./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 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'f10b86998fea4674fa5b7015999108ca74c118dd26b5c956056f2717da247f4b'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.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 f10b86998fea4674fa5b7015999108ca74c118dd26b5c956056f2717da247f4b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:21:25,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:21:25,731 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:21:25,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:21:25,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:21:25,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:21:25,760 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:21:25,761 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:21:25,761 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:21:25,761 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:21:25,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:21:25,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:21:25,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:21:25,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:21:25,762 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:21:25,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:21:25,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:21:25,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:21:25,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:21:25,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:21:25,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:21:25,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:21:25,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:21:25,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:21:25,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:21:25,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:21:25,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:21:25,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:21:25,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:21:25,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:21:25,765 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 -> f10b86998fea4674fa5b7015999108ca74c118dd26b5c956056f2717da247f4b [2024-11-07 13:21:26,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:21:26,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:21:26,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:21:26,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:21:26,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:21:26,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-07 13:21:27,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:21:27,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:21:27,870 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-07 13:21:27,916 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/24962ee60/56aac3a0a82043b09373caad2b585cf7/FLAGe2b44bde4 [2024-11-07 13:21:27,936 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/24962ee60/56aac3a0a82043b09373caad2b585cf7 [2024-11-07 13:21:27,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:21:27,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:21:27,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:21:27,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:21:27,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:21:27,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:21:27" (1/1) ... [2024-11-07 13:21:27,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d7071e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:27, skipping insertion in model container [2024-11-07 13:21:27,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:21:27" (1/1) ... [2024-11-07 13:21:28,052 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:21:29,149 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2024-11-07 13:21:29,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:21:29,292 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:21:29,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2452] [2024-11-07 13:21:29,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2455] [2024-11-07 13:21:29,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2458] [2024-11-07 13:21:29,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2461] [2024-11-07 13:21:29,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2613] [2024-11-07 13:21:29,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2621] [2024-11-07 13:21:29,416 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] [2024-11-07 13:21:29,416 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] [2024-11-07 13:21:29,417 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] [2024-11-07 13:21:29,417 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] [2024-11-07 13:21:29,434 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] [2024-11-07 13:21:29,434 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] [2024-11-07 13:21:29,435 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] [2024-11-07 13:21:29,435 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] [2024-11-07 13:21:29,440 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] [2024-11-07 13:21:29,444 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] [2024-11-07 13:21:29,445 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] [2024-11-07 13:21:29,445 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] [2024-11-07 13:21:29,577 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2024-11-07 13:21:29,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:21:29,800 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:21:29,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29 WrapperNode [2024-11-07 13:21:29,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:21:29,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:21:29,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:21:29,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:21:29,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:29,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,095 INFO L138 Inliner]: procedures = 200, calls = 2141, calls flagged for inlining = 74, calls inlined = 52, statements flattened = 3476 [2024-11-07 13:21:30,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:21:30,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:21:30,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:21:30,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:21:30,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,131 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,278 INFO L175 MemorySlicer]: Split 1031 memory accesses to 17 slices as follows [2, 6, 7, 21, 275, 115, 115, 189, 3, 25, 10, 3, 231, 20, 1, 3, 5]. 27 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [2, 5, 5, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 2, 5]. The 848 writes are split as follows [0, 0, 0, 17, 258, 98, 98, 123, 2, 25, 10, 3, 198, 16, 0, 0, 0]. [2024-11-07 13:21:30,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,476 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:21:30,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:21:30,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:21:30,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:21:30,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (1/1) ... [2024-11-07 13:21:30,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:21:30,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:21:30,561 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) [2024-11-07 13:21:30,564 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 [2024-11-07 13:21:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-07 13:21:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-07 13:21:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-11-07 13:21:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-11-07 13:21:30,585 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-07 13:21:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:21:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:21:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:21:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:21:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:21:30,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:21:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 13:21:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 13:21:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-07 13:21:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-07 13:21:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:21:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:21:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2024-11-07 13:21:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2024-11-07 13:21:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-07 13:21:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-07 13:21:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:21:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:21:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-07 13:21:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-07 13:21:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:21:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:21:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2024-11-07 13:21:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-07 13:21:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:21:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:21:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:21:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:21:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:21:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 13:21:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 13:21:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-07 13:21:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:21:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2024-11-07 13:21:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2024-11-07 13:21:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:21:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-07 13:21:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:21:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-07 13:21:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2024-11-07 13:21:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2024-11-07 13:21:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2024-11-07 13:21:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:21:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:21:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-07 13:21:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:21:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-07 13:21:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:21:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:21:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-07 13:21:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-07 13:21:31,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:21:31,111 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:21:31,147 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:21:51,933 INFO L? ?]: Removed 669 outVars from TransFormulas that were not future-live. [2024-11-07 13:21:51,933 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:21:51,972 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:21:51,972 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-07 13:21:51,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:21:51 BoogieIcfgContainer [2024-11-07 13:21:51,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:21:51,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:21:51,976 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:21:51,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:21:51,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:21:27" (1/3) ... [2024-11-07 13:21:51,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b43f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:21:51, skipping insertion in model container [2024-11-07 13:21:51,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:21:29" (2/3) ... [2024-11-07 13:21:51,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b43f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:21:51, skipping insertion in model container [2024-11-07 13:21:51,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:21:51" (3/3) ... [2024-11-07 13:21:51,983 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2024-11-07 13:21:51,997 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:21:51,997 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:21:52,073 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:21:52,085 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;@5d3984dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:21:52,087 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:21:52,097 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) [2024-11-07 13:21:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-07 13:21:52,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:21:52,108 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] [2024-11-07 13:21:52,108 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:21:52,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:21:52,113 INFO L85 PathProgramCache]: Analyzing trace with hash 72293677, now seen corresponding path program 1 times [2024-11-07 13:21:52,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:21:52,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114318603] [2024-11-07 13:21:52,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:21:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:22:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:06,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:22:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 13:22:07,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:22:07,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114318603] [2024-11-07 13:22:07,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114318603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:22:07,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:22:07,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 13:22:07,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673407207] [2024-11-07 13:22:07,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:22:07,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:22:07,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:22:07,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:22:07,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 13:22:07,041 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) [2024-11-07 13:22:11,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:22:12,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:22:12,062 INFO L93 Difference]: Finished difference Result 2519 states and 3827 transitions. [2024-11-07 13:22:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:22:12,065 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 [2024-11-07 13:22:12,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:22:12,091 INFO L225 Difference]: With dead ends: 2519 [2024-11-07 13:22:12,091 INFO L226 Difference]: Without dead ends: 1641 [2024-11-07 13:22:12,103 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 [2024-11-07 13:22:12,107 INFO L432 NwaCegarLoop]: 2189 mSDtfsCounter, 1255 mSDsluCounter, 1203 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.8s IncrementalHoareTripleChecker+Time [2024-11-07 13:22:12,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 3392 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-07 13:22:12,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2024-11-07 13:22:12,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 1637. [2024-11-07 13:22:12,261 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) [2024-11-07 13:22:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 2449 transitions. [2024-11-07 13:22:12,283 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 2449 transitions. Word has length 21 [2024-11-07 13:22:12,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:22:12,285 INFO L471 AbstractCegarLoop]: Abstraction has 1637 states and 2449 transitions. [2024-11-07 13:22:12,286 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) [2024-11-07 13:22:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2449 transitions. [2024-11-07 13:22:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-07 13:22:12,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:22:12,289 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] [2024-11-07 13:22:12,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:22:12,289 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:22:12,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:22:12,291 INFO L85 PathProgramCache]: Analyzing trace with hash 395179327, now seen corresponding path program 1 times [2024-11-07 13:22:12,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:22:12,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856604425] [2024-11-07 13:22:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:22:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:22:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:26,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:22:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 13:22:26,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:22:26,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856604425] [2024-11-07 13:22:26,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856604425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:22:26,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:22:26,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 13:22:26,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985826833] [2024-11-07 13:22:26,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:22:26,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:22:26,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:22:26,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:22:26,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 13:22:26,458 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) [2024-11-07 13:22:27,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:22:27,562 INFO L93 Difference]: Finished difference Result 4644 states and 6941 transitions. [2024-11-07 13:22:27,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:22:27,562 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 [2024-11-07 13:22:27,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:22:27,589 INFO L225 Difference]: With dead ends: 4644 [2024-11-07 13:22:27,589 INFO L226 Difference]: Without dead ends: 3010 [2024-11-07 13:22:27,599 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 13:22:27,600 INFO L432 NwaCegarLoop]: 1317 mSDtfsCounter, 1072 mSDsluCounter, 1212 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:22:27,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 2529 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-07 13:22:27,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2024-11-07 13:22:27,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 2993. [2024-11-07 13:22:27,740 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) [2024-11-07 13:22:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2993 states and 4475 transitions. [2024-11-07 13:22:27,764 INFO L78 Accepts]: Start accepts. Automaton has 2993 states and 4475 transitions. Word has length 24 [2024-11-07 13:22:27,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:22:27,764 INFO L471 AbstractCegarLoop]: Abstraction has 2993 states and 4475 transitions. [2024-11-07 13:22:27,764 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) [2024-11-07 13:22:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 4475 transitions. [2024-11-07 13:22:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-07 13:22:27,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:22:27,768 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] [2024-11-07 13:22:27,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:22:27,769 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:22:27,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:22:27,769 INFO L85 PathProgramCache]: Analyzing trace with hash -266744037, now seen corresponding path program 1 times [2024-11-07 13:22:27,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:22:27,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862592532] [2024-11-07 13:22:27,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:22:27,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:22:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:40,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:22:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:22:40,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 13:22:40,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:22:40,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862592532] [2024-11-07 13:22:40,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862592532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:22:40,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:22:40,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 13:22:40,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239824306] [2024-11-07 13:22:40,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:22:40,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 13:22:40,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:22:40,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 13:22:40,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 13:22:40,749 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) [2024-11-07 13:22:44,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:22:50,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:22:50,885 INFO L93 Difference]: Finished difference Result 3003 states and 4496 transitions. [2024-11-07 13:22:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 13:22:50,886 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 [2024-11-07 13:22:50,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:22:50,909 INFO L225 Difference]: With dead ends: 3003 [2024-11-07 13:22:50,909 INFO L226 Difference]: Without dead ends: 3000 [2024-11-07 13:22:50,911 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:22:50,914 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 [2024-11-07 13:22:50,915 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] [2024-11-07 13:22:50,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2024-11-07 13:22:51,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 2992. [2024-11-07 13:22:51,040 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) [2024-11-07 13:22:51,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 4473 transitions. [2024-11-07 13:22:51,056 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 4473 transitions. Word has length 25 [2024-11-07 13:22:51,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:22:51,057 INFO L471 AbstractCegarLoop]: Abstraction has 2992 states and 4473 transitions. [2024-11-07 13:22:51,057 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) [2024-11-07 13:22:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 4473 transitions. [2024-11-07 13:22:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-07 13:22:51,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:22:51,058 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] [2024-11-07 13:22:51,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 13:22:51,059 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:22:51,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:22:51,060 INFO L85 PathProgramCache]: Analyzing trace with hash 320670356, now seen corresponding path program 1 times [2024-11-07 13:22:51,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:22:51,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402823116] [2024-11-07 13:22:51,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:22:51,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms