./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-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-?-e2fb8be-m [2025-03-08 19:46:14,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:46:15,002 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:46:15,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:46:15,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:46:15,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:46:15,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:46:15,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:46:15,029 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:46:15,030 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:46:15,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:46:15,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:46:15,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:46:15,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:46:15,031 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:46:15,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:46:15,032 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:46:15,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:46:15,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:46:15,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:46:15,033 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:46:15,033 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 [2025-03-08 19:46:15,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:46:15,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:46:15,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:46:15,380 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:46:15,381 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:46:15,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 19:46:16,538 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1999f50b/cb50bf8b30a84ddfbce6d131dbefb29e/FLAG84bbb81db [2025-03-08 19:46:16,963 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:46:16,964 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 19:46:16,996 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1999f50b/cb50bf8b30a84ddfbce6d131dbefb29e/FLAG84bbb81db [2025-03-08 19:46:17,086 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1999f50b/cb50bf8b30a84ddfbce6d131dbefb29e [2025-03-08 19:46:17,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:46:17,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:46:17,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:46:17,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:46:17,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:46:17,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:46:17" (1/1) ... [2025-03-08 19:46:17,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf56c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:17, skipping insertion in model container [2025-03-08 19:46:17,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:46:17" (1/1) ... [2025-03-08 19:46:17,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:46:18,618 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] [2025-03-08 19:46:18,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:46:18,793 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:46:18,872 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] [2025-03-08 19:46:18,874 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] [2025-03-08 19:46:18,875 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] [2025-03-08 19:46:18,875 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] [2025-03-08 19:46:18,875 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] [2025-03-08 19:46:19,050 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] [2025-03-08 19:46:19,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:46:19,141 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:46:19,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19 WrapperNode [2025-03-08 19:46:19,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:46:19,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:46:19,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:46:19,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:46:19,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,381 INFO L138 Inliner]: procedures = 385, calls = 3055, calls flagged for inlining = 183, calls inlined = 151, statements flattened = 7304 [2025-03-08 19:46:19,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:46:19,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:46:19,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:46:19,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:46:19,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,421 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,903 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 3, 1035, 3, 34, 2, 26, 47, 3, 7, 3, 9, 3, 2, 3, 2, 3]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 53, 0, 0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0]. The 655 writes are split as follows [0, 3, 563, 3, 8, 1, 13, 45, 3, 2, 3, 0, 3, 1, 3, 1, 3]. [2025-03-08 19:46:19,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:19,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,000 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:46:20,106 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:46:20,107 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:46:20,107 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:46:20,108 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (1/1) ... [2025-03-08 19:46:20,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:46:20,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:46:20,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:46:20,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:46:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2025-03-08 19:46:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2025-03-08 19:46:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 19:46:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 19:46:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2025-03-08 19:46:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2025-03-08 19:46:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:46:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:46:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-03-08 19:46:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2025-03-08 19:46:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ftdi_module_lock [2025-03-08 19:46:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ftdi_module_lock [2025-03-08 19:46:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:46:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-03-08 19:46:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-03-08 19:46:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-08 19:46:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2025-03-08 19:46:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2025-03-08 19:46:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2025-03-08 19:46:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:46:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:46:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:46:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_89 [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_89 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_87 [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_87 [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2025-03-08 19:46:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2025-03-08 19:46:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 19:46:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2025-03-08 19:46:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:46:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2025-03-08 19:46:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-08 19:46:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-08 19:46:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2025-03-08 19:46:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:46:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:46:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-03-08 19:46:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:46:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:46:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2025-03-08 19:46:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2025-03-08 19:46:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2025-03-08 19:46:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2025-03-08 19:46:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 19:46:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2025-03-08 19:46:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:46:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 19:46:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2025-03-08 19:46:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2025-03-08 19:46:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2025-03-08 19:46:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2025-03-08 19:46:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:46:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:46:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ftdi_module_lock [2025-03-08 19:46:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ftdi_module_lock [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:46:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:46:20,842 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:46:20,844 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:46:20,881 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4170: havoc dev_get_drvdata_#t~mem111#1.base, dev_get_drvdata_#t~mem111#1.offset; [2025-03-08 19:46:20,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10705: havoc #t~nondet1149; [2025-03-08 19:46:20,919 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:46:21,054 INFO L1307 $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; [2025-03-08 19:46:21,055 INFO L1307 $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; [2025-03-08 19:46:21,063 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4162: havoc #t~mem108; [2025-03-08 19:46:21,439 INFO L1307 $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; [2025-03-08 19:46:21,450 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592: havoc #t~nondet1134; [2025-03-08 19:46:21,485 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10655: havoc #t~nondet1140; [2025-03-08 19:46:22,431 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10577: havoc __request_module_#t~nondet1131#1; [2025-03-08 19:46:22,431 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10644: havoc platform_device_register_#t~nondet1138#1; [2025-03-08 19:46:22,431 INFO L1307 $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; [2025-03-08 19:46:22,431 INFO L1307 $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; [2025-03-08 19:46:22,432 INFO L1307 $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; [2025-03-08 19:46:22,432 INFO L1307 $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; [2025-03-08 19:46:22,432 INFO L1307 $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; [2025-03-08 19:46:22,432 INFO L1307 $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; [2025-03-08 19:46:22,490 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10651: havoc #t~nondet1139; [2025-03-08 19:46:22,498 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916: havoc __kmalloc_#t~ret73#1.base, __kmalloc_#t~ret73#1.offset; [2025-03-08 19:46:22,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10668: havoc #t~ret1143.base, #t~ret1143.offset; [2025-03-08 19:46:22,985 INFO L1307 $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; [2025-03-08 19:46:22,985 INFO L1307 $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; [2025-03-08 19:46:23,073 INFO L1307 $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; [2025-03-08 19:46:23,479 INFO L1307 $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; [2025-03-08 19:46:23,504 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10672: havoc #t~nondet1144; [2025-03-08 19:46:23,507 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10542: havoc #t~ret1129.base, #t~ret1129.offset; [2025-03-08 19:46:23,509 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4116: havoc #t~mem103; [2025-03-08 19:46:24,340 INFO L1307 $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; [2025-03-08 19:46:24,399 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10581: havoc _copy_from_user_#t~nondet1132#1; [2025-03-08 19:46:24,407 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4274: havoc #t~mem172;havoc #t~bitwise173; [2025-03-08 19:46:24,431 INFO L1307 $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; [2025-03-08 19:46:24,769 INFO L1307 $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; [2025-03-08 19:46:24,976 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10665: havoc #t~ret1142.base, #t~ret1142.offset; [2025-03-08 19:46:26,250 INFO L1307 $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; [2025-03-08 19:46:26,262 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10570: havoc __msecs_to_jiffies_#t~nondet1130#1; [2025-03-08 19:46:39,194 INFO L1307 $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; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10640: havoc no_llseek_#t~nondet1137#1; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10611: havoc down_interruptible_#t~nondet1135#1; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4104: havoc usb_endpoint_dir_in_#t~mem101#1; [2025-03-08 19:46:39,194 INFO L1307 $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; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10681: havoc usb_find_interface_#t~ret1145#1.base, usb_find_interface_#t~ret1145#1.offset; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4110: havoc usb_endpoint_dir_out_#t~mem102#1; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10585: havoc _copy_to_user_#t~nondet1133#1; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4212: havoc iminor_#t~mem135#1; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10690: havoc usb_get_dev_#t~ret1146#1.base, usb_get_dev_#t~ret1146#1.offset; [2025-03-08 19:46:39,194 INFO L1307 $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; [2025-03-08 19:46:39,194 INFO L1307 $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; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10697: havoc usb_register_dev_#t~nondet1147#1; [2025-03-08 19:46:39,194 INFO L1307 $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; [2025-03-08 19:46:39,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10701: havoc usb_register_driver_#t~nondet1148#1; [2025-03-08 19:46:39,846 INFO L? ?]: Removed 2014 outVars from TransFormulas that were not future-live. [2025-03-08 19:46:39,846 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:46:39,949 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:46:39,949 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 19:46:39,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:46:39 BoogieIcfgContainer [2025-03-08 19:46:39,949 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:46:39,953 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:46:39,953 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:46:39,956 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:46:39,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:46:17" (1/3) ... [2025-03-08 19:46:39,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1111c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:46:39, skipping insertion in model container [2025-03-08 19:46:39,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:46:19" (2/3) ... [2025-03-08 19:46:39,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1111c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:46:39, skipping insertion in model container [2025-03-08 19:46:39,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:46:39" (3/3) ... [2025-03-08 19:46:39,958 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-03-08 19:46:39,969 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:46:39,973 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. [2025-03-08 19:46:40,047 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:46:40,057 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;@1d67e75a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:46:40,058 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:46:40,066 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) [2025-03-08 19:46:40,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-08 19:46:40,083 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:46:40,083 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] [2025-03-08 19:46:40,084 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:46:40,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:46:40,087 INFO L85 PathProgramCache]: Analyzing trace with hash 2030759267, now seen corresponding path program 1 times [2025-03-08 19:46:40,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:46:40,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609411738] [2025-03-08 19:46:40,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:46:40,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:46:46,097 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-08 19:46:46,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-08 19:46:46,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:46:46,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:46:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-03-08 19:46:46,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:46:46,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609411738] [2025-03-08 19:46:46,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609411738] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:46:46,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365948439] [2025-03-08 19:46:46,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:46:46,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:46:46,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:46:46,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:46:46,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 19:46:53,227 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-08 19:46:53,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-08 19:46:53,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:46:53,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:46:53,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 4787 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 19:46:53,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:46:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2025-03-08 19:46:53,733 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:46:53,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365948439] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:46:53,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:46:53,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 19:46:53,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88801106] [2025-03-08 19:46:53,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:46:53,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 19:46:53,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:46:53,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 19:46:53,753 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 19:46:53,759 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) [2025-03-08 19:46:54,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:46:54,537 INFO L93 Difference]: Finished difference Result 4165 states and 6463 transitions. [2025-03-08 19:46:54,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 19:46:54,539 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 [2025-03-08 19:46:54,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:46:54,562 INFO L225 Difference]: With dead ends: 4165 [2025-03-08 19:46:54,562 INFO L226 Difference]: Without dead ends: 2071 [2025-03-08 19:46:54,586 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 [2025-03-08 19:46:54,589 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 [2025-03-08 19:46:54,590 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] [2025-03-08 19:46:54,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2025-03-08 19:46:54,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 2071. [2025-03-08 19:46:54,711 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) [2025-03-08 19:46:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 3066 transitions. [2025-03-08 19:46:54,735 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 3066 transitions. Word has length 135 [2025-03-08 19:46:54,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:46:54,735 INFO L471 AbstractCegarLoop]: Abstraction has 2071 states and 3066 transitions. [2025-03-08 19:46:54,735 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) [2025-03-08 19:46:54,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 3066 transitions. [2025-03-08 19:46:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-08 19:46:54,740 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:46:54,740 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] [2025-03-08 19:46:54,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 19:46:54,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 19:46:54,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:46:54,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:46:54,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1581794754, now seen corresponding path program 1 times [2025-03-08 19:46:54,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:46:54,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688535715] [2025-03-08 19:46:54,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:46:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:47:00,364 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-08 19:47:00,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-08 19:47:00,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:47:00,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:47:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 19:47:01,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:47:01,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688535715] [2025-03-08 19:47:01,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688535715] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:47:01,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:47:01,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:47:01,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682128783] [2025-03-08 19:47:01,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:47:01,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:47:01,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:47:01,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:47:01,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:01,639 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) [2025-03-08 19:47:02,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:47:02,408 INFO L93 Difference]: Finished difference Result 2136 states and 3142 transitions. [2025-03-08 19:47:02,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:47:02,409 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 [2025-03-08 19:47:02,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:47:02,421 INFO L225 Difference]: With dead ends: 2136 [2025-03-08 19:47:02,421 INFO L226 Difference]: Without dead ends: 2131 [2025-03-08 19:47:02,423 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 [2025-03-08 19:47:02,423 INFO L435 NwaCegarLoop]: 3024 mSDtfsCounter, 2806 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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 [2025-03-08 19:47:02,423 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] [2025-03-08 19:47:02,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2131 states. [2025-03-08 19:47:02,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2131 to 2129. [2025-03-08 19:47:02,497 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) [2025-03-08 19:47:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 2129 states and 3135 transitions. [2025-03-08 19:47:02,515 INFO L78 Accepts]: Start accepts. Automaton has 2129 states and 3135 transitions. Word has length 135 [2025-03-08 19:47:02,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:47:02,516 INFO L471 AbstractCegarLoop]: Abstraction has 2129 states and 3135 transitions. [2025-03-08 19:47:02,517 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) [2025-03-08 19:47:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 3135 transitions. [2025-03-08 19:47:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2025-03-08 19:47:02,521 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:47:02,521 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] [2025-03-08 19:47:02,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:47:02,521 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:47:02,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:47:02,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1071353761, now seen corresponding path program 1 times [2025-03-08 19:47:02,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:47:02,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239327097] [2025-03-08 19:47:02,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:47:02,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:47:08,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-03-08 19:47:08,327 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-03-08 19:47:08,327 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:47:08,327 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:47:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 19:47:08,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:47:08,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239327097] [2025-03-08 19:47:08,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239327097] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:47:08,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:47:08,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:47:08,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940837082] [2025-03-08 19:47:08,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:47:08,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:47:08,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:47:08,639 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:47:08,639 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:08,639 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) [2025-03-08 19:47:10,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:47:10,288 INFO L93 Difference]: Finished difference Result 6138 states and 9051 transitions. [2025-03-08 19:47:10,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:47:10,289 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 [2025-03-08 19:47:10,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:47:10,316 INFO L225 Difference]: With dead ends: 6138 [2025-03-08 19:47:10,316 INFO L226 Difference]: Without dead ends: 4038 [2025-03-08 19:47:10,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:10,331 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 [2025-03-08 19:47:10,331 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] [2025-03-08 19:47:10,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2025-03-08 19:47:10,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 4022. [2025-03-08 19:47:10,479 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) [2025-03-08 19:47:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5935 transitions. [2025-03-08 19:47:10,504 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5935 transitions. Word has length 139 [2025-03-08 19:47:10,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:47:10,505 INFO L471 AbstractCegarLoop]: Abstraction has 4022 states and 5935 transitions. [2025-03-08 19:47:10,505 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) [2025-03-08 19:47:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5935 transitions. [2025-03-08 19:47:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-08 19:47:10,511 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:47:10,511 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] [2025-03-08 19:47:10,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:47:10,511 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:47:10,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:47:10,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1784482491, now seen corresponding path program 1 times [2025-03-08 19:47:10,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:47:10,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836101236] [2025-03-08 19:47:10,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:47:10,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:47:16,199 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-08 19:47:16,307 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-08 19:47:16,307 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:47:16,307 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:47:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-03-08 19:47:16,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:47:16,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836101236] [2025-03-08 19:47:16,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836101236] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:47:16,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:47:16,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:47:16,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745346960] [2025-03-08 19:47:16,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:47:16,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:47:16,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:47:16,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:47:16,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:16,885 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) [2025-03-08 19:47:20,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:47:23,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:47:23,431 INFO L93 Difference]: Finished difference Result 4024 states and 5936 transitions. [2025-03-08 19:47:23,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:47:23,433 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 [2025-03-08 19:47:23,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:47:23,455 INFO L225 Difference]: With dead ends: 4024 [2025-03-08 19:47:23,455 INFO L226 Difference]: Without dead ends: 4021 [2025-03-08 19:47:23,457 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 [2025-03-08 19:47:23,459 INFO L435 NwaCegarLoop]: 3033 mSDtfsCounter, 277 mSDsluCounter, 2780 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s 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, 6.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:47:23,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 5813 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 136 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2025-03-08 19:47:23,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2025-03-08 19:47:23,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 4021. [2025-03-08 19:47:23,573 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) [2025-03-08 19:47:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 4021 states and 5932 transitions. [2025-03-08 19:47:23,594 INFO L78 Accepts]: Start accepts. Automaton has 4021 states and 5932 transitions. Word has length 149 [2025-03-08 19:47:23,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:47:23,595 INFO L471 AbstractCegarLoop]: Abstraction has 4021 states and 5932 transitions. [2025-03-08 19:47:23,596 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) [2025-03-08 19:47:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 4021 states and 5932 transitions. [2025-03-08 19:47:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-08 19:47:23,603 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:47:23,603 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] [2025-03-08 19:47:23,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:47:23,604 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:47:23,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:47:23,604 INFO L85 PathProgramCache]: Analyzing trace with hash -2085089228, now seen corresponding path program 1 times [2025-03-08 19:47:23,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:47:23,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554658964] [2025-03-08 19:47:23,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:47:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:47:29,026 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-08 19:47:29,178 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-08 19:47:29,178 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:47:29,178 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:47:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2025-03-08 19:47:30,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:47:30,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554658964] [2025-03-08 19:47:30,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554658964] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:47:30,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:47:30,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:47:30,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72281480] [2025-03-08 19:47:30,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:47:30,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:47:30,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:47:30,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:47:30,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:30,691 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) [2025-03-08 19:47:31,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:47:31,665 INFO L93 Difference]: Finished difference Result 4031 states and 5938 transitions. [2025-03-08 19:47:31,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:47:31,666 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 [2025-03-08 19:47:31,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:47:31,687 INFO L225 Difference]: With dead ends: 4031 [2025-03-08 19:47:31,687 INFO L226 Difference]: Without dead ends: 4027 [2025-03-08 19:47:31,691 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 [2025-03-08 19:47:31,692 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, 0.9s IncrementalHoareTripleChecker+Time [2025-03-08 19:47:31,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2973 Valid, 3010 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-08 19:47:31,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2025-03-08 19:47:31,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 4025. [2025-03-08 19:47:31,814 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) [2025-03-08 19:47:31,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 4025 states and 5931 transitions. [2025-03-08 19:47:31,836 INFO L78 Accepts]: Start accepts. Automaton has 4025 states and 5931 transitions. Word has length 158 [2025-03-08 19:47:31,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:47:31,836 INFO L471 AbstractCegarLoop]: Abstraction has 4025 states and 5931 transitions. [2025-03-08 19:47:31,836 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) [2025-03-08 19:47:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 5931 transitions. [2025-03-08 19:47:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-08 19:47:31,845 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:47:31,845 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] [2025-03-08 19:47:31,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 19:47:31,845 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:47:31,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:47:31,846 INFO L85 PathProgramCache]: Analyzing trace with hash 326870152, now seen corresponding path program 1 times [2025-03-08 19:47:31,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:47:31,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726340131] [2025-03-08 19:47:31,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:47:31,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:47:37,335 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-08 19:47:37,424 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-08 19:47:37,426 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:47:37,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:47:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2025-03-08 19:47:37,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:47:37,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726340131] [2025-03-08 19:47:37,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726340131] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:47:37,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:47:37,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:47:37,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25124486] [2025-03-08 19:47:37,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:47:37,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:47:37,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:47:37,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:47:37,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:37,824 INFO L87 Difference]: Start difference. First operand 4025 states and 5931 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 19:47:38,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:47:38,785 INFO L93 Difference]: Finished difference Result 4027 states and 5932 transitions. [2025-03-08 19:47:38,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:47:38,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 162 [2025-03-08 19:47:38,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:47:38,808 INFO L225 Difference]: With dead ends: 4027 [2025-03-08 19:47:38,808 INFO L226 Difference]: Without dead ends: 4024 [2025-03-08 19:47:38,812 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:47:38,812 INFO L435 NwaCegarLoop]: 2984 mSDtfsCounter, 3005 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3005 SdHoareTripleChecker+Valid, 2984 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-08 19:47:38,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3005 Valid, 2984 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-08 19:47:38,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2025-03-08 19:47:38,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 4024. [2025-03-08 19:47:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 2855 states have (on average 1.3919439579684763) internal successors, (3974), 2933 states have internal predecessors, (3974), 979 states have call successors, (979), 190 states have call predecessors, (979), 189 states have return successors, (976), 958 states have call predecessors, (976), 976 states have call successors, (976) [2025-03-08 19:47:38,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 5929 transitions. [2025-03-08 19:47:38,955 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 5929 transitions. Word has length 162 [2025-03-08 19:47:38,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:47:38,956 INFO L471 AbstractCegarLoop]: Abstraction has 4024 states and 5929 transitions. [2025-03-08 19:47:38,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 19:47:38,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 5929 transitions. [2025-03-08 19:47:38,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-08 19:47:38,964 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:47:38,965 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, 1] [2025-03-08 19:47:38,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 19:47:38,965 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:47:38,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:47:38,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1541711846, now seen corresponding path program 1 times [2025-03-08 19:47:38,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:47:38,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214145178] [2025-03-08 19:47:38,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:47:38,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms