07,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925234634] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:53:07,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:53:07,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:53:07,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222068875] [2025-03-04 04:53:07,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:53:07,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:53:07,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:53:07,277 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:53:07,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:53:07,277 INFO L87 Difference]: Start difference. First operand 1962 states and 2916 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:09,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:53:09,263 INFO L93 Difference]: Finished difference Result 5645 states and 8405 transitions. [2025-03-04 04:53:09,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:53:09,264 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 127 [2025-03-04 04:53:09,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:53:09,293 INFO L225 Difference]: With dead ends: 5645 [2025-03-04 04:53:09,293 INFO L226 Difference]: Without dead ends: 3712 [2025-03-04 04:53:09,304 INFO L434 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 [2025-03-04 04:53:09,305 INFO L435 NwaCegarLoop]: 2893 mSDtfsCounter, 2680 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2680 SdHoareTripleChecker+Valid, 5652 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-03-04 04:53:09,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2680 Valid, 5652 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-03-04 04:53:09,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3712 states. [2025-03-04 04:53:09,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3712 to 3707. [2025-03-04 04:53:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 2669 states have (on average 1.4102660172349195) internal successors, (3764), 2756 states have internal predecessors, (3764), 880 states have call successors, (880), 158 states have call predecessors, (880), 157 states have return successors, (878), 850 states have call predecessors, (878), 878 states have call successors, (878) [2025-03-04 04:53:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 5522 transitions. [2025-03-04 04:53:09,470 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 5522 transitions. Word has length 127 [2025-03-04 04:53:09,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:53:09,470 INFO L471 AbstractCegarLoop]: Abstraction has 3707 states and 5522 transitions. [2025-03-04 04:53:09,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 5522 transitions. [2025-03-04 04:53:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-03-04 04:53:09,473 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:53:09,477 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-03-04 04:53:09,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 04:53:09,478 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:53:09,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:53:09,478 INFO L85 PathProgramCache]: Analyzing trace with hash -145912440, now seen corresponding path program 1 times [2025-03-04 04:53:09,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:53:09,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054211872] [2025-03-04 04:53:09,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:53:09,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:53:14,888 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-04 04:53:15,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-04 04:53:15,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:53:15,041 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:53:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:53:15,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:53:15,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054211872] [2025-03-04 04:53:15,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054211872] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:53:15,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:53:15,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:53:15,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884414491] [2025-03-04 04:53:15,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:53:15,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:53:15,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:53:15,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:53:15,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:53:15,491 INFO L87 Difference]: Start difference. First operand 3707 states and 5522 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:17,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:53:17,325 INFO L93 Difference]: Finished difference Result 10811 states and 16106 transitions. [2025-03-04 04:53:17,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:53:17,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 134 [2025-03-04 04:53:17,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:53:17,370 INFO L225 Difference]: With dead ends: 10811 [2025-03-04 04:53:17,371 INFO L226 Difference]: Without dead ends: 7133 [2025-03-04 04:53:17,390 INFO L434 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 [2025-03-04 04:53:17,391 INFO L435 NwaCegarLoop]: 2847 mSDtfsCounter, 2713 mSDsluCounter, 2789 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 5636 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2025-03-04 04:53:17,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2713 Valid, 5636 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-03-04 04:53:17,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7133 states. [2025-03-04 04:53:17,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7133 to 7130. [2025-03-04 04:53:17,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7130 states, 5124 states have (on average 1.4108118657298985) internal successors, (7229), 5292 states have internal predecessors, (7229), 1696 states have call successors, (1696), 310 states have call predecessors, (1696), 309 states have return successors, (1693), 1637 states have call predecessors, (1693), 1693 states have call successors, (1693) [2025-03-04 04:53:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 10618 transitions. [2025-03-04 04:53:17,656 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 10618 transitions. Word has length 134 [2025-03-04 04:53:17,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:53:17,656 INFO L471 AbstractCegarLoop]: Abstraction has 7130 states and 10618 transitions. [2025-03-04 04:53:17,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 10618 transitions. [2025-03-04 04:53:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2025-03-04 04:53:17,661 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:53:17,661 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-03-04 04:53:17,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 04:53:17,661 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:53:17,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:53:17,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1549423232, now seen corresponding path program 1 times [2025-03-04 04:53:17,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:53:17,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139749054] [2025-03-04 04:53:17,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:53:17,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:53:23,178 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-04 04:53:23,299 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-04 04:53:23,299 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:53:23,299 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:53:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:53:23,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:53:23,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139749054] [2025-03-04 04:53:23,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139749054] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:53:23,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:53:23,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:53:23,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937374326] [2025-03-04 04:53:23,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:53:23,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:53:23,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:53:23,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:53:23,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:53:23,656 INFO L87 Difference]: Start difference. First operand 7130 states and 10618 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:25,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:53:25,148 INFO L93 Difference]: Finished difference Result 7137 states and 10628 transitions. [2025-03-04 04:53:25,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:53:25,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 136 [2025-03-04 04:53:25,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:53:25,192 INFO L225 Difference]: With dead ends: 7137 [2025-03-04 04:53:25,192 INFO L226 Difference]: Without dead ends: 7134 [2025-03-04 04:53:25,198 INFO L434 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 [2025-03-04 04:53:25,199 INFO L435 NwaCegarLoop]: 2847 mSDtfsCounter, 0 mSDsluCounter, 2842 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5689 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-03-04 04:53:25,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5689 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-03-04 04:53:25,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7134 states. [2025-03-04 04:53:25,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7134 to 7134. [2025-03-04 04:53:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7134 states, 5128 states have (on average 1.4104914196567864) internal successors, (7233), 5296 states have internal predecessors, (7233), 1696 states have call successors, (1696), 310 states have call predecessors, (1696), 309 states have return successors, (1693), 1637 states have call predecessors, (1693), 1693 states have call successors, (1693) [2025-03-04 04:53:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7134 states to 7134 states and 10622 transitions. [2025-03-04 04:53:25,466 INFO L78 Accepts]: Start accepts. Automaton has 7134 states and 10622 transitions. Word has length 136 [2025-03-04 04:53:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:53:25,468 INFO L471 AbstractCegarLoop]: Abstraction has 7134 states and 10622 transitions. [2025-03-04 04:53:25,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2025-03-04 04:53:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 7134 states and 10622 transitions. [2025-03-04 04:53:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-04 04:53:25,471 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:53:25,472 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-03-04 04:53:25,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 04:53:25,472 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:53:25,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:53:25,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1284751682, now seen corresponding path program 1 times [2025-03-04 04:53:25,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:53:25,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648488822] [2025-03-04 04:53:25,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:53:25,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:53:30,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-04 04:53:30,793 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-04 04:53:30,794 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:53:30,794 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:53:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:53:31,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:53:31,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648488822] [2025-03-04 04:53:31,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648488822] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:53:31,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:53:31,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 04:53:31,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764688169] [2025-03-04 04:53:31,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:53:31,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-04 04:53:31,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:53:31,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 04:53:31,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 04:53:31,469 INFO L87 Difference]: Start difference. First operand 7134 states and 10622 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:53:33,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:53:33,004 INFO L93 Difference]: Finished difference Result 14206 states and 21458 transitions. [2025-03-04 04:53:33,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 04:53:33,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 138 [2025-03-04 04:53:33,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:53:33,014 INFO L225 Difference]: With dead ends: 14206 [2025-03-04 04:53:33,014 INFO L226 Difference]: Without dead ends: 0 [2025-03-04 04:53:33,063 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-04 04:53:33,064 INFO L435 NwaCegarLoop]: 2836 mSDtfsCounter, 2866 mSDsluCounter, 2836 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2866 SdHoareTripleChecker+Valid, 5672 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-04 04:53:33,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2866 Valid, 5672 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-04 04:53:33,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-04 04:53:33,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-04 04:53:33,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 04:53:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-04 04:53:33,069 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2025-03-04 04:53:33,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:53:33,069 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 04:53:33,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:53:33,069 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-04 04:53:33,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-04 04:53:33,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 04:53:33,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 04:53:33,075 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-04 04:53:33,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.