./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-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-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 b49ca709258232766b4778a7ea6b41f64667e4b3361eed2c5ff5496eba0f073d --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 04:34:37,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 04:34:37,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 04:34:37,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 04:34:37,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 04:34:37,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 04:34:37,649 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 04:34:37,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 04:34:37,650 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 04:34:37,650 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 04:34:37,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 04:34:37,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 04:34:37,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 04:34:37,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 04:34:37,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 04:34:37,652 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 04:34:37,653 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:34:37,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 04:34:37,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 04:34:37,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 04:34:37,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 04:34:37,654 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 04:34:37,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 04:34:37,654 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 -> b49ca709258232766b4778a7ea6b41f64667e4b3361eed2c5ff5496eba0f073d [2025-03-04 04:34:37,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 04:34:37,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 04:34:37,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 04:34:37,882 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 04:34:37,883 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 04:34:37,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:34:39,036 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7ff85e8/1f2d437ab0bd4db8933caccbbc0632b8/FLAGe9f763aa0 [2025-03-04 04:34:39,520 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 04:34:39,521 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:34:39,570 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7ff85e8/1f2d437ab0bd4db8933caccbbc0632b8/FLAGe9f763aa0 [2025-03-04 04:34:39,588 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7ff85e8/1f2d437ab0bd4db8933caccbbc0632b8 [2025-03-04 04:34:39,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 04:34:39,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 04:34:39,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 04:34:39,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 04:34:39,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 04:34:39,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:34:39" (1/1) ... [2025-03-04 04:34:39,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22445ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:39, skipping insertion in model container [2025-03-04 04:34:39,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:34:39" (1/1) ... [2025-03-04 04:34:39,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 04:34:41,511 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-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2025-03-04 04:34:41,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:34:41,753 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 04:34:41,842 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"); [3628-3629] [2025-03-04 04:34:41,844 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"); [3640-3641] [2025-03-04 04:34:41,844 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"); [3644-3645] [2025-03-04 04:34:41,844 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"); [3648-3649] [2025-03-04 04:34:41,844 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"); [3652-3653] [2025-03-04 04:34:42,016 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-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2025-03-04 04:34:42,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 04:34:42,101 INFO L204 MainTranslator]: Completed translation [2025-03-04 04:34:42,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42 WrapperNode [2025-03-04 04:34:42,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 04:34:42,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 04:34:42,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 04:34:42,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 04:34:42,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:42,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:42,436 INFO L138 Inliner]: procedures = 385, calls = 3055, calls flagged for inlining = 183, calls inlined = 151, statements flattened = 7304 [2025-03-04 04:34:42,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 04:34:42,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 04:34:42,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 04:34:42,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 04:34:42,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:42,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:42,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,048 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 3, 3, 26, 7, 2, 3, 3, 2, 3, 34, 9, 47, 1035, 3, 3, 2]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 0, 53, 0, 0, 0]. The 655 writes are split as follows [0, 3, 3, 13, 2, 1, 3, 3, 1, 3, 8, 0, 45, 563, 3, 3, 1]. [2025-03-04 04:34:43,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,170 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 04:34:43,274 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 04:34:43,274 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 04:34:43,275 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 04:34:43,276 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (1/1) ... [2025-03-04 04:34:43,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 04:34:43,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:34:43,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 04:34:43,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 04:34:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2025-03-04 04:34:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2025-03-04 04:34:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 04:34:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 04:34:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2025-03-04 04:34:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2025-03-04 04:34:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-03-04 04:34:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-03-04 04:34:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2025-03-04 04:34:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2025-03-04 04:34:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ftdi_module_lock [2025-03-04 04:34:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ftdi_module_lock [2025-03-04 04:34:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 04:34:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-03-04 04:34:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-03-04 04:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-04 04:34:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-04 04:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2025-03-04 04:34:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2025-03-04 04:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2025-03-04 04:34:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2025-03-04 04:34:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2025-03-04 04:34:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2025-03-04 04:34:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 04:34:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-04 04:34:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2025-03-04 04:34:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-04 04:34:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 04:34:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_89 [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_89 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_87 [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_87 [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2025-03-04 04:34:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2025-03-04 04:34:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2025-03-04 04:34:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-03-04 04:34:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-03-04 04:34:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2025-03-04 04:34:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 04:34:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2025-03-04 04:34:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2025-03-04 04:34:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 04:34:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-04 04:34:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-04 04:34:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-03-04 04:34:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2025-03-04 04:34:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2025-03-04 04:34:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-04 04:34:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-03-04 04:34:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 04:34:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 04:34:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 04:34:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 04:34:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 04:34:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2025-03-04 04:34:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2025-03-04 04:34:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-04 04:34:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2025-03-04 04:34:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 04:34:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 04:34:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ftdi_module_lock [2025-03-04 04:34:43,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ftdi_module_lock [2025-03-04 04:34:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 04:34:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 04:34:43,926 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 04:34:43,928 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 04:34:43,955 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4170: havoc dev_get_drvdata_#t~mem111#1.base, dev_get_drvdata_#t~mem111#1.offset; [2025-03-04 04:34:43,963 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10705: havoc #t~nondet1149; [2025-03-04 04:34:44,003 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 04:34:44,137 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6774: #res := -1;call ULTIMATE.dealloc(~#packet_bytes~2.base, ~#packet_bytes~2.offset);havoc ~#packet_bytes~2.base, ~#packet_bytes~2.offset;call ULTIMATE.dealloc(~#diag~2.base, ~#diag~2.offset);havoc ~#diag~2.base, ~#diag~2.offset; [2025-03-04 04:34:44,137 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6660: call ULTIMATE.dealloc(~#packet_bytes~2.base, ~#packet_bytes~2.offset);havoc ~#packet_bytes~2.base, ~#packet_bytes~2.offset;call ULTIMATE.dealloc(~#diag~2.base, ~#diag~2.offset);havoc ~#diag~2.base, ~#diag~2.offset; [2025-03-04 04:34:44,150 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4162: havoc #t~mem108; [2025-03-04 04:34:44,507 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6049: havoc #t~mem530#1;call ULTIMATE.dealloc(~#result~2#1.base, ~#result~2#1.offset);havoc ~#result~2#1.base, ~#result~2#1.offset; [2025-03-04 04:34:44,521 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592: havoc #t~nondet1134; [2025-03-04 04:34:44,550 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10655: havoc #t~nondet1140; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10577: havoc __request_module_#t~nondet1131#1; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10644: havoc platform_device_register_#t~nondet1138#1; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7210-1: ftdi_elan_stuck_waiting_#res#1 := -1;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset);havoc ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset);havoc ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7742: call ULTIMATE.dealloc(ftdi_elan_enumeratePCI_~#controlreg~0#1.base, ftdi_elan_enumeratePCI_~#controlreg~0#1.offset);havoc ftdi_elan_enumeratePCI_~#controlreg~0#1.base, ftdi_elan_enumeratePCI_~#controlreg~0#1.offset; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7219: call ULTIMATE.dealloc(ftdi_elan_checkingPCI_~#pcidata~0#1.base, ftdi_elan_checkingPCI_~#pcidata~0#1.offset);havoc ftdi_elan_checkingPCI_~#pcidata~0#1.base, ftdi_elan_checkingPCI_~#pcidata~0#1.offset; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7820: call ULTIMATE.dealloc(ftdi_elan_setupOHCI_~#pcidata~3#1.base, ftdi_elan_setupOHCI_~#pcidata~3#1.offset);havoc ftdi_elan_setupOHCI_~#pcidata~3#1.base, ftdi_elan_setupOHCI_~#pcidata~3#1.offset; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7095: call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset);havoc ftdi_elan_stuck_waiting_~#packet_bytes~4#1.base, ftdi_elan_stuck_waiting_~#packet_bytes~4#1.offset;call ULTIMATE.dealloc(ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset);havoc ftdi_elan_stuck_waiting_~#diag~4#1.base, ftdi_elan_stuck_waiting_~#diag~4#1.offset; [2025-03-04 04:34:45,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: call ULTIMATE.dealloc(ftdi_elan_synchronize_~#packet_bytes~3#1.base, ftdi_elan_synchronize_~#packet_bytes~3#1.offset);havoc ftdi_elan_synchronize_~#packet_bytes~3#1.base, ftdi_elan_synchronize_~#packet_bytes~3#1.offset;call ULTIMATE.dealloc(ftdi_elan_synchronize_~#diag~3#1.base, ftdi_elan_synchronize_~#diag~3#1.offset);havoc ftdi_elan_synchronize_~#diag~3#1.base, ftdi_elan_synchronize_~#diag~3#1.offset; [2025-03-04 04:34:45,686 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10651: havoc #t~nondet1139; [2025-03-04 04:34:45,694 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916: havoc __kmalloc_#t~ret73#1.base, __kmalloc_#t~ret73#1.offset; [2025-03-04 04:34:45,720 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10668: havoc #t~ret1143.base, #t~ret1143.offset; [2025-03-04 04:34:46,141 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7655: call ULTIMATE.dealloc(ftdi_elan_close_controller_~#latence_timer~1#1.base, ftdi_elan_close_controller_~#latence_timer~1#1.offset);havoc ftdi_elan_close_controller_~#latence_timer~1#1.base, ftdi_elan_close_controller_~#latence_timer~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_close_controller_~#pcidata~2#1.base, ftdi_elan_close_controller_~#pcidata~2#1.offset);havoc ftdi_elan_close_controller_~#pcidata~2#1.base, ftdi_elan_close_controller_~#pcidata~2#1.offset; [2025-03-04 04:34:46,141 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7264: call ULTIMATE.dealloc(ftdi_elan_check_controller_~#hc_control~0#1.base, ftdi_elan_check_controller_~#hc_control~0#1.offset);havoc ftdi_elan_check_controller_~#hc_control~0#1.base, ftdi_elan_check_controller_~#hc_control~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#control~0#1.base, ftdi_elan_check_controller_~#control~0#1.offset);havoc ftdi_elan_check_controller_~#control~0#1.base, ftdi_elan_check_controller_~#control~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#rh_a~0#1.base, ftdi_elan_check_controller_~#rh_a~0#1.offset);havoc ftdi_elan_check_controller_~#rh_a~0#1.base, ftdi_elan_check_controller_~#rh_a~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#status~1#1.base, ftdi_elan_check_controller_~#status~1#1.offset);havoc ftdi_elan_check_controller_~#status~1#1.base, ftdi_elan_check_controller_~#status~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#fminterval~0#1.base, ftdi_elan_check_controller_~#fminterval~0#1.offset);havoc ftdi_elan_check_controller_~#fminterval~0#1.base, ftdi_elan_check_controller_~#fminterval~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#hc_fminterval~0#1.base, ftdi_elan_check_controller_~#hc_fminterval~0#1.offset);havoc ftdi_elan_check_controller_~#hc_fminterval~0#1.base, ftdi_elan_check_controller_~#hc_fminterval~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#periodicstart~0#1.base, ftdi_elan_check_controller_~#periodicstart~0#1.offset);havoc ftdi_elan_check_controller_~#periodicstart~0#1.base, ftdi_elan_check_controller_~#periodicstart~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#cmdstatus~0#1.base, ftdi_elan_check_controller_~#cmdstatus~0#1.offset);havoc ftdi_elan_check_controller_~#cmdstatus~0#1.base, ftdi_elan_check_controller_~#cmdstatus~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#roothub_a___0~0#1.base, ftdi_elan_check_controller_~#roothub_a___0~0#1.offset);havoc ftdi_elan_check_controller_~#roothub_a___0~0#1.base, ftdi_elan_check_controller_~#roothub_a___0~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_check_controller_~#portstatus~0#1.base, ftdi_elan_check_controller_~#portstatus~0#1.offset);havoc ftdi_elan_check_controller_~#portstatus~0#1.base, ftdi_elan_check_controller_~#portstatus~0#1.offset; [2025-03-04 04:34:46,221 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7573: call ULTIMATE.dealloc(~#latence_timer~0.base, ~#latence_timer~0.offset);havoc ~#latence_timer~0.base, ~#latence_timer~0.offset;call ULTIMATE.dealloc(~#pcidata~1.base, ~#pcidata~1.offset);havoc ~#pcidata~1.base, ~#pcidata~1.offset; [2025-03-04 04:34:46,687 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5469: call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#packet_bytes~1#1.base, ftdi_elan_respond_engine_~#packet_bytes~1#1.offset);havoc ftdi_elan_respond_engine_~#packet_bytes~1#1.base, ftdi_elan_respond_engine_~#packet_bytes~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#diag~1#1.base, ftdi_elan_respond_engine_~#diag~1#1.offset);havoc ftdi_elan_respond_engine_~#diag~1#1.base, ftdi_elan_respond_engine_~#diag~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_respond_engine_~#diag___0~0#1.base, ftdi_elan_respond_engine_~#diag___0~0#1.offset);havoc