./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 c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 06:31:48,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 06:31:48,220 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 06:31:48,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 06:31:48,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 06:31:48,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 06:31:48,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 06:31:48,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 06:31:48,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 06:31:48,240 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 06:31:48,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 06:31:48,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 06:31:48,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 06:31:48,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 06:31:48,242 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 06:31:48,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 06:31:48,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 06:31:48,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 06:31:48,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 06:31:48,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 06:31:48,243 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 06:31:48,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:31:48,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 06:31:48,244 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2025-02-06 06:31:48,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 06:31:48,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 06:31:48,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 06:31:48,488 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 06:31:48,488 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 06:31:48,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2025-02-06 06:31:49,642 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/24a4cd795/3e7a5efe138248eabf4992ffaa975b7d/FLAGb22056a07 [2025-02-06 06:31:50,066 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 06:31:50,067 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2025-02-06 06:31:50,096 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/24a4cd795/3e7a5efe138248eabf4992ffaa975b7d/FLAGb22056a07 [2025-02-06 06:31:50,113 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/24a4cd795/3e7a5efe138248eabf4992ffaa975b7d [2025-02-06 06:31:50,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 06:31:50,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 06:31:50,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 06:31:50,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 06:31:50,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 06:31:50,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:31:50" (1/1) ... [2025-02-06 06:31:50,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6992082f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:50, skipping insertion in model container [2025-02-06 06:31:50,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:31:50" (1/1) ... [2025-02-06 06:31:50,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 06:31:50,412 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2025-02-06 06:31:50,412 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] [2025-02-06 06:31:50,526 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-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] [2025-02-06 06:31:50,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:31:50,836 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 06:31:50,883 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2025-02-06 06:31:50,883 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] [2025-02-06 06:31:50,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2025-02-06 06:31:50,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2025-02-06 06:31:50,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-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] [2025-02-06 06:31:51,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:31:51,064 INFO L204 MainTranslator]: Completed translation [2025-02-06 06:31:51,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51 WrapperNode [2025-02-06 06:31:51,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 06:31:51,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 06:31:51,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 06:31:51,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 06:31:51,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,158 INFO L138 Inliner]: procedures = 142, calls = 1053, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2187 [2025-02-06 06:31:51,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 06:31:51,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 06:31:51,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 06:31:51,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 06:31:51,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,188 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,274 INFO L175 MemorySlicer]: Split 753 memory accesses to 25 slices as follows [6, 34, 34, 34, 34, 34, 34, 34, 39, 40, 36, 34, 34, 9, 8, 7, 3, 16, 24, 2, 6, 6, 8, 8, 229]. 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, 32, 0, 8, 0, 0, 16, 0, 2, 0, 0, 0, 0, 7]. The 474 writes are split as follows [0, 33, 33, 33, 33, 33, 33, 33, 35, 36, 33, 33, 1, 9, 0, 1, 3, 0, 24, 0, 0, 1, 0, 0, 67]. [2025-02-06 06:31:51,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,365 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 06:31:51,408 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 06:31:51,409 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 06:31:51,409 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 06:31:51,409 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (1/1) ... [2025-02-06 06:31:51,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:31:51,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:31:51,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 06:31:51,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 06:31:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2025-02-06 06:31:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2025-02-06 06:31:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2025-02-06 06:31:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2025-02-06 06:31:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2025-02-06 06:31:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-02-06 06:31:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-02-06 06:31:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2025-02-06 06:31:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2025-02-06 06:31:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2025-02-06 06:31:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 06:31:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 06:31:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 06:31:51,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2025-02-06 06:31:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 06:31:51,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 06:31:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 06:31:51,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2025-02-06 06:31:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2025-02-06 06:31:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-02-06 06:31:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-02-06 06:31:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 06:31:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 06:31:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2025-02-06 06:31:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2025-02-06 06:31:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2025-02-06 06:31:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-02-06 06:31:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-02-06 06:31:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2025-02-06 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2025-02-06 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-02-06 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-02-06 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 06:31:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 06:31:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 06:31:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 06:31:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2025-02-06 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-02-06 06:31:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-02-06 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 06:31:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-02-06 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2025-02-06 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 06:31:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2025-02-06 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2025-02-06 06:31:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2025-02-06 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2025-02-06 06:31:51,477 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 06:31:51,903 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 06:31:51,905 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 06:31:52,159 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3010: call ULTIMATE.dealloc(~#c~0.base, ~#c~0.offset);havoc ~#c~0.base, ~#c~0.offset; [2025-02-06 06:31:52,161 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 06:31:52,347 INFO L1309 $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; [2025-02-06 06:31:52,347 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4502: havoc snd_rawmidi_transmit_peek_#t~nondet461#1; [2025-02-06 06:31:52,347 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4498: havoc snd_rawmidi_transmit_ack_#t~nondet460#1; [2025-02-06 06:31:52,347 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4494: havoc snd_rawmidi_transmit_#t~nondet459#1; [2025-02-06 06:31:52,501 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4487: havoc #t~nondet458; [2025-02-06 06:31:52,518 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4456: havoc #t~nondet451; [2025-02-06 06:31:52,729 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4428: havoc del_timer_#t~nondet447#1; [2025-02-06 06:31:52,789 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4467: havoc #t~nondet453; [2025-02-06 06:31:52,793 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2783: havoc dev_get_drvdata_#t~mem44#1.base, dev_get_drvdata_#t~mem44#1.offset; [2025-02-06 06:32:00,103 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4463: havoc request_threaded_irq_#t~nondet452#1; [2025-02-06 06:32:00,103 INFO L1309 $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; [2025-02-06 06:32:00,103 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4403: havoc __platform_driver_register_#t~nondet445#1; [2025-02-06 06:32:00,103 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4471: havoc snd_card_new_#t~nondet454#1; [2025-02-06 06:32:00,103 INFO L1309 $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; [2025-02-06 06:32:00,104 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4475: havoc snd_card_register_#t~nondet455#1; [2025-02-06 06:32:00,104 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4409: havoc __request_region_#t~ret446#1.base, __request_region_#t~ret446#1.offset; [2025-02-06 06:32:00,104 INFO L1309 $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; [2025-02-06 06:32:00,104 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4479: havoc snd_device_new_#t~nondet456#1; [2025-02-06 06:32:00,104 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4446: havoc platform_device_register_full_#t~ret450#1.base, platform_device_register_full_#t~ret450#1.offset; [2025-02-06 06:32:00,104 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4483: havoc snd_rawmidi_new_#t~nondet457#1; [2025-02-06 06:32:00,104 INFO L1309 $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; [2025-02-06 06:32:00,400 INFO L? ?]: Removed 1014 outVars from TransFormulas that were not future-live. [2025-02-06 06:32:00,401 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 06:32:00,446 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 06:32:00,446 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 06:32:00,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:32:00 BoogieIcfgContainer [2025-02-06 06:32:00,447 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 06:32:00,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 06:32:00,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 06:32:00,452 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 06:32:00,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:31:50" (1/3) ... [2025-02-06 06:32:00,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cfd7c5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:32:00, skipping insertion in model container [2025-02-06 06:32:00,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:31:51" (2/3) ... [2025-02-06 06:32:00,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cfd7c5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:32:00, skipping insertion in model container [2025-02-06 06:32:00,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:32:00" (3/3) ... [2025-02-06 06:32:00,454 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 [2025-02-06 06:32:00,464 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 06:32:00,466 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. [2025-02-06 06:32:00,525 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 06:32:00,532 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;@7cc416a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 06:32:00,532 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 06:32:00,538 INFO L276 IsEmpty]: Start isEmpty. Operand has 731 states, 547 states have (on average 1.4095063985374772) internal successors, (771), 581 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) [2025-02-06 06:32:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2025-02-06 06:32:00,550 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:32:00,551 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] [2025-02-06 06:32:00,551 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:32:00,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:32:00,555 INFO L85 PathProgramCache]: Analyzing trace with hash 922898787, now seen corresponding path program 1 times [2025-02-06 06:32:00,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:32:00,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089781547] [2025-02-06 06:32:00,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:32:00,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:32:09,319 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-02-06 06:32:09,738 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-02-06 06:32:09,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:32:09,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:32:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 06:32:10,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:32:10,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089781547] [2025-02-06 06:32:10,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089781547] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:32:10,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:32:10,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:32:10,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935717009] [2025-02-06 06:32:10,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:32:10,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:32:10,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:32:10,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:32:10,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:32:10,405 INFO L87 Difference]: Start difference. First operand has 731 states, 547 states have (on average 1.4095063985374772) internal successors, (771), 581 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) [2025-02-06 06:32:10,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:32:10,940 INFO L93 Difference]: Finished difference Result 1961 states and 2843 transitions. [2025-02-06 06:32:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:32:10,942 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 [2025-02-06 06:32:10,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:32:10,955 INFO L225 Difference]: With dead ends: 1961 [2025-02-06 06:32:10,956 INFO L226 Difference]: Without dead ends: 1120 [2025-02-06 06:32:10,962 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 [2025-02-06 06:32:10,964 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, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 06:32:10,964 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [721 Valid, 2118 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 06:32:10,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1120 states. [2025-02-06 06:32:11,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1120 to 1119. [2025-02-06 06:32:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1119 states, 843 states have (on average 1.3665480427046264) internal successors, (1152), 877 states have internal predecessors, (1152), 220 states have call successors, (220), 56 states have call predecessors, (220), 55 states have return successors, (219), 210 states have call predecessors, (219), 219 states have call successors, (219) [2025-02-06 06:32:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 1119 states and 1591 transitions. [2025-02-06 06:32:11,065 INFO L78 Accepts]: Start accepts. Automaton has 1119 states and 1591 transitions. Word has length 35 [2025-02-06 06:32:11,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:32:11,065 INFO L471 AbstractCegarLoop]: Abstraction has 1119 states and 1591 transitions. [2025-02-06 06:32:11,066 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) [2025-02-06 06:32:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1591 transitions. [2025-02-06 06:32:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-02-06 06:32:11,072 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:32:11,072 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] [2025-02-06 06:32:11,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 06:32:11,072 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:32:11,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:32:11,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1719327690, now seen corresponding path program 1 times [2025-02-06 06:32:11,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:32:11,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416608045] [2025-02-06 06:32:11,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:32:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:32:18,689 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-02-06 06:32:18,802 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-02-06 06:32:18,803 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:32:18,803 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:32:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-02-06 06:32:19,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:32:19,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416608045] [2025-02-06 06:32:19,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416608045] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:32:19,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:32:19,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:32:19,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726208798] [2025-02-06 06:32:19,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:32:19,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:32:19,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:32:19,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:32:19,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:32:19,218 INFO L87 Difference]: Start difference. First operand 1119 states and 1591 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) [2025-02-06 06:32:19,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:32:19,491 INFO L93 Difference]: Finished difference Result 2235 states and 3179 transitions. [2025-02-06 06:32:19,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:32:19,492 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 [2025-02-06 06:32:19,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:32:19,500 INFO L225 Difference]: With dead ends: 2235 [2025-02-06 06:32:19,500 INFO L226 Difference]: Without dead ends: 1119 [2025-02-06 06:32:19,503 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 [2025-02-06 06:32:19,503 INFO L435 NwaCegarLoop]: 942 mSDtfsCounter, 955 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 955 SdHoareTripleChecker+Valid, 942 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 [2025-02-06 06:32:19,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [955 Valid, 942 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 06:32:19,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2025-02-06 06:32:19,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1119. [2025-02-06 06:32:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1119 states, 843 states have (on average 1.3641755634638197) internal successors, (1150), 877 states have internal predecessors, (1150), 220 states have call successors, (220), 56 states have call predecessors, (220), 55 states have return successors, (219), 210 states have call predecessors, (219), 219 states have call successors, (219) [2025-02-06 06:32:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 1119 states and 1589 transitions. [2025-02-06 06:32:19,555 INFO L78 Accepts]: Start accepts. Automaton has 1119 states and 1589 transitions. Word has length 58 [2025-02-06 06:32:19,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:32:19,555 INFO L471 AbstractCegarLoop]: Abstraction has 1119 states and 1589 transitions. [2025-02-06 06:32:19,556 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) [2025-02-06 06:32:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1589 transitions. [2025-02-06 06:32:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-02-06 06:32:19,560 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:32:19,560 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] [2025-02-06 06:32:19,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 06:32:19,560 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:32:19,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:32:19,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1005753083, now seen corresponding path program 1 times [2025-02-06 06:32:19,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:32:19,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674911155] [2025-02-06 06:32:19,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:32:19,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:32:27,949 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-02-06 06:32:28,121 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-02-06 06:32:28,123 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:32:28,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:32:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-02-06 06:32:28,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:32:28,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674911155] [2025-02-06 06:32:28,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674911155] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:32:28,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:32:28,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:32:28,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078839218] [2025-02-06 06:32:28,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:32:28,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:32:28,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:32:28,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:32:28,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:32:28,557 INFO L87 Difference]: Start difference. First operand 1119 states and 1589 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) [2025-02-06 06:32:28,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:32:28,901 INFO L93 Difference]: Finished difference Result 1123 states and 1593 transitions. [2025-02-06 06:32:28,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:32:28,902 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 [2025-02-06 06:32:28,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:32:28,909 INFO L225 Difference]: With dead ends: 1123 [2025-02-06 06:32:28,910 INFO L226 Difference]: Without dead ends: 1120 [2025-02-06 06:32:28,910 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 [2025-02-06 06:32:28,912 INFO L435 NwaCegarLoop]: 942 mSDtfsCounter, 0 mSDsluCounter, 936 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1878 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 [2025-02-06 06:32:28,913 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1878 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 06:32:28,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1120 states. [2025-02-06 06:32:28,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1120 to 1120. [2025-02-06 06:32:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1120 states, 844 states have (on average 1.363744075829384) internal successors, (1151), 878 states have internal predecessors, (1151), 220 states have call successors, (220), 56 states have call predecessors, (220), 55 states have return successors, (219), 210 states have call predecessors, (219), 219 states have call successors, (219) [2025-02-06 06:32:28,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 1120 states and 1590 transitions. [2025-02-06 06:32:28,958 INFO L78 Accepts]: Start accepts. Automaton has 1120 states and 1590 transitions. Word has length 72 [2025-02-06 06:32:28,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:32:28,960 INFO L471 AbstractCegarLoop]: Abstraction has 1120 states and 1590 transitions. [2025-02-06 06:32:28,960 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) [2025-02-06 06:32:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1590 transitions. [2025-02-06 06:32:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2025-02-06 06:32:28,964 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:32:28,964 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, 1, 1] [2025-02-06 06:32:28,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 06:32:28,965 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:32:28,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:32:28,965 INFO L85 PathProgramCache]: Analyzing trace with hash -144943867, now seen corresponding path program 1 times [2025-02-06 06:32:28,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:32:28,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360723771] [2025-02-06 06:32:28,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:32:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:32:36,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-02-06 06:32:36,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-02-06 06:32:36,738 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:32:36,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:32:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-02-06 06:32:37,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:32:37,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360723771] [2025-02-06 06:32:37,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360723771] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:32:37,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:32:37,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 06:32:37,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178422778] [2025-02-06 06:32:37,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:32:37,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 06:32:37,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:32:37,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 06:32:37,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 06:32:37,625 INFO L87 Difference]: Start difference. First operand 1120 states and 1590 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) [2025-02-06 06:32:38,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:32:38,091 INFO L93 Difference]: Finished difference Result 2238 states and 3173 transitions. [2025-02-06 06:32:38,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 06:32:38,092 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 [2025-02-06 06:32:38,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:32:38,093 INFO L225 Difference]: With dead ends: 2238 [2025-02-06 06:32:38,094 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 06:32:38,099 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 [2025-02-06 06:32:38,100 INFO L435 NwaCegarLoop]: 935 mSDtfsCounter, 478 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 2289 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 [2025-02-06 06:32:38,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [478 Valid, 2289 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 06:32:38,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 06:32:38,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 06:32:38,102 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) [2025-02-06 06:32:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 06:32:38,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2025-02-06 06:32:38,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:32:38,103 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 06:32:38,104 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) [2025-02-06 06:32:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 06:32:38,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 06:32:38,106 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 06:32:38,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 06:32:38,109 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-06 06:32:38,111 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 06:33:04,031 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 06:33:04,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 06:33:04 BoogieIcfgContainer [2025-02-06 06:33:04,044 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 06:33:04,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 06:33:04,045 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 06:33:04,045 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 06:33:04,046 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:32:00" (3/4) ... [2025-02-06 06:33:04,047 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 06:33:04,052 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_free [2025-02-06 06:33:04,052 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_do_close [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_add_timer [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#11 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#12 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#10 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#15 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#16 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure reg_timer_2 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#13 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#14 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_io_loop [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#19 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#17 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#18 [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_del_timer [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_serial_unregister_all [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_output_byte [2025-02-06 06:33:04,053 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_buffer_output [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_receive [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_substreams [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_input_trigger [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_card_free [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#1 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#0 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_output_trigger [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure inb [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outb [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#7 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#22 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#6 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#23 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#9 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#20 [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_do_open [2025-02-06 06:33:04,054 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#8 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#21 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#3 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#2 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#5 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#24 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#4 [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __snd_printk [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_set_ops [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure snd_uart16550_write_buffer [2025-02-06 06:33:04,055 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2025-02-06 06:33:04,081 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 219 nodes and edges [2025-02-06 06:33:04,084 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2025-02-06 06:33:04,087 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2025-02-06 06:33:04,090 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-02-06 06:33:04,092 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-06 06:33:04,095 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:33:04,289 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 06:33:04,290 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 06:33:04,290 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 06:33:04,291 INFO L158 Benchmark]: Toolchain (without parser) took 74173.85ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 107.2MB in the beginning and 827.6MB in the end (delta: -720.4MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2025-02-06 06:33:04,291 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 06:33:04,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.42ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 87.2MB in the end (delta: 20.0MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,292 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.15ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 73.2MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,292 INFO L158 Benchmark]: Boogie Preprocessor took 248.61ms. Allocated memory is still 142.6MB. Free memory was 73.2MB in the beginning and 85.9MB in the end (delta: -12.7MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,292 INFO L158 Benchmark]: IcfgBuilder took 9038.59ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 85.9MB in the beginning and 58.1MB in the end (delta: 27.8MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,292 INFO L158 Benchmark]: TraceAbstraction took 63595.72ms. Allocated memory was 201.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 58.1MB in the beginning and 865.3MB in the end (delta: -807.2MB). Peak memory consumption was 883.1MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,292 INFO L158 Benchmark]: Witness Printer took 244.92ms. Allocated memory is still 1.9GB. Free memory was 865.3MB in the beginning and 827.6MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-06 06:33:04,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.42ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 87.2MB in the end (delta: 20.0MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.15ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 73.2MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 248.61ms. Allocated memory is still 142.6MB. Free memory was 73.2MB in the beginning and 85.9MB in the end (delta: -12.7MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * IcfgBuilder took 9038.59ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 85.9MB in the beginning and 58.1MB in the end (delta: 27.8MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. * TraceAbstraction took 63595.72ms. Allocated memory was 201.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 58.1MB in the beginning and 865.3MB in the end (delta: -807.2MB). Peak memory consumption was 883.1MB. Max. memory is 16.1GB. * Witness Printer took 244.92ms. Allocated memory is still 1.9GB. Free memory was 865.3MB in the beginning and 827.6MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. 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, 1 error locations. Started 1 CEGAR loops. OverallTime: 37.6s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2154 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2154 mSDsluCounter, 7227 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3295 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 140 IncrementalHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 3932 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=1120occurred 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: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.4s 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! [2025-02-06 06:33:04,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE