./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 e2fb8bed 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-?-e2fb8be-m [2025-03-08 20:04:17,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:04:17,861 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:04:17,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:04:17,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:04:17,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:04:17,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:04:17,887 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:04:17,887 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:04:17,888 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:04:17,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:04:17,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:04:17,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:04:17,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:04:17,889 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:04:17,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:04:17,889 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:04:17,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:04:17,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:04:17,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:04:17,890 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:04:17,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:04:17,890 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 [2025-03-08 20:04:18,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:04:18,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:04:18,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:04:18,097 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:04:18,097 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:04:18,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 20:04:19,177 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7c5392a/11f2999bc333469889505dff140eb547/FLAGbc1c63eaa [2025-03-08 20:04:19,579 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:04:19,580 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 20:04:19,614 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7c5392a/11f2999bc333469889505dff140eb547/FLAGbc1c63eaa [2025-03-08 20:04:19,627 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc7c5392a/11f2999bc333469889505dff140eb547 [2025-03-08 20:04:19,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:04:19,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:04:19,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:04:19,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:04:19,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:04:19,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:04:19" (1/1) ... [2025-03-08 20:04:19,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@811b0f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:19, skipping insertion in model container [2025-03-08 20:04:19,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:04:19" (1/1) ... [2025-03-08 20:04:19,709 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:04:21,302 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] [2025-03-08 20:04:21,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:04:21,421 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:04:21,466 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] [2025-03-08 20:04:21,471 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] [2025-03-08 20:04:21,471 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] [2025-03-08 20:04:21,471 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] [2025-03-08 20:04:21,471 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] [2025-03-08 20:04:21,607 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] [2025-03-08 20:04:21,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:04:21,698 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:04:21,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21 WrapperNode [2025-03-08 20:04:21,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:04:21,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:04:21,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:04:21,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:04:21,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:21,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:21,883 INFO L138 Inliner]: procedures = 268, calls = 2838, calls flagged for inlining = 123, calls inlined = 114, statements flattened = 6784 [2025-03-08 20:04:21,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:04:21,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:04:21,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:04:21,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:04:21,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:21,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:21,920 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,452 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 9, 2, 3, 3, 3, 2, 3, 47, 7, 1035, 26, 34, 3, 3, 2, 3]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 9, 0, 0, 0, 0, 0, 0, 0, 0, 53, 0, 0, 0, 0, 0, 0]. The 655 writes are split as follows [0, 0, 1, 3, 3, 3, 1, 3, 45, 2, 563, 13, 8, 3, 3, 1, 3]. [2025-03-08 20:04:22,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:04:22,654 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:04:22,654 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:04:22,654 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:04:22,655 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (1/1) ... [2025-03-08 20:04:22,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:04:22,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:04:22,687 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) [2025-03-08 20:04:22,692 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 [2025-03-08 20:04:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2025-03-08 20:04:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2025-03-08 20:04:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-08 20:04:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-08 20:04:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-08 20:04:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-08 20:04:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2025-03-08 20:04:22,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2025-03-08 20:04:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:04:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:04:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:04:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2025-03-08 20:04:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2025-03-08 20:04:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:04:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2025-03-08 20:04:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2025-03-08 20:04:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:04:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2025-03-08 20:04:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2025-03-08 20:04:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 20:04:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 20:04:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-08 20:04:22,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-08 20:04:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_45 [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_45 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_44 [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_44 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_43 [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_43 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2025-03-08 20:04:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:04:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-08 20:04:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-08 20:04:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2025-03-08 20:04:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2025-03-08 20:04:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2025-03-08 20:04:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2025-03-08 20:04:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-08 20:04:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-08 20:04:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2025-03-08 20:04:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2025-03-08 20:04:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:04:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:04:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:04:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:04:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 20:04:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-03-08 20:04:22,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-08 20:04:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2025-03-08 20:04:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:04:22,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2025-03-08 20:04:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:04:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:04:22,730 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2025-03-08 20:04:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2025-03-08 20:04:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:04:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 20:04:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:04:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:04:23,330 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:04:23,332 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:04:23,355 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4071: havoc dev_get_drvdata_#t~mem106#1.base, dev_get_drvdata_#t~mem106#1.offset; [2025-03-08 20:04:23,398 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:04:23,557 INFO L1307 $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; [2025-03-08 20:04:23,558 INFO L1307 $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; [2025-03-08 20:04:23,571 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4063: havoc #t~mem103; [2025-03-08 20:04:23,931 INFO L1307 $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; [2025-03-08 20:04:23,949 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9325: havoc #t~nondet1100; [2025-03-08 20:04:23,971 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9390: havoc #t~nondet1106; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,012 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9032: havoc ldv_usb_submit_urb_42_#t~nondet1083#1; [2025-03-08 20:04:25,012 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9006: havoc ldv_usb_submit_urb_39_#t~nondet1080#1; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,012 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9310: havoc __request_module_#t~nondet1097#1; [2025-03-08 20:04:25,012 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9379: havoc platform_device_register_#t~nondet1104#1; [2025-03-08 20:04:25,012 INFO L1307 $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; [2025-03-08 20:04:25,081 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9386: havoc #t~nondet1105; [2025-03-08 20:04:25,616 INFO L1307 $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; [2025-03-08 20:04:25,616 INFO L1307 $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; [2025-03-08 20:04:25,688 INFO L1307 $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; [2025-03-08 20:04:26,146 INFO L1307 $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; [2025-03-08 20:04:26,154 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9401: havoc #t~nondet1108; [2025-03-08 20:04:26,173 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9275: havoc #t~ret1095.base, #t~ret1095.offset; [2025-03-08 20:04:26,175 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4017: havoc #t~mem98; [2025-03-08 20:04:26,751 INFO L1307 $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; [2025-03-08 20:04:26,821 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9314: havoc _copy_from_user_#t~nondet1098#1; [2025-03-08 20:04:26,821 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8980: havoc ldv_usb_submit_urb_36_#t~nondet1077#1; [2025-03-08 20:04:26,831 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4189: havoc #t~mem159;havoc #t~bitwise160; [2025-03-08 20:04:26,857 INFO L1307 $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; [2025-03-08 20:04:27,262 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8954: havoc ldv_usb_submit_urb_33_#t~nondet1074#1; [2025-03-08 20:04:27,262 INFO L1307 $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; [2025-03-08 20:04:27,706 INFO L1307 $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; [2025-03-08 20:04:27,720 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9303: havoc __msecs_to_jiffies_#t~nondet1096#1; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9318: havoc _copy_to_user_#t~nondet1099#1; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9419: havoc usb_get_dev_#t~ret1110#1.base, usb_get_dev_#t~ret1110#1.offset; [2025-03-08 20:04:41,440 INFO L1307 $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; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4005: havoc usb_endpoint_dir_in_#t~mem96#1; [2025-03-08 20:04:41,440 INFO L1307 $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; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9426: havoc usb_register_dev_#t~nondet1111#1; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4011: havoc usb_endpoint_dir_out_#t~mem97#1; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9430: havoc usb_register_driver_#t~nondet1112#1; [2025-03-08 20:04:41,440 INFO L1307 $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; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4113: havoc iminor_#t~mem130#1; [2025-03-08 20:04:41,440 INFO L1307 $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; [2025-03-08 20:04:41,440 INFO L1307 $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; [2025-03-08 20:04:41,440 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9375: havoc no_llseek_#t~nondet1103#1; [2025-03-08 20:04:41,441 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9410: havoc usb_find_interface_#t~ret1109#1.base, usb_find_interface_#t~ret1109#1.offset; [2025-03-08 20:04:41,441 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9344: havoc down_interruptible_#t~nondet1101#1; [2025-03-08 20:04:42,063 INFO L? ?]: Removed 1985 outVars from TransFormulas that were not future-live. [2025-03-08 20:04:42,064 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:04:42,130 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:04:42,130 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 20:04:42,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:04:42 BoogieIcfgContainer [2025-03-08 20:04:42,130 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:04:42,132 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:04:42,133 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:04:42,136 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:04:42,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:04:19" (1/3) ... [2025-03-08 20:04:42,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3317ddf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:04:42, skipping insertion in model container [2025-03-08 20:04:42,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:04:21" (2/3) ... [2025-03-08 20:04:42,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3317ddf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:04:42, skipping insertion in model container [2025-03-08 20:04:42,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:04:42" (3/3) ... [2025-03-08 20:04:42,139 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 20:04:42,149 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:04:42,152 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. [2025-03-08 20:04:42,215 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:04:42,223 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;@61e49c56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:04:42,224 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 20:04:42,231 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) [2025-03-08 20:04:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-03-08 20:04:42,241 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:04:42,241 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] [2025-03-08 20:04:42,242 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:04:42,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:04:42,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2129276580, now seen corresponding path program 1 times [2025-03-08 20:04:42,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:04:42,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751408867] [2025-03-08 20:04:42,250 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:04:42,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:04:48,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-08 20:04:48,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-08 20:04:48,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:04:48,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:04:49,383 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-03-08 20:04:49,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:04:49,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751408867] [2025-03-08 20:04:49,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751408867] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 20:04:49,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788663182] [2025-03-08 20:04:49,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:04:49,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 20:04:49,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:04:49,390 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) [2025-03-08 20:04:49,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 20:04:55,911 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-08 20:04:56,430 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-08 20:04:56,430 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:04:56,430 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:04:56,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 4640 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 20:04:56,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 20:04:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2025-03-08 20:04:56,481 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 20:04:56,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [788663182] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:04:56,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 20:04:56,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 20:04:56,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537009334] [2025-03-08 20:04:56,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:04:56,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 20:04:56,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:04:56,506 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 20:04:56,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 20:04:56,512 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) [2025-03-08 20:04:57,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:04:57,331 INFO L93 Difference]: Finished difference Result 3953 states and 6040 transitions. [2025-03-08 20:04:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 20:04:57,333 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 [2025-03-08 20:04:57,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:04:57,360 INFO L225 Difference]: With dead ends: 3953 [2025-03-08 20:04:57,360 INFO L226 Difference]: Without dead ends: 1962 [2025-03-08 20:04:57,385 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 [2025-03-08 20:04:57,389 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 [2025-03-08 20:04:57,391 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] [2025-03-08 20:04:57,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2025-03-08 20:04:57,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1962. [2025-03-08 20:04:57,553 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) [2025-03-08 20:04:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2916 transitions. [2025-03-08 20:04:57,586 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2916 transitions. Word has length 127 [2025-03-08 20:04:57,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:04:57,587 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2916 transitions. [2025-03-08 20:04:57,588 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) [2025-03-08 20:04:57,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2916 transitions. [2025-03-08 20:04:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-03-08 20:04:57,591 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:04:57,592 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] [2025-03-08 20:04:57,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 20:04:57,793 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 [2025-03-08 20:04:57,793 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:04:57,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:04:57,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1076689281, now seen corresponding path program 1 times [2025-03-08 20:04:57,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:04:57,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841669417] [2025-03-08 20:04:57,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:04:57,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:05:03,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-03-08 20:05:04,028 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-03-08 20:05:04,028 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:05:04,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:05:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 20:05:04,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:05:04,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841669417] [2025-03-08 20:05:04,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841669417] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:05:04,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:05:04,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:05:04,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954789909] [2025-03-08 20:05:04,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:05:04,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:05:04,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:05:04,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:05:04,536 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:05:04,536 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) [2025-03-08 20:05:06,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:05:06,354 INFO L93 Difference]: Finished difference Result 5645 states and 8405 transitions. [2025-03-08 20:05:06,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:05:06,354 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 [2025-03-08 20:05:06,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:05:06,385 INFO L225 Difference]: With dead ends: 5645 [2025-03-08 20:05:06,385 INFO L226 Difference]: Without dead ends: 3712 [2025-03-08 20:05:06,398 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 [2025-03-08 20:05:06,399 INFO L435 NwaCegarLoop]: 2893 mSDtfsCounter, 2680 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:05:06,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2680 Valid, 5652 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-03-08 20:05:06,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3712 states. [2025-03-08 20:05:06,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3712 to 3707. [2025-03-08 20:05:06,560 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) [2025-03-08 20:05:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 5522 transitions. [2025-03-08 20:05:06,585 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 5522 transitions. Word has length 127 [2025-03-08 20:05:06,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:05:06,587 INFO L471 AbstractCegarLoop]: Abstraction has 3707 states and 5522 transitions. [2025-03-08 20:05:06,587 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) [2025-03-08 20:05:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 5522 transitions. [2025-03-08 20:05:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-03-08 20:05:06,591 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:05:06,591 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] [2025-03-08 20:05:06,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:05:06,591 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:05:06,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:05:06,592 INFO L85 PathProgramCache]: Analyzing trace with hash -145912440, now seen corresponding path program 1 times [2025-03-08 20:05:06,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:05:06,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870846008] [2025-03-08 20:05:06,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:05:06,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:05:12,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-08 20:05:12,842 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-08 20:05:12,843 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:05:12,843 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:05:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 20:05:13,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:05:13,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870846008] [2025-03-08 20:05:13,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870846008] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:05:13,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:05:13,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:05:13,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914832589] [2025-03-08 20:05:13,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:05:13,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:05:13,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:05:13,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:05:13,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:05:13,248 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) [2025-03-08 20:05:15,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:05:15,107 INFO L93 Difference]: Finished difference Result 10811 states and 16106 transitions. [2025-03-08 20:05:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:05:15,108 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 [2025-03-08 20:05:15,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:05:15,161 INFO L225 Difference]: With dead ends: 10811 [2025-03-08 20:05:15,161 INFO L226 Difference]: Without dead ends: 7133 [2025-03-08 20:05:15,182 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 [2025-03-08 20:05:15,183 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 [2025-03-08 20:05:15,184 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] [2025-03-08 20:05:15,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7133 states. [2025-03-08 20:05:15,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7133 to 7130. [2025-03-08 20:05:15,430 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) [2025-03-08 20:05:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 10618 transitions. [2025-03-08 20:05:15,479 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 10618 transitions. Word has length 134 [2025-03-08 20:05:15,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:05:15,480 INFO L471 AbstractCegarLoop]: Abstraction has 7130 states and 10618 transitions. [2025-03-08 20:05:15,480 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) [2025-03-08 20:05:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 10618 transitions. [2025-03-08 20:05:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2025-03-08 20:05:15,484 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:05:15,484 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] [2025-03-08 20:05:15,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:05:15,484 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:05:15,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:05:15,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1549423232, now seen corresponding path program 1 times [2025-03-08 20:05:15,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:05:15,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532315373] [2025-03-08 20:05:15,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:05:15,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:05:20,855 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-08 20:05:20,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-08 20:05:20,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:05:20,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:05:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 20:05:21,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:05:21,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532315373] [2025-03-08 20:05:21,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532315373] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:05:21,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:05:21,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:05:21,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547971675] [2025-03-08 20:05:21,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:05:21,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:05:21,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:05:21,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:05:21,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:05:21,218 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) [2025-03-08 20:05:22,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:05:22,595 INFO L93 Difference]: Finished difference Result 7137 states and 10628 transitions. [2025-03-08 20:05:22,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:05:22,596 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 [2025-03-08 20:05:22,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:05:22,730 INFO L225 Difference]: With dead ends: 7137 [2025-03-08 20:05:22,731 INFO L226 Difference]: Without dead ends: 7134 [2025-03-08 20:05:22,734 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 [2025-03-08 20:05:22,740 INFO L435 NwaCegarLoop]: 2847 mSDtfsCounter, 0 mSDsluCounter, 2842 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 20:05:22,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5689 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 20:05:22,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7134 states. [2025-03-08 20:05:22,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7134 to 7134. [2025-03-08 20:05:22,987 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) [2025-03-08 20:05:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7134 states to 7134 states and 10622 transitions. [2025-03-08 20:05:23,032 INFO L78 Accepts]: Start accepts. Automaton has 7134 states and 10622 transitions. Word has length 136 [2025-03-08 20:05:23,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:05:23,033 INFO L471 AbstractCegarLoop]: Abstraction has 7134 states and 10622 transitions. [2025-03-08 20:05:23,033 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) [2025-03-08 20:05:23,033 INFO L276 IsEmpty]: Start isEmpty. Operand 7134 states and 10622 transitions. [2025-03-08 20:05:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-08 20:05:23,038 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:05:23,038 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] [2025-03-08 20:05:23,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:05:23,038 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:05:23,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:05:23,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1284751682, now seen corresponding path program 1 times [2025-03-08 20:05:23,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:05:23,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878853896] [2025-03-08 20:05:23,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:05:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:05:28,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-08 20:05:29,033 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-08 20:05:29,033 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:05:29,033 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:05:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 20:05:29,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:05:29,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878853896] [2025-03-08 20:05:29,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878853896] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:05:29,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:05:29,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 20:05:29,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932103555] [2025-03-08 20:05:29,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:05:29,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 20:05:29,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:05:29,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 20:05:29,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 20:05:29,624 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) [2025-03-08 20:05:31,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:05:31,005 INFO L93 Difference]: Finished difference Result 14206 states and 21458 transitions. [2025-03-08 20:05:31,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 20:05:31,005 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 [2025-03-08 20:05:31,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:05:31,013 INFO L225 Difference]: With dead ends: 14206 [2025-03-08 20:05:31,013 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 20:05:31,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:05:31,057 INFO L435 NwaCegarLoop]: 2836 mSDtfsCounter, 2866 mSDsluCounter, 2836 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:05:31,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2866 Valid, 5672 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-08 20:05:31,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 20:05:31,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 20:05:31,058 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) [2025-03-08 20:05:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 20:05:31,062 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2025-03-08 20:05:31,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:05:31,062 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 20:05:31,062 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) [2025-03-08 20:05:31,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 20:05:31,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 20:05:31,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 20:05:31,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:05:31,067 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-08 20:05:31,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.