ftdi_elan_respond_engine_~#diag___0~0#1.base, ftdi_elan_respond_engine_~#diag___0~0#1.offset; [2025-03-04 04:34:46,712 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10672: havoc #t~nondet1144; [2025-03-04 04:34:46,715 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10542: havoc #t~ret1129.base, #t~ret1129.offset; [2025-03-04 04:34:46,717 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4116: havoc #t~mem103; [2025-03-04 04:34:50,205 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5997: havoc #t~mem520#1;call ULTIMATE.dealloc(~#result~1#1.base, ~#result~1#1.offset);havoc ~#result~1#1.base, ~#result~1#1.offset; [2025-03-04 04:34:50,273 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10581: havoc _copy_from_user_#t~nondet1132#1; [2025-03-04 04:34:50,279 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4274: havoc #t~mem172;havoc #t~bitwise173; [2025-03-04 04:34:50,298 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3857: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset; [2025-03-04 04:34:50,736 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5261: call ULTIMATE.dealloc(ftdi_elan_command_engine_~#diag~0#1.base, ftdi_elan_command_engine_~#diag~0#1.offset);havoc ftdi_elan_command_engine_~#diag~0#1.base, ftdi_elan_command_engine_~#diag~0#1.offset; [2025-03-04 04:34:50,874 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10665: havoc #t~ret1142.base, #t~ret1142.offset; [2025-03-04 04:34:52,124 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6101: havoc #t~mem540#1;call ULTIMATE.dealloc(~#result~3#1.base, ~#result~3#1.offset);havoc ~#result~3#1.base, ~#result~3#1.offset; [2025-03-04 04:34:52,135 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10570: havoc __msecs_to_jiffies_#t~nondet1130#1; [2025-03-04 04:35:04,812 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8723: call ULTIMATE.dealloc(main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset);havoc main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset);havoc main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset);havoc main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10640: havoc no_llseek_#t~nondet1137#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10611: havoc down_interruptible_#t~nondet1135#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4104: havoc usb_endpoint_dir_in_#t~mem101#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5029: call ULTIMATE.dealloc(ftdi_elan_read_~#data~0#1.base, ftdi_elan_read_~#data~0#1.offset);havoc ftdi_elan_read_~#data~0#1.base, ftdi_elan_read_~#data~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_read_~#packet_bytes~0#1.base, ftdi_elan_read_~#packet_bytes~0#1.offset);havoc ftdi_elan_read_~#packet_bytes~0#1.base, ftdi_elan_read_~#packet_bytes~0#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10681: havoc usb_find_interface_#t~ret1145#1.base, usb_find_interface_#t~ret1145#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4110: havoc usb_endpoint_dir_out_#t~mem102#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10585: havoc _copy_to_user_#t~nondet1133#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4212: havoc iminor_#t~mem135#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10690: havoc usb_get_dev_#t~ret1146#1.base, usb_get_dev_#t~ret1146#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4185: call ULTIMATE.dealloc(sema_init_~#__key~1#1.base, sema_init_~#__key~1#1.offset);havoc sema_init_~#__key~1#1.base, sema_init_~#__key~1#1.offset;call ULTIMATE.dealloc(sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset);havoc sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7921: call ULTIMATE.dealloc(ftdi_elan_probe_~#__key~2#1.base, ftdi_elan_probe_~#__key~2#1.offset);havoc ftdi_elan_probe_~#__key~2#1.base, ftdi_elan_probe_~#__key~2#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___0~0#1.base, ftdi_elan_probe_~#__key___0~0#1.offset);havoc ftdi_elan_probe_~#__key___0~0#1.base, ftdi_elan_probe_~#__key___0~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_0~1#1.base, ftdi_elan_probe_~#__constr_expr_0~1#1.offset);havoc ftdi_elan_probe_~#__constr_expr_0~1#1.base, ftdi_elan_probe_~#__constr_expr_0~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___1~0#1.base, ftdi_elan_probe_~#__key___1~0#1.offset);havoc ftdi_elan_probe_~#__key___1~0#1.base, ftdi_elan_probe_~#__key___1~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___2~0#1.base, ftdi_elan_probe_~#__key___2~0#1.offset);havoc ftdi_elan_probe_~#__key___2~0#1.base, ftdi_elan_probe_~#__key___2~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_1~0#1.base, ftdi_elan_probe_~#__constr_expr_1~0#1.offset);havoc ftdi_elan_probe_~#__constr_expr_1~0#1.base, ftdi_elan_probe_~#__constr_expr_1~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___3~0#1.base, ftdi_elan_probe_~#__key___3~0#1.offset);havoc ftdi_elan_probe_~#__key___3~0#1.base, ftdi_elan_probe_~#__key___3~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___4~0#1.base, ftdi_elan_probe_~#__key___4~0#1.offset);havoc ftdi_elan_probe_~#__key___4~0#1.base, ftdi_elan_probe_~#__key___4~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__constr_expr_2~0#1.base, ftdi_elan_probe_~#__constr_expr_2~0#1.offset);havoc ftdi_elan_probe_~#__constr_expr_2~0#1.base, ftdi_elan_probe_~#__constr_expr_2~0#1.offset;call ULTIMATE.dealloc(ftdi_elan_probe_~#__key___5~0#1.base, ftdi_elan_probe_~#__key___5~0#1.offset);havoc ftdi_elan_probe_~#__key___5~0#1.base, ftdi_elan_probe_~#__key___5~0#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10697: havoc usb_register_dev_#t~nondet1147#1; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8122: call ULTIMATE.dealloc(ftdi_elan_init_~#__key~3#1.base, ftdi_elan_init_~#__key~3#1.offset);havoc ftdi_elan_init_~#__key~3#1.base, ftdi_elan_init_~#__key~3#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___0~1#1.base, ftdi_elan_init_~#__key___0~1#1.offset);havoc ftdi_elan_init_~#__key___0~1#1.base, ftdi_elan_init_~#__key___0~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___1~1#1.base, ftdi_elan_init_~#__key___1~1#1.offset);havoc ftdi_elan_init_~#__key___1~1#1.base, ftdi_elan_init_~#__key___1~1#1.offset;call ULTIMATE.dealloc(ftdi_elan_init_~#__key___2~1#1.base, ftdi_elan_init_~#__key___2~1#1.offset);havoc ftdi_elan_init_~#__key___2~1#1.base, ftdi_elan_init_~#__key___2~1#1.offset; [2025-03-04 04:35:04,813 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10701: havoc usb_register_driver_#t~nondet1148#1; [2025-03-04 04:35:05,565 INFO L? ?]: Removed 2014 outVars from TransFormulas that were not future-live. [2025-03-04 04:35:05,565 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 04:35:05,708 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 04:35:05,712 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 04:35:05,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:35:05 BoogieIcfgContainer [2025-03-04 04:35:05,712 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 04:35:05,715 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 04:35:05,715 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 04:35:05,718 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 04:35:05,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:34:39" (1/3) ... [2025-03-04 04:35:05,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cfdb944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:35:05, skipping insertion in model container [2025-03-04 04:35:05,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:34:42" (2/3) ... [2025-03-04 04:35:05,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cfdb944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:35:05, skipping insertion in model container [2025-03-04 04:35:05,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:35:05" (3/3) ... [2025-03-04 04:35:05,720 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-04 04:35:05,735 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 04:35:05,739 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i that has 91 procedures, 2086 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-03-04 04:35:05,845 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 04:35:05,857 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;@76a51dc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 04:35:05,858 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 04:35:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 2085 states, 1463 states have (on average 1.4094326725905673) internal successors, (2062), 1517 states have internal predecessors, (2062), 531 states have call successors, (531), 90 states have call predecessors, (531), 89 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) [2025-03-04 04:35:05,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-04 04:35:05,888 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:35:05,888 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] [2025-03-04 04:35:05,889 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:35:05,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:35:05,894 INFO L85 PathProgramCache]: Analyzing trace with hash 2030759267, now seen corresponding path program 1 times [2025-03-04 04:35:05,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:35:05,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062224288] [2025-03-04 04:35:05,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:05,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:35:12,554 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-04 04:35:12,981 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-04 04:35:12,987 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:12,987 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-03-04 04:35:13,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:35:13,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062224288] [2025-03-04 04:35:13,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062224288] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 04:35:13,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078511023] [2025-03-04 04:35:13,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:13,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 04:35:13,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 04:35:13,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 04:35:13,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 04:35:20,751 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-04 04:35:21,239 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-04 04:35:21,240 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:21,240 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:21,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 4787 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 04:35:21,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 04:35:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2025-03-04 04:35:21,285 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 04:35:21,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078511023] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:35:21,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 04:35:21,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 04:35:21,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890193328] [2025-03-04 04:35:21,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:35:21,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 04:35:21,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:35:21,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 04:35:21,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:35:21,317 INFO L87 Difference]: Start difference. First operand has 2085 states, 1463 states have (on average 1.4094326725905673) internal successors, (2062), 1517 states have internal predecessors, (2062), 531 states have call successors, (531), 90 states have call predecessors, (531), 89 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:22,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:35:22,103 INFO L93 Difference]: Finished difference Result 4165 states and 6463 transitions. [2025-03-04 04:35:22,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 04:35:22,105 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2025-03-04 04:35:22,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:35:22,137 INFO L225 Difference]: With dead ends: 4165 [2025-03-04 04:35:22,138 INFO L226 Difference]: Without dead ends: 2071 [2025-03-04 04:35:22,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 04:35:22,169 INFO L435 NwaCegarLoop]: 3017 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, 3017 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-04 04:35:22,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3017 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-04 04:35:22,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2025-03-04 04:35:22,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 2071. [2025-03-04 04:35:22,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2071 states, 1458 states have (on average 1.3902606310013716) internal successors, (2027), 1503 states have internal predecessors, (2027), 524 states have call successors, (524), 89 states have call predecessors, (524), 88 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) [2025-03-04 04:35:22,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 3066 transitions. [2025-03-04 04:35:22,365 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 3066 transitions. Word has length 135 [2025-03-04 04:35:22,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:35:22,366 INFO L471 AbstractCegarLoop]: Abstraction has 2071 states and 3066 transitions. [2025-03-04 04:35:22,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 3066 transitions. [2025-03-04 04:35:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-04 04:35:22,374 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:35:22,375 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] [2025-03-04 04:35:22,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-04 04:35:22,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-04 04:35:22,576 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:35:22,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:35:22,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1581794754, now seen corresponding path program 1 times [2025-03-04 04:35:22,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:35:22,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842464847] [2025-03-04 04:35:22,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:22,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:35:28,950 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-04 04:35:29,107 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-04 04:35:29,108 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:29,108 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:35:30,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:35:30,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842464847] [2025-03-04 04:35:30,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842464847] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:35:30,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:35:30,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:35:30,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228040100] [2025-03-04 04:35:30,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:35:30,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:35:30,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:35:30,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:35:30,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:30,328 INFO L87 Difference]: Start difference. First operand 2071 states and 3066 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:35:31,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:35:31,134 INFO L93 Difference]: Finished difference Result 2136 states and 3142 transitions. [2025-03-04 04:35:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:35:31,135 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), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 135 [2025-03-04 04:35:31,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:35:31,147 INFO L225 Difference]: With dead ends: 2136 [2025-03-04 04:35:31,147 INFO L226 Difference]: Without dead ends: 2131 [2025-03-04 04:35:31,149 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:31,150 INFO L435 NwaCegarLoop]: 3024 mSDtfsCounter, 2806 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2806 SdHoareTripleChecker+Valid, 3306 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-04 04:35:31,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2806 Valid, 3306 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-04 04:35:31,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2131 states. [2025-03-04 04:35:31,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2131 to 2129. [2025-03-04 04:35:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2129 states, 1500 states have (on average 1.3866666666666667) internal successors, (2080), 1545 states have internal predecessors, (2080), 531 states have call successors, (531), 98 states have call predecessors, (531), 97 states have return successors, (524), 515 states have call predecessors, (524), 524 states have call successors, (524) [2025-03-04 04:35:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 2129 states and 3135 transitions. [2025-03-04 04:35:31,249 INFO L78 Accepts]: Start accepts. Automaton has 2129 states and 3135 transitions. Word has length 135 [2025-03-04 04:35:31,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:35:31,251 INFO L471 AbstractCegarLoop]: Abstraction has 2129 states and 3135 transitions. [2025-03-04 04:35:31,251 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), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-04 04:35:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 3135 transitions. [2025-03-04 04:35:31,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2025-03-04 04:35:31,257 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:35:31,257 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, 1] [2025-03-04 04:35:31,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 04:35:31,257 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:35:31,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:35:31,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1071353761, now seen corresponding path program 1 times [2025-03-04 04:35:31,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:35:31,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047061684] [2025-03-04 04:35:31,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:31,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:35:37,421 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-03-04 04:35:37,544 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-03-04 04:35:37,545 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:37,545 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:35:37,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:35:37,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047061684] [2025-03-04 04:35:37,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047061684] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:35:37,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:35:37,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:35:37,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749727577] [2025-03-04 04:35:37,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:35:37,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:35:37,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:35:37,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:35:37,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:37,891 INFO L87 Difference]: Start difference. First operand 2129 states and 3135 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:39,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:35:39,525 INFO L93 Difference]: Finished difference Result 6138 states and 9051 transitions. [2025-03-04 04:35:39,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:35:39,526 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 139 [2025-03-04 04:35:39,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:35:39,552 INFO L225 Difference]: With dead ends: 6138 [2025-03-04 04:35:39,552 INFO L226 Difference]: Without dead ends: 4038 [2025-03-04 04:35:39,563 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:39,564 INFO L435 NwaCegarLoop]: 3038 mSDtfsCounter, 2817 mSDsluCounter, 2901 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2817 SdHoareTripleChecker+Valid, 5939 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-03-04 04:35:39,564 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2817 Valid, 5939 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-04 04:35:39,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2025-03-04 04:35:39,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 4022. [2025-03-04 04:35:39,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 2851 states have (on average 1.3945983865310418) internal successors, (3976), 2933 states have internal predecessors, (3976), 983 states have call successors, (983), 188 states have call predecessors, (983), 187 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2025-03-04 04:35:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5935 transitions. [2025-03-04 04:35:39,714 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5935 transitions. Word has length 139 [2025-03-04 04:35:39,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:35:39,714 INFO L471 AbstractCegarLoop]: Abstraction has 4022 states and 5935 transitions. [2025-03-04 04:35:39,715 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5935 transitions. [2025-03-04 04:35:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-04 04:35:39,719 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:35:39,720 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:35:39,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 04:35:39,720 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:35:39,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:35:39,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1784482491, now seen corresponding path program 1 times [2025-03-04 04:35:39,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:35:39,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250460914] [2025-03-04 04:35:39,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:39,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:35:45,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-04 04:35:45,458 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-04 04:35:45,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:45,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-04 04:35:46,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:35:46,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250460914] [2025-03-04 04:35:46,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250460914] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:35:46,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:35:46,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:35:46,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866391212] [2025-03-04 04:35:46,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:35:46,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:35:46,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:35:46,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:35:46,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:46,017 INFO L87 Difference]: Start difference. First operand 4022 states and 5935 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:50,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 04:35:52,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:35:52,099 INFO L93 Difference]: Finished difference Result 4024 states and 5936 transitions. [2025-03-04 04:35:52,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:35:52,099 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 149 [2025-03-04 04:35:52,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:35:52,120 INFO L225 Difference]: With dead ends: 4024 [2025-03-04 04:35:52,121 INFO L226 Difference]: Without dead ends: 4021 [2025-03-04 04:35:52,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:52,124 INFO L435 NwaCegarLoop]: 3033 mSDtfsCounter, 277 mSDsluCounter, 2780 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 5813 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-03-04 04:35:52,124 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 5813 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 136 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2025-03-04 04:35:52,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2025-03-04 04:35:52,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 4021. [2025-03-04 04:35:52,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4021 states, 2851 states have (on average 1.3938968782883199) internal successors, (3974), 2932 states have internal predecessors, (3974), 982 states have call successors, (982), 188 states have call predecessors, (982), 187 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2025-03-04 04:35:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 4021 states and 5932 transitions. [2025-03-04 04:35:52,254 INFO L78 Accepts]: Start accepts. Automaton has 4021 states and 5932 transitions. Word has length 149 [2025-03-04 04:35:52,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:35:52,255 INFO L471 AbstractCegarLoop]: Abstraction has 4021 states and 5932 transitions. [2025-03-04 04:35:52,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:35:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 4021 states and 5932 transitions. [2025-03-04 04:35:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-04 04:35:52,262 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:35:52,262 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:35:52,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 04:35:52,262 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:35:52,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:35:52,263 INFO L85 PathProgramCache]: Analyzing trace with hash -2085089228, now seen corresponding path program 1 times [2025-03-04 04:35:52,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:35:52,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191226177] [2025-03-04 04:35:52,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:35:52,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 04:35:58,312 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-04 04:35:58,401 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-04 04:35:58,401 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 04:35:58,401 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 04:35:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2025-03-04 04:35:59,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 04:35:59,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191226177] [2025-03-04 04:35:59,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191226177] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 04:35:59,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 04:35:59,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 04:35:59,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511566076] [2025-03-04 04:35:59,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 04:35:59,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 04:35:59,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 04:35:59,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 04:35:59,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:35:59,791 INFO L87 Difference]: Start difference. First operand 4021 states and 5932 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:36:00,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 04:36:00,716 INFO L93 Difference]: Finished difference Result 4031 states and 5938 transitions. [2025-03-04 04:36:00,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 04:36:00,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 158 [2025-03-04 04:36:00,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 04:36:00,737 INFO L225 Difference]: With dead ends: 4031 [2025-03-04 04:36:00,737 INFO L226 Difference]: Without dead ends: 4027 [2025-03-04 04:36:00,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 04:36:00,740 INFO L435 NwaCegarLoop]: 2986 mSDtfsCounter, 2973 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2973 SdHoareTripleChecker+Valid, 3010 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-04 04:36:00,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2973 Valid, 3010 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-04 04:36:00,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2025-03-04 04:36:00,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 4025. [2025-03-04 04:36:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4025 states, 2855 states have (on average 1.3922942206654991) internal successors, (3975), 2934 states have internal predecessors, (3975), 980 states have call successors, (980), 190 states have call predecessors, (980), 189 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2025-03-04 04:36:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 4025 states and 5931 transitions. [2025-03-04 04:36:00,888 INFO L78 Accepts]: Start accepts. Automaton has 4025 states and 5931 transitions. Word has length 158 [2025-03-04 04:36:00,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 04:36:00,888 INFO L471 AbstractCegarLoop]: Abstraction has 4025 states and 5931 transitions. [2025-03-04 04:36:00,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-04 04:36:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 5931 transitions. [2025-03-04 04:36:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-04 04:36:00,896 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 04:36:00,896 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 04:36:00,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 04:36:00,896 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 04:36:00,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 04:36:00,897 INFO L85 PathProgramCache]: Analyzing trace with hash 326870152, now seen corresponding path program 1 times [2025-03-04 04:36:00,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 04:36:00,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701288773] [2025-03-04 04:36:00,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 04:36:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms