./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f10b86998fea4674fa5b7015999108ca74c118dd26b5c956056f2717da247f4b --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 04:38:39,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:38:39,412 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 04:38:39,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:38:39,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:38:39,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:38:39,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:38:39,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:38:39,434 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 04:38:39,434 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 04:38:39,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:38:39,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:38:39,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 04:38:39,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 04:38:39,436 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 04:38:39,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:38:39,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:38:39,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:38:39,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:38:39,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:38:39,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:38:39,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:38:39,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:38:39,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:38:39,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:38:39,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:38:39,445 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:38:39,445 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:38:39,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:38:39,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:38:39,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:38:39,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:38:39,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:38:39,446 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 04:38:39,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:38:39,447 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:38:39,447 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 04:38:39,448 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 04:38:39,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:38:39,448 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f10b86998fea4674fa5b7015999108ca74c118dd26b5c956056f2717da247f4b [2024-11-09 04:38:39,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:38:39,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:38:39,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:38:39,702 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:38:39,703 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:38:39,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-09 04:38:40,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:38:41,254 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:38:41,254 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-09 04:38:41,287 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f84d00b2/0410082bfbe144af9871a99d18910c0c/FLAGd6e548fcf [2024-11-09 04:38:41,477 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f84d00b2/0410082bfbe144af9871a99d18910c0c [2024-11-09 04:38:41,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:38:41,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:38:41,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:38:41,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:38:41,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:38:41,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:38:41" (1/1) ... [2024-11-09 04:38:41,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2fdbbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:41, skipping insertion in model container [2024-11-09 04:38:41,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:38:41" (1/1) ... [2024-11-09 04:38:41,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:38:42,470 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2024-11-09 04:38:42,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:38:42,637 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:38:42,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2452] [2024-11-09 04:38:42,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2455] [2024-11-09 04:38:42,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2458] [2024-11-09 04:38:42,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2461] [2024-11-09 04:38:42,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2613] [2024-11-09 04:38:42,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2621] [2024-11-09 04:38:42,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [2899-2900] [2024-11-09 04:38:42,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [2904-2905] [2024-11-09 04:38:42,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [2909-2910] [2024-11-09 04:38:42,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [2914-2915] [2024-11-09 04:38:42,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [3218-3219] [2024-11-09 04:38:42,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [3223-3224] [2024-11-09 04:38:42,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [3228-3229] [2024-11-09 04:38:42,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [3233-3234] [2024-11-09 04:38:42,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___15->state): : "memory", "cc"); [3313-3314] [2024-11-09 04:38:42,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___16->state): : "memory", "cc"); [3318-3319] [2024-11-09 04:38:42,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___17->state): : "memory", "cc"); [3323-3324] [2024-11-09 04:38:42,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___18->state): : "memory", "cc"); [3328-3329] [2024-11-09 04:38:42,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2024-11-09 04:38:42,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:38:43,023 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:38:43,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43 WrapperNode [2024-11-09 04:38:43,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:38:43,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:38:43,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:38:43,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:38:43,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,195 INFO L138 Inliner]: procedures = 200, calls = 2141, calls flagged for inlining = 74, calls inlined = 52, statements flattened = 3476 [2024-11-09 04:38:43,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:38:43,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:38:43,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:38:43,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:38:43,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,220 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,313 INFO L175 MemorySlicer]: Split 1031 memory accesses to 17 slices as follows [6, 2, 7, 231, 21, 275, 115, 115, 25, 3, 189, 3, 20, 3, 1, 10, 5]. 27 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [5, 2, 5, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 2, 0, 0, 5]. The 848 writes are split as follows [0, 0, 0, 198, 17, 258, 98, 98, 25, 2, 123, 3, 16, 0, 0, 10, 0]. [2024-11-09 04:38:43,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:38:43,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:38:43,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:38:43,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:38:43,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (1/1) ... [2024-11-09 04:38:43,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:38:43,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 04:38:43,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 04:38:43,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 04:38:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 04:38:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 04:38:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-11-09 04:38:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-11-09 04:38:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-09 04:38:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-09 04:38:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 04:38:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 04:38:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 04:38:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 04:38:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 04:38:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 04:38:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 04:38:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-09 04:38:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-09 04:38:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:38:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2024-11-09 04:38:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-09 04:38:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 04:38:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 04:38:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:38:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2024-11-09 04:38:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 04:38:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2024-11-09 04:38:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2024-11-09 04:38:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-09 04:38:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-09 04:38:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 04:38:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-09 04:38:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2024-11-09 04:38:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2024-11-09 04:38:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 04:38:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-09 04:38:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-09 04:38:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-09 04:38:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-09 04:38:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-09 04:38:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 04:38:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 04:38:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 04:38:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 04:38:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 04:38:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2024-11-09 04:38:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2024-11-09 04:38:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 04:38:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-09 04:38:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-09 04:38:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-09 04:38:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2024-11-09 04:38:43,552 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2024-11-09 04:38:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2024-11-09 04:38:43,552 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2024-11-09 04:38:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2024-11-09 04:38:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2024-11-09 04:38:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-09 04:38:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-09 04:38:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 04:38:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 04:38:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-09 04:38:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-09 04:38:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:38:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:38:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 04:38:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 04:38:43,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:38:43,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:38:43,965 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 04:39:03,654 INFO L? ?]: Removed 669 outVars from TransFormulas that were not future-live. [2024-11-09 04:39:03,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:39:03,685 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:39:03,687 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 04:39:03,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:39:03 BoogieIcfgContainer [2024-11-09 04:39:03,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:39:03,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:39:03,689 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:39:03,692 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:39:03,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:38:41" (1/3) ... [2024-11-09 04:39:03,694 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c80b1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:39:03, skipping insertion in model container [2024-11-09 04:39:03,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:43" (2/3) ... [2024-11-09 04:39:03,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c80b1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:39:03, skipping insertion in model container [2024-11-09 04:39:03,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:39:03" (3/3) ... [2024-11-09 04:39:03,696 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-09 04:39:03,708 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:39:03,709 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:39:03,786 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:39:03,793 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;@799d6b0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:39:03,794 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:39:03,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 867 states, 647 states have (on average 1.4497681607418855) internal successors, (938), 664 states have internal predecessors, (938), 184 states have call successors, (184), 35 states have call predecessors, (184), 34 states have return successors, (180), 180 states have call predecessors, (180), 180 states have call successors, (180) [2024-11-09 04:39:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:39:03,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:39:03,813 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:39:03,814 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:39:03,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:39:03,819 INFO L85 PathProgramCache]: Analyzing trace with hash 72293677, now seen corresponding path program 1 times [2024-11-09 04:39:03,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:39:03,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321604741] [2024-11-09 04:39:03,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:39:03,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:39:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:18,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 04:39:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:39:18,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:39:18,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321604741] [2024-11-09 04:39:18,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321604741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:39:18,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:39:18,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:39:18,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786213082] [2024-11-09 04:39:18,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:39:18,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:39:18,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:39:18,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:39:18,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:39:18,171 INFO L87 Difference]: Start difference. First operand has 867 states, 647 states have (on average 1.4497681607418855) internal successors, (938), 664 states have internal predecessors, (938), 184 states have call successors, (184), 35 states have call predecessors, (184), 34 states have return successors, (180), 180 states have call predecessors, (180), 180 states have call successors, (180) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:39:22,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:39:23,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:39:23,243 INFO L93 Difference]: Finished difference Result 2519 states and 3827 transitions. [2024-11-09 04:39:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:39:23,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2024-11-09 04:39:23,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:39:23,279 INFO L225 Difference]: With dead ends: 2519 [2024-11-09 04:39:23,279 INFO L226 Difference]: Without dead ends: 1641 [2024-11-09 04:39:23,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:39:23,295 INFO L432 NwaCegarLoop]: 2189 mSDtfsCounter, 1255 mSDsluCounter, 1203 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 3392 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:39:23,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 3392 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-09 04:39:23,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2024-11-09 04:39:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 1637. [2024-11-09 04:39:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1637 states, 1229 states have (on average 1.4418226200162734) internal successors, (1772), 1247 states have internal predecessors, (1772), 341 states have call successors, (341), 67 states have call predecessors, (341), 66 states have return successors, (336), 336 states have call predecessors, (336), 336 states have call successors, (336) [2024-11-09 04:39:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 2449 transitions. [2024-11-09 04:39:23,465 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 2449 transitions. Word has length 21 [2024-11-09 04:39:23,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:39:23,465 INFO L471 AbstractCegarLoop]: Abstraction has 1637 states and 2449 transitions. [2024-11-09 04:39:23,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:39:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2449 transitions. [2024-11-09 04:39:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:39:23,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:39:23,468 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:39:23,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:39:23,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:39:23,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:39:23,470 INFO L85 PathProgramCache]: Analyzing trace with hash 395179327, now seen corresponding path program 1 times [2024-11-09 04:39:23,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:39:23,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522822904] [2024-11-09 04:39:23,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:39:23,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:39:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:37,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 04:39:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:39:37,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:39:37,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522822904] [2024-11-09 04:39:37,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522822904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:39:37,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:39:37,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:39:37,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069882386] [2024-11-09 04:39:37,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:39:37,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:39:37,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:39:37,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:39:37,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:39:37,321 INFO L87 Difference]: Start difference. First operand 1637 states and 2449 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:39:38,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:39:38,225 INFO L93 Difference]: Finished difference Result 4644 states and 6941 transitions. [2024-11-09 04:39:38,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:39:38,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2024-11-09 04:39:38,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:39:38,244 INFO L225 Difference]: With dead ends: 4644 [2024-11-09 04:39:38,244 INFO L226 Difference]: Without dead ends: 3010 [2024-11-09 04:39:38,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:39:38,253 INFO L432 NwaCegarLoop]: 1317 mSDtfsCounter, 1072 mSDsluCounter, 1212 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2529 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:39:38,253 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 2529 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:39:38,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2024-11-09 04:39:38,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 2993. [2024-11-09 04:39:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2993 states, 2228 states have (on average 1.4299820466786355) internal successors, (3186), 2260 states have internal predecessors, (3186), 647 states have call successors, (647), 118 states have call predecessors, (647), 117 states have return successors, (642), 642 states have call predecessors, (642), 642 states have call successors, (642) [2024-11-09 04:39:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2993 states and 4475 transitions. [2024-11-09 04:39:38,402 INFO L78 Accepts]: Start accepts. Automaton has 2993 states and 4475 transitions. Word has length 24 [2024-11-09 04:39:38,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:39:38,403 INFO L471 AbstractCegarLoop]: Abstraction has 2993 states and 4475 transitions. [2024-11-09 04:39:38,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:39:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 4475 transitions. [2024-11-09 04:39:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 04:39:38,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:39:38,405 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:39:38,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:39:38,405 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:39:38,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:39:38,408 INFO L85 PathProgramCache]: Analyzing trace with hash -266744037, now seen corresponding path program 1 times [2024-11-09 04:39:38,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:39:38,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317908142] [2024-11-09 04:39:38,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:39:38,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:39:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:51,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 04:39:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:39:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:39:51,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:39:51,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317908142] [2024-11-09 04:39:51,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317908142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:39:51,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:39:51,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:39:51,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338020798] [2024-11-09 04:39:51,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:39:51,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:39:51,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:39:51,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:39:51,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:39:51,693 INFO L87 Difference]: Start difference. First operand 2993 states and 4475 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:39:55,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:40:01,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:40:01,807 INFO L93 Difference]: Finished difference Result 3003 states and 4496 transitions. [2024-11-09 04:40:01,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:40:01,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-09 04:40:01,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:40:01,825 INFO L225 Difference]: With dead ends: 3003 [2024-11-09 04:40:01,825 INFO L226 Difference]: Without dead ends: 3000 [2024-11-09 04:40:01,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:40:01,830 INFO L432 NwaCegarLoop]: 1135 mSDtfsCounter, 1201 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 222 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 1926 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:40:01,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1339 Valid, 1926 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 327 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2024-11-09 04:40:01,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2024-11-09 04:40:01,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 2992. [2024-11-09 04:40:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2992 states, 2228 states have (on average 1.4295332136445242) internal successors, (3185), 2259 states have internal predecessors, (3185), 646 states have call successors, (646), 118 states have call predecessors, (646), 117 states have return successors, (642), 642 states have call predecessors, (642), 642 states have call successors, (642) [2024-11-09 04:40:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 4473 transitions. [2024-11-09 04:40:01,943 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 4473 transitions. Word has length 25 [2024-11-09 04:40:01,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:40:01,943 INFO L471 AbstractCegarLoop]: Abstraction has 2992 states and 4473 transitions. [2024-11-09 04:40:01,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:40:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 4473 transitions. [2024-11-09 04:40:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 04:40:01,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:40:01,946 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:40:01,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:40:01,946 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:40:01,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:40:01,947 INFO L85 PathProgramCache]: Analyzing trace with hash 320670356, now seen corresponding path program 1 times [2024-11-09 04:40:01,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:40:01,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808487628] [2024-11-09 04:40:01,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:40:01,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms