./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 19:19:26,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:19:26,532 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:19:26,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:19:26,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:19:26,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:19:26,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:19:26,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:19:26,563 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:19:26,564 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:19:26,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:19:26,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:19:26,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:19:26,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:19:26,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:19:26,566 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:19:26,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:19:26,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:19:26,567 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2025-03-08 19:19:26,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:19:26,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:19:26,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:19:26,773 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:19:26,773 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:19:26,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2025-03-08 19:19:27,868 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba417cf/6e438fcd2de146258a7623c452f84b93/FLAG65c60a71f [2025-03-08 19:19:28,217 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:19:28,218 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2025-03-08 19:19:28,242 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba417cf/6e438fcd2de146258a7623c452f84b93/FLAG65c60a71f [2025-03-08 19:19:28,436 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba417cf/6e438fcd2de146258a7623c452f84b93 [2025-03-08 19:19:28,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:19:28,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:19:28,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:19:28,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:19:28,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:19:28,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:19:28" (1/1) ... [2025-03-08 19:19:28,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f744cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:28, skipping insertion in model container [2025-03-08 19:19:28,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:19:28" (1/1) ... [2025-03-08 19:19:28,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:19:28,704 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2025-03-08 19:19:28,705 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2025-03-08 19:19:28,786 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2025-03-08 19:19:29,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:19:29,067 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:19:29,112 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2025-03-08 19:19:29,113 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2025-03-08 19:19:29,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2025-03-08 19:19:29,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2025-03-08 19:19:29,122 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2025-03-08 19:19:29,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:19:29,258 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:19:29,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29 WrapperNode [2025-03-08 19:19:29,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:19:29,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:19:29,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:19:29,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:19:29,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,379 INFO L138 Inliner]: procedures = 142, calls = 1053, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2187 [2025-03-08 19:19:29,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:19:29,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:19:29,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:19:29,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:19:29,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,406 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,508 INFO L175 MemorySlicer]: Split 753 memory accesses to 25 slices as follows [6, 34, 34, 34, 34, 34, 34, 7, 3, 34, 39, 40, 36, 9, 34, 34, 8, 16, 24, 6, 8, 2, 229, 8, 6]. 30 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 8, 16, 0, 0, 0, 2, 7, 0, 0]. The 474 writes are split as follows [0, 33, 33, 33, 33, 33, 33, 1, 3, 33, 35, 36, 33, 9, 33, 1, 0, 0, 24, 0, 0, 0, 67, 0, 1]. [2025-03-08 19:19:29,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,563 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,573 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:19:29,627 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:19:29,627 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:19:29,627 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:19:29,627 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (1/1) ... [2025-03-08 19:19:29,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:19:29,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:19:29,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:19:29,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:19:29,674 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2025-03-08 19:19:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2025-03-08 19:19:29,674 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2025-03-08 19:19:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2025-03-08 19:19:29,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-03-08 19:19:29,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-03-08 19:19:29,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-03-08 19:19:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-03-08 19:19:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-03-08 19:19:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-03-08 19:19:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-03-08 19:19:29,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-03-08 19:19:29,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-03-08 19:19:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-03-08 19:19:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2025-03-08 19:19:29,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-03-08 19:19:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2025-03-08 19:19:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:19:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-08 19:19:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2025-03-08 19:19:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:19:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:19:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:19:29,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2025-03-08 19:19:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-08 19:19:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:19:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2025-03-08 19:19:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2025-03-08 19:19:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:19:29,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:19:29,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:19:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2025-03-08 19:19:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:19:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2025-03-08 19:19:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:19:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-08 19:19:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-03-08 19:19:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:19:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2025-03-08 19:19:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2025-03-08 19:19:29,686 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2025-03-08 19:19:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 19:19:29,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2025-03-08 19:19:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2025-03-08 19:19:29,688 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2025-03-08 19:19:29,689 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 19:19:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 19:19:30,138 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:19:30,140 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:19:30,373 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3010: call ULTIMATE.dealloc(~#c~0.base, ~#c~0.offset);havoc ~#c~0.base, ~#c~0.offset; [2025-03-08 19:19:30,376 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:19:30,526 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3415: call ULTIMATE.dealloc(snd_uart16550_output_write_~#midi_byte~0#1.base, snd_uart16550_output_write_~#midi_byte~0#1.offset);havoc snd_uart16550_output_write_~#midi_byte~0#1.base, snd_uart16550_output_write_~#midi_byte~0#1.offset; [2025-03-08 19:19:30,526 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4502: havoc snd_rawmidi_transmit_peek_#t~nondet461#1; [2025-03-08 19:19:30,526 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4498: havoc snd_rawmidi_transmit_ack_#t~nondet460#1; [2025-03-08 19:19:30,526 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4494: havoc snd_rawmidi_transmit_#t~nondet459#1; [2025-03-08 19:19:30,658 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4487: havoc #t~nondet458; [2025-03-08 19:19:30,676 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4456: havoc #t~nondet451; [2025-03-08 19:19:30,829 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4428: havoc del_timer_#t~nondet447#1; [2025-03-08 19:19:30,916 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4467: havoc #t~nondet453; [2025-03-08 19:19:30,919 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2783: havoc dev_get_drvdata_#t~mem44#1.base, dev_get_drvdata_#t~mem44#1.offset; [2025-03-08 19:19:38,150 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4463: havoc request_threaded_irq_#t~nondet452#1; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3675: call ULTIMATE.dealloc(snd_serial_probe_~#card~0#1.base, snd_serial_probe_~#card~0#1.offset);havoc snd_serial_probe_~#card~0#1.base, snd_serial_probe_~#card~0#1.offset;call ULTIMATE.dealloc(snd_serial_probe_~#uart~11#1.base, snd_serial_probe_~#uart~11#1.offset);havoc snd_serial_probe_~#uart~11#1.base, snd_serial_probe_~#uart~11#1.offset; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4403: havoc __platform_driver_register_#t~nondet445#1; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4471: havoc snd_card_new_#t~nondet454#1; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3548: call ULTIMATE.dealloc(snd_uart16550_create_~#ops~0#1.base, snd_uart16550_create_~#ops~0#1.offset);havoc snd_uart16550_create_~#ops~0#1.base, snd_uart16550_create_~#ops~0#1.offset;call ULTIMATE.dealloc(snd_uart16550_create_~#__key~0#1.base, snd_uart16550_create_~#__key~0#1.offset);havoc snd_uart16550_create_~#__key~0#1.base, snd_uart16550_create_~#__key~0#1.offset; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4475: havoc snd_card_register_#t~nondet455#1; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4409: havoc __request_region_#t~ret446#1.base, __request_region_#t~ret446#1.offset; [2025-03-08 19:19:38,151 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3650: call ULTIMATE.dealloc(snd_uart16550_rmidi_~#rrawmidi~0#1.base, snd_uart16550_rmidi_~#rrawmidi~0#1.offset);havoc snd_uart16550_rmidi_~#rrawmidi~0#1.base, snd_uart16550_rmidi_~#rrawmidi~0#1.offset; [2025-03-08 19:19:38,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4479: havoc snd_device_new_#t~nondet456#1; [2025-03-08 19:19:38,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4446: havoc platform_device_register_full_#t~ret450#1.base, platform_device_register_full_#t~ret450#1.offset; [2025-03-08 19:19:38,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4483: havoc snd_rawmidi_new_#t~nondet457#1; [2025-03-08 19:19:38,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2803: call ULTIMATE.dealloc(platform_device_register_resndata_~#pdevinfo~0#1.base, platform_device_register_resndata_~#pdevinfo~0#1.offset);havoc platform_device_register_resndata_~#pdevinfo~0#1.base, platform_device_register_resndata_~#pdevinfo~0#1.offset; [2025-03-08 19:19:38,441 INFO L? ?]: Removed 1015 outVars from TransFormulas that were not future-live. [2025-03-08 19:19:38,441 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:19:38,485 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:19:38,485 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 19:19:38,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:19:38 BoogieIcfgContainer [2025-03-08 19:19:38,486 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:19:38,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:19:38,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:19:38,491 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:19:38,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:19:28" (1/3) ... [2025-03-08 19:19:38,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154e56be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:19:38, skipping insertion in model container [2025-03-08 19:19:38,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:19:29" (2/3) ... [2025-03-08 19:19:38,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154e56be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:19:38, skipping insertion in model container [2025-03-08 19:19:38,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:19:38" (3/3) ... [2025-03-08 19:19:38,493 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2025-03-08 19:19:38,504 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:19:38,509 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i that has 60 procedures, 846 locations, 1 initial locations, 28 loop locations, and 1 error locations. [2025-03-08 19:19:38,569 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:19:38,579 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;@6a278b6d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:19:38,580 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:19:38,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 725 states, 547 states have (on average 1.4095063985374772) internal successors, (771), 575 states have internal predecessors, (771), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2025-03-08 19:19:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2025-03-08 19:19:38,603 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:19:38,603 INFO L218 NwaCegarLoop]: trace histogram [2, 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] [2025-03-08 19:19:38,604 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:19:38,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:19:38,607 INFO L85 PathProgramCache]: Analyzing trace with hash -838852317, now seen corresponding path program 1 times [2025-03-08 19:19:38,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:19:38,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317552629] [2025-03-08 19:19:38,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:19:38,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:19:46,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-08 19:19:46,939 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-08 19:19:46,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:19:46,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:19:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-08 19:19:47,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:19:47,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317552629] [2025-03-08 19:19:47,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317552629] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:19:47,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:19:47,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:19:47,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164432587] [2025-03-08 19:19:47,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:19:47,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:19:47,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:19:47,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:19:47,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:19:47,552 INFO L87 Difference]: Start difference. First operand has 725 states, 547 states have (on average 1.4095063985374772) internal successors, (771), 575 states have internal predecessors, (771), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-08 19:19:48,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:19:48,139 INFO L93 Difference]: Finished difference Result 1944 states and 2843 transitions. [2025-03-08 19:19:48,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:19:48,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2025-03-08 19:19:48,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:19:48,164 INFO L225 Difference]: With dead ends: 1944 [2025-03-08 19:19:48,165 INFO L226 Difference]: Without dead ends: 1185 [2025-03-08 19:19:48,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:19:48,176 INFO L435 NwaCegarLoop]: 1113 mSDtfsCounter, 721 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 721 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:19:48,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [721 Valid, 2118 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:19:48,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2025-03-08 19:19:48,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1184. [2025-03-08 19:19:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 900 states have (on average 1.3877777777777778) internal successors, (1249), 934 states have internal predecessors, (1249), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2025-03-08 19:19:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1704 transitions. [2025-03-08 19:19:48,286 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1704 transitions. Word has length 35 [2025-03-08 19:19:48,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:19:48,286 INFO L471 AbstractCegarLoop]: Abstraction has 1184 states and 1704 transitions. [2025-03-08 19:19:48,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-08 19:19:48,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1704 transitions. [2025-03-08 19:19:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-03-08 19:19:48,297 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:19:48,298 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2025-03-08 19:19:48,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 19:19:48,299 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:19:48,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:19:48,300 INFO L85 PathProgramCache]: Analyzing trace with hash -46933046, now seen corresponding path program 1 times [2025-03-08 19:19:48,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:19:48,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278503] [2025-03-08 19:19:48,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:19:48,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:19:56,075 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-08 19:19:56,198 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-08 19:19:56,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:19:56,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:19:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-03-08 19:19:56,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:19:56,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278503] [2025-03-08 19:19:56,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278503] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:19:56,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:19:56,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:19:56,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720166995] [2025-03-08 19:19:56,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:19:56,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:19:56,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:19:56,597 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:19:56,597 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:19:56,597 INFO L87 Difference]: Start difference. First operand 1184 states and 1704 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-08 19:19:56,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:19:56,883 INFO L93 Difference]: Finished difference Result 2365 states and 3405 transitions. [2025-03-08 19:19:56,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:19:56,884 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 58 [2025-03-08 19:19:56,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:19:56,896 INFO L225 Difference]: With dead ends: 2365 [2025-03-08 19:19:56,897 INFO L226 Difference]: Without dead ends: 1184 [2025-03-08 19:19:56,901 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:19:56,902 INFO L435 NwaCegarLoop]: 998 mSDtfsCounter, 1011 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:19:56,902 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 998 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 19:19:56,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2025-03-08 19:19:56,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 1184. [2025-03-08 19:19:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 900 states have (on average 1.3855555555555557) internal successors, (1247), 934 states have internal predecessors, (1247), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2025-03-08 19:19:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1702 transitions. [2025-03-08 19:19:56,957 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1702 transitions. Word has length 58 [2025-03-08 19:19:56,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:19:56,957 INFO L471 AbstractCegarLoop]: Abstraction has 1184 states and 1702 transitions. [2025-03-08 19:19:56,957 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-08 19:19:56,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1702 transitions. [2025-03-08 19:19:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-03-08 19:19:56,963 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:19:56,964 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 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] [2025-03-08 19:19:56,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:19:56,964 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:19:56,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:19:56,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1522953477, now seen corresponding path program 1 times [2025-03-08 19:19:56,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:19:56,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036540365] [2025-03-08 19:19:56,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:19:56,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:20:04,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-08 19:20:04,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-08 19:20:04,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:20:04,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:20:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-08 19:20:04,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:20:04,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036540365] [2025-03-08 19:20:04,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036540365] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:20:04,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:20:04,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:20:04,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034723002] [2025-03-08 19:20:04,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:20:04,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:20:04,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:20:04,906 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:20:04,906 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:20:04,906 INFO L87 Difference]: Start difference. First operand 1184 states and 1702 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-08 19:20:05,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:20:05,246 INFO L93 Difference]: Finished difference Result 1188 states and 1706 transitions. [2025-03-08 19:20:05,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:20:05,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 72 [2025-03-08 19:20:05,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:20:05,255 INFO L225 Difference]: With dead ends: 1188 [2025-03-08 19:20:05,255 INFO L226 Difference]: Without dead ends: 1185 [2025-03-08 19:20:05,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:20:05,256 INFO L435 NwaCegarLoop]: 998 mSDtfsCounter, 0 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:20:05,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1990 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 19:20:05,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2025-03-08 19:20:05,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1185. [2025-03-08 19:20:05,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1185 states, 901 states have (on average 1.3851276359600444) internal successors, (1248), 935 states have internal predecessors, (1248), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2025-03-08 19:20:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1703 transitions. [2025-03-08 19:20:05,303 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1703 transitions. Word has length 72 [2025-03-08 19:20:05,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:20:05,305 INFO L471 AbstractCegarLoop]: Abstraction has 1185 states and 1703 transitions. [2025-03-08 19:20:05,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-08 19:20:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1703 transitions. [2025-03-08 19:20:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2025-03-08 19:20:05,311 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:20:05,311 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 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] [2025-03-08 19:20:05,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:20:05,311 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:20:05,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:20:05,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1009429243, now seen corresponding path program 1 times [2025-03-08 19:20:05,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:20:05,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707953537] [2025-03-08 19:20:05,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:20:05,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:20:12,451 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-08 19:20:12,574 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-08 19:20:12,575 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:20:12,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:20:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-08 19:20:13,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:20:13,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707953537] [2025-03-08 19:20:13,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707953537] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:20:13,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:20:13,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 19:20:13,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161603645] [2025-03-08 19:20:13,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:20:13,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 19:20:13,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:20:13,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 19:20:13,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:20:13,326 INFO L87 Difference]: Start difference. First operand 1185 states and 1703 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-08 19:20:13,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:20:13,767 INFO L93 Difference]: Finished difference Result 2368 states and 3399 transitions. [2025-03-08 19:20:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 19:20:13,767 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 74 [2025-03-08 19:20:13,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:20:13,769 INFO L225 Difference]: With dead ends: 2368 [2025-03-08 19:20:13,770 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 19:20:13,775 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:20:13,777 INFO L435 NwaCegarLoop]: 991 mSDtfsCounter, 483 mSDsluCounter, 1461 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:20:13,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [483 Valid, 2452 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 19:20:13,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 19:20:13,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 19:20:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 19:20:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 19:20:13,780 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2025-03-08 19:20:13,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:20:13,781 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 19:20:13,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-08 19:20:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 19:20:13,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 19:20:13,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 19:20:13,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:20:13,786 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-08 19:20:13,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-08 19:20:38,820 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 19:20:38,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 07:20:38 BoogieIcfgContainer [2025-03-08 19:20:38,830 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 19:20:38,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 19:20:38,831 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 19:20:38,831 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 19:20:38,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:19:38" (3/4) ... [2025-03-08 19:20:38,833 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_free [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_do_close [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_add_timer [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#11 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#12 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#10 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#15 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#16 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure reg_timer_2 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#13 [2025-03-08 19:20:38,838 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#14 [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_io_loop [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#19 [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#17 [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#18 [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_del_timer [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_serial_unregister_all [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_output_byte [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_buffer_output [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_receive [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_substreams [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_input_trigger [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_card_free [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-03-08 19:20:38,839 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#1 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#0 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_output_trigger [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure inb [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outb [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#7 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#22 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#6 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#23 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#9 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#20 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_do_open [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#8 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#21 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#3 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#2 [2025-03-08 19:20:38,840 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#5 [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#24 [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#4 [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __snd_printk [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_set_ops [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_write_buffer [2025-03-08 19:20:38,841 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2025-03-08 19:20:38,872 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 219 nodes and edges [2025-03-08 19:20:38,876 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2025-03-08 19:20:38,879 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2025-03-08 19:20:38,881 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-03-08 19:20:38,884 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-08 19:20:38,887 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 19:20:39,080 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 19:20:39,080 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 19:20:39,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 19:20:39,082 INFO L158 Benchmark]: Toolchain (without parser) took 70642.58ms. Allocated memory was 167.8MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 118.2MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 440.4MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,083 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 19:20:39,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.29ms. Allocated memory is still 167.8MB. Free memory was 118.2MB in the beginning and 40.2MB in the end (delta: 77.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.70ms. Allocated memory is still 167.8MB. Free memory was 40.2MB in the beginning and 104.2MB in the end (delta: -63.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,083 INFO L158 Benchmark]: Boogie Preprocessor took 244.58ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 64.1MB in the end (delta: 40.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,084 INFO L158 Benchmark]: IcfgBuilder took 8859.00ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 63.3MB in the beginning and 65.4MB in the end (delta: -2.1MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,084 INFO L158 Benchmark]: TraceAbstraction took 60342.33ms. Allocated memory was 226.5MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 65.4MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 291.7MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,084 INFO L158 Benchmark]: Witness Printer took 249.96ms. Allocated memory is still 2.5GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 19:20:39,085 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.29ms. Allocated memory is still 167.8MB. Free memory was 118.2MB in the beginning and 40.2MB in the end (delta: 77.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.70ms. Allocated memory is still 167.8MB. Free memory was 40.2MB in the beginning and 104.2MB in the end (delta: -63.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.58ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 64.1MB in the end (delta: 40.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * IcfgBuilder took 8859.00ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 63.3MB in the beginning and 65.4MB in the end (delta: -2.1MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. * TraceAbstraction took 60342.33ms. Allocated memory was 226.5MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 65.4MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 291.7MB. Max. memory is 16.1GB. * Witness Printer took 249.96ms. Allocated memory is still 2.5GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2619]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] - GenericResultAtLocation [Line: 2627]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2700]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 60 procedures, 846 locations, 1341 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.2s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2215 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2215 mSDsluCounter, 7558 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3458 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 140 IncrementalHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 4100 mSDtfsCounter, 140 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1185occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 239 NumberOfCodeBlocks, 239 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 339 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 55/55 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3734]: Location Invariant Derived location invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) - InvariantResult [Line: 3636]: Location Invariant Derived location invariant: ((ldv_spin == 0) && (ldv_retval_2 == 0)) RESULT: Ultimate proved your program to be correct! [2025-03-08 19:20:39,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE