./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-551b009-m [2025-01-09 19:05:54,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:05:54,914 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:05:54,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:05:54,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:05:54,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:05:54,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:05:54,955 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:05:54,955 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:05:54,955 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:05:54,955 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:05:54,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:05:54,956 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:05:54,956 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:05:54,956 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:05:54,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:05:54,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:05:54,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:05:54,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:05:54,957 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:05:54,957 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:05:54,958 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:05:54,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:05:54,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:05:54,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:05:54,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:05:54,959 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:05:54,959 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:05:54,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:05:54,959 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:05:54,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:05:54,960 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-jdk21/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 [2025-01-09 19:05:55,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:05:55,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:05:55,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:05:55,289 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:05:55,289 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:05:55,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-01-09 19:05:56,657 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/be9c9b86d/13f8b3989b6b421dab142b940d22e33f/FLAG680a88d3d [2025-01-09 19:05:57,314 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:05:57,314 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-01-09 19:05:57,375 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/be9c9b86d/13f8b3989b6b421dab142b940d22e33f/FLAG680a88d3d [2025-01-09 19:05:57,396 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/be9c9b86d/13f8b3989b6b421dab142b940d22e33f [2025-01-09 19:05:57,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:05:57,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:05:57,402 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:05:57,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:05:57,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:05:57,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:05:57" (1/1) ... [2025-01-09 19:05:57,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774a4796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:05:57, skipping insertion in model container [2025-01-09 19:05:57,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:05:57" (1/1) ... [2025-01-09 19:05:57,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:05:59,997 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:06:00,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:06:00,293 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:06:00,414 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] [2025-01-09 19:06:00,417 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] [2025-01-09 19:06:00,417 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] [2025-01-09 19:06:00,417 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] [2025-01-09 19:06:00,418 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] [2025-01-09 19:06:00,634 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:06:00,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:06:00,753 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:06:00,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00 WrapperNode [2025-01-09 19:06:00,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:06:00,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:06:00,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:06:00,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:06:00,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:00,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:01,165 INFO L138 Inliner]: procedures = 385, calls = 3055, calls flagged for inlining = 183, calls inlined = 151, statements flattened = 7304 [2025-01-09 19:06:01,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:06:01,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:06:01,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:06:01,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:06:01,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:01,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:01,210 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,272 INFO L175 MemorySlicer]: Split 1187 memory accesses to 17 slices as follows [2, 3, 2, 9, 3, 3, 26, 3, 3, 7, 3, 47, 3, 2, 2, 1035, 34]. 87 percent of accesses are in the largest equivalence class. The 64 initializations are split as follows [2, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 53, 0]. The 655 writes are split as follows [0, 3, 1, 0, 3, 3, 13, 3, 3, 2, 3, 45, 3, 1, 1, 563, 8]. [2025-01-09 19:06:02,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:06:02,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:06:02,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:06:02,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:06:02,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (1/1) ... [2025-01-09 19:06:02,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:06:02,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:06:02,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:06:02,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:06:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2025-01-09 19:06:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2025-01-09 19:06:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:06:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:06:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2025-01-09 19:06:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2025-01-09 19:06:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:06:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:06:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-01-09 19:06:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-01-09 19:06:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2025-01-09 19:06:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2025-01-09 19:06:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2025-01-09 19:06:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2025-01-09 19:06:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2025-01-09 19:06:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2025-01-09 19:06:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-01-09 19:06:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-01-09 19:06:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2025-01-09 19:06:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2025-01-09 19:06:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ftdi_module_lock [2025-01-09 19:06:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ftdi_module_lock [2025-01-09 19:06:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:06:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-01-09 19:06:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-01-09 19:06:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-01-09 19:06:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-01-09 19:06:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2025-01-09 19:06:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2025-01-09 19:06:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2025-01-09 19:06:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2025-01-09 19:06:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:06:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 19:06:02,649 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 19:06:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2025-01-09 19:06:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-01-09 19:06:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:06:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2025-01-09 19:06:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2025-01-09 19:06:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2025-01-09 19:06:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-01-09 19:06:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-01-09 19:06:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_89 [2025-01-09 19:06:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_89 [2025-01-09 19:06:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2025-01-09 19:06:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2025-01-09 19:06:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_87 [2025-01-09 19:06:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_87 [2025-01-09 19:06:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:06:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:06:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2025-01-09 19:06:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:06:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2025-01-09 19:06:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 19:06:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 19:06:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:06:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:06:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2025-01-09 19:06:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2025-01-09 19:06:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:06:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:06:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2025-01-09 19:06:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-01-09 19:06:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-01-09 19:06:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2025-01-09 19:06:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:06:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:06:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-01-09 19:06:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-01-09 19:06:02,658 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:06:02,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2025-01-09 19:06:02,659 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2025-01-09 19:06:02,659 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 19:06:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 19:06:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2025-01-09 19:06:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:06:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:06:02,661 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 19:06:02,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2025-01-09 19:06:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2025-01-09 19:06:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-01-09 19:06:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-01-09 19:06:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2025-01-09 19:06:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2025-01-09 19:06:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:06:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:06:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2025-01-09 19:06:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2025-01-09 19:06:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2025-01-09 19:06:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ftdi_module_lock [2025-01-09 19:06:02,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ftdi_module_lock [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:06:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:06:02,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:06:03,400 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:06:03,405 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:06:03,520 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:06:21,467 INFO L? ?]: Removed 2014 outVars from TransFormulas that were not future-live. [2025-01-09 19:06:21,468 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:06:21,528 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:06:21,529 INFO L312 CfgBuilder]: Removed 15 assume(true) statements. [2025-01-09 19:06:21,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:06:21 BoogieIcfgContainer [2025-01-09 19:06:21,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:06:21,532 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:06:21,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:06:21,537 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:06:21,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:05:57" (1/3) ... [2025-01-09 19:06:21,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a8b60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:06:21, skipping insertion in model container [2025-01-09 19:06:21,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:06:00" (2/3) ... [2025-01-09 19:06:21,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a8b60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:06:21, skipping insertion in model container [2025-01-09 19:06:21,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:06:21" (3/3) ... [2025-01-09 19:06:21,541 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2025-01-09 19:06:21,558 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:06:21,563 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, 2085 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-01-09 19:06:21,675 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:06:21,684 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;@7ba1c8e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:06:21,684 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:06:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand has 2084 states, 1462 states have (on average 1.4097127222982215) internal successors, (2061), 1516 states have internal predecessors, (2061), 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) [2025-01-09 19:06:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-01-09 19:06:21,719 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:06:21,720 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:06:21,721 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:06:21,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:06:21,725 INFO L85 PathProgramCache]: Analyzing trace with hash 920585127, now seen corresponding path program 1 times [2025-01-09 19:06:21,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:06:21,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460374958] [2025-01-09 19:06:21,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:06:21,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:06:28,958 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 19:06:29,382 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 19:06:29,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:06:29,383 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:06:29,951 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-01-09 19:06:29,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:06:29,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460374958] [2025-01-09 19:06:29,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460374958] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:06:29,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868039612] [2025-01-09 19:06:29,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:06:29,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:06:29,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:06:29,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:06:29,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:06:36,353 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 19:06:37,044 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 19:06:37,045 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:06:37,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:06:37,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 4787 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:06:37,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:06:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2025-01-09 19:06:37,122 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:06:37,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868039612] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:06:37,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:06:37,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:06:37,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529825599] [2025-01-09 19:06:37,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:06:37,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:06:37,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:06:37,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:06:37,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:06:37,156 INFO L87 Difference]: Start difference. First operand has 2084 states, 1462 states have (on average 1.4097127222982215) internal successors, (2061), 1516 states have internal predecessors, (2061), 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) [2025-01-09 19:06:37,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:06:37,408 INFO L93 Difference]: Finished difference Result 4163 states and 6461 transitions. [2025-01-09 19:06:37,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:06:37,410 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 [2025-01-09 19:06:37,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:06:37,446 INFO L225 Difference]: With dead ends: 4163 [2025-01-09 19:06:37,447 INFO L226 Difference]: Without dead ends: 2070 [2025-01-09 19:06:37,481 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 [2025-01-09 19:06:37,484 INFO L435 NwaCegarLoop]: 3084 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3084 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 19:06:37,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3084 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 19:06:37,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states. [2025-01-09 19:06:37,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2070. [2025-01-09 19:06:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2070 states, 1457 states have (on average 1.3905284831846259) internal successors, (2026), 1502 states have internal predecessors, (2026), 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) [2025-01-09 19:06:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 2070 states and 3065 transitions. [2025-01-09 19:06:37,684 INFO L78 Accepts]: Start accepts. Automaton has 2070 states and 3065 transitions. Word has length 135 [2025-01-09 19:06:37,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:06:37,688 INFO L471 AbstractCegarLoop]: Abstraction has 2070 states and 3065 transitions. [2025-01-09 19:06:37,688 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) [2025-01-09 19:06:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 3065 transitions. [2025-01-09 19:06:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-01-09 19:06:37,700 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:06:37,700 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] [2025-01-09 19:06:37,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 19:06:37,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:06:37,905 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:06:37,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:06:37,905 INFO L85 PathProgramCache]: Analyzing trace with hash -2009555619, now seen corresponding path program 1 times [2025-01-09 19:06:37,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:06:37,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688647240] [2025-01-09 19:06:37,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:06:37,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:06:43,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 19:06:43,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 19:06:43,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:06:43,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:06:45,127 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-01-09 19:06:45,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:06:45,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688647240] [2025-01-09 19:06:45,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688647240] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:06:45,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:06:45,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:06:45,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5788428] [2025-01-09 19:06:45,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:06:45,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:06:45,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:06:45,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:06:45,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:06:45,133 INFO L87 Difference]: Start difference. First operand 2070 states and 3065 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) [2025-01-09 19:06:45,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:06:45,295 INFO L93 Difference]: Finished difference Result 2135 states and 3141 transitions. [2025-01-09 19:06:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:06:45,296 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 [2025-01-09 19:06:45,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:06:45,313 INFO L225 Difference]: With dead ends: 2135 [2025-01-09 19:06:45,314 INFO L226 Difference]: Without dead ends: 2130 [2025-01-09 19:06:45,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:06:45,317 INFO L435 NwaCegarLoop]: 3091 mSDtfsCounter, 2805 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2805 SdHoareTripleChecker+Valid, 3376 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:06:45,317 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2805 Valid, 3376 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:06:45,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2025-01-09 19:06:45,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 2128. [2025-01-09 19:06:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 1499 states have (on average 1.3869246164109406) internal successors, (2079), 1544 states have internal predecessors, (2079), 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) [2025-01-09 19:06:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 3134 transitions. [2025-01-09 19:06:45,438 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 3134 transitions. Word has length 135 [2025-01-09 19:06:45,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:06:45,438 INFO L471 AbstractCegarLoop]: Abstraction has 2128 states and 3134 transitions. [2025-01-09 19:06:45,439 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) [2025-01-09 19:06:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3134 transitions. [2025-01-09 19:06:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2025-01-09 19:06:45,442 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:06:45,442 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] [2025-01-09 19:06:45,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:06:45,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:06:45,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:06:45,443 INFO L85 PathProgramCache]: Analyzing trace with hash 54057561, now seen corresponding path program 1 times [2025-01-09 19:06:45,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:06:45,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145518605] [2025-01-09 19:06:45,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:06:45,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:06:51,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-01-09 19:06:51,448 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-01-09 19:06:51,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:06:51,449 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:06:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-01-09 19:06:51,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:06:51,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145518605] [2025-01-09 19:06:51,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145518605] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:06:51,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:06:51,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:06:51,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142339934] [2025-01-09 19:06:51,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:06:51,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:06:51,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:06:51,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:06:51,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:06:51,933 INFO L87 Difference]: Start difference. First operand 2128 states and 3134 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) [2025-01-09 19:06:52,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:06:52,389 INFO L93 Difference]: Finished difference Result 6135 states and 9048 transitions. [2025-01-09 19:06:52,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:06:52,389 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 [2025-01-09 19:06:52,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:06:52,420 INFO L225 Difference]: With dead ends: 6135 [2025-01-09 19:06:52,421 INFO L226 Difference]: Without dead ends: 4036 [2025-01-09 19:06:52,434 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:06:52,435 INFO L435 NwaCegarLoop]: 3105 mSDtfsCounter, 2816 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2816 SdHoareTripleChecker+Valid, 6073 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:06:52,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2816 Valid, 6073 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 19:06:52,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4036 states. [2025-01-09 19:06:52,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4036 to 4020. [2025-01-09 19:06:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 2849 states have (on average 1.394875394875395) internal successors, (3974), 2931 states have internal predecessors, (3974), 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) [2025-01-09 19:06:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 5933 transitions. [2025-01-09 19:06:52,720 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 5933 transitions. Word has length 139 [2025-01-09 19:06:52,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:06:52,721 INFO L471 AbstractCegarLoop]: Abstraction has 4020 states and 5933 transitions. [2025-01-09 19:06:52,721 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) [2025-01-09 19:06:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 5933 transitions. [2025-01-09 19:06:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-01-09 19:06:52,730 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:06:52,730 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] [2025-01-09 19:06:52,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:06:52,730 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:06:52,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:06:52,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1624341907, now seen corresponding path program 1 times [2025-01-09 19:06:52,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:06:52,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493646788] [2025-01-09 19:06:52,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:06:52,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:06:58,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-01-09 19:06:58,357 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-01-09 19:06:58,357 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:06:58,358 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:06:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2025-01-09 19:06:59,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:06:59,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493646788] [2025-01-09 19:06:59,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493646788] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:06:59,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:06:59,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:06:59,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221302294] [2025-01-09 19:06:59,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:06:59,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:06:59,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:06:59,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:06:59,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:06:59,187 INFO L87 Difference]: Start difference. First operand 4020 states and 5933 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2025-01-09 19:07:03,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:07:04,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:04,116 INFO L93 Difference]: Finished difference Result 4022 states and 5934 transitions. [2025-01-09 19:07:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:04,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 147 [2025-01-09 19:07:04,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:04,148 INFO L225 Difference]: With dead ends: 4022 [2025-01-09 19:07:04,149 INFO L226 Difference]: Without dead ends: 4019 [2025-01-09 19:07:04,153 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:04,155 INFO L435 NwaCegarLoop]: 3100 mSDtfsCounter, 277 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 5944 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:07:04,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 5944 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:07:04,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2025-01-09 19:07:04,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 4019. [2025-01-09 19:07:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 2849 states have (on average 1.3941733941733943) internal successors, (3972), 2930 states have internal predecessors, (3972), 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) [2025-01-09 19:07:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 5930 transitions. [2025-01-09 19:07:04,368 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 5930 transitions. Word has length 147 [2025-01-09 19:07:04,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:04,370 INFO L471 AbstractCegarLoop]: Abstraction has 4019 states and 5930 transitions. [2025-01-09 19:07:04,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2025-01-09 19:07:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 5930 transitions. [2025-01-09 19:07:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-01-09 19:07:04,379 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:04,380 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] [2025-01-09 19:07:04,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:07:04,380 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:04,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:04,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1823120757, now seen corresponding path program 1 times [2025-01-09 19:07:04,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:04,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548426256] [2025-01-09 19:07:04,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:04,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:10,446 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-01-09 19:07:10,579 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-01-09 19:07:10,583 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:10,584 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:12,536 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2025-01-09 19:07:12,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:12,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548426256] [2025-01-09 19:07:12,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548426256] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:12,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:12,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:12,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380909034] [2025-01-09 19:07:12,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:12,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:12,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:12,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:12,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:12,542 INFO L87 Difference]: Start difference. First operand 4019 states and 5930 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) [2025-01-09 19:07:12,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:12,724 INFO L93 Difference]: Finished difference Result 4029 states and 5936 transitions. [2025-01-09 19:07:12,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:12,724 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 [2025-01-09 19:07:12,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:12,751 INFO L225 Difference]: With dead ends: 4029 [2025-01-09 19:07:12,752 INFO L226 Difference]: Without dead ends: 4025 [2025-01-09 19:07:12,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:12,757 INFO L435 NwaCegarLoop]: 3053 mSDtfsCounter, 2972 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2972 SdHoareTripleChecker+Valid, 3077 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:07:12,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2972 Valid, 3077 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:07:12,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4025 states. [2025-01-09 19:07:12,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4025 to 4023. [2025-01-09 19:07:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 2853 states have (on average 1.3925692253767963) internal successors, (3973), 2932 states have internal predecessors, (3973), 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) [2025-01-09 19:07:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 5929 transitions. [2025-01-09 19:07:12,951 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 5929 transitions. Word has length 158 [2025-01-09 19:07:12,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:12,952 INFO L471 AbstractCegarLoop]: Abstraction has 4023 states and 5929 transitions. [2025-01-09 19:07:12,952 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) [2025-01-09 19:07:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 5929 transitions. [2025-01-09 19:07:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-01-09 19:07:12,964 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:12,964 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] [2025-01-09 19:07:12,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:07:12,964 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:12,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:12,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1047045887, now seen corresponding path program 1 times [2025-01-09 19:07:12,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:12,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990636512] [2025-01-09 19:07:12,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:12,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms