./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 02:39:39,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 02:39:39,938 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-01-10 02:39:39,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 02:39:39,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 02:39:39,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 02:39:39,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 02:39:39,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 02:39:39,958 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 02:39:39,958 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 02:39:39,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-10 02:39:39,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-10 02:39:39,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 02:39:39,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 02:39:39,958 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 02:39:39,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 02:39:39,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-10 02:39:39,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-01-10 02:39:39,960 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 02:39:39,961 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 02:39:39,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:39,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 02:39:39,964 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:39,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-10 02:39:39,965 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-10 02:39:39,965 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 ! overflow) ) 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 -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2025-01-10 02:39:40,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 02:39:40,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 02:39:40,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 02:39:40,251 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 02:39:40,251 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 02:39:40,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2025-01-10 02:39:41,430 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f22b6e8b/99c8cb8944384ba5a130cbdecf3db165/FLAG841822488 [2025-01-10 02:39:41,791 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 02:39:41,792 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2025-01-10 02:39:41,807 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f22b6e8b/99c8cb8944384ba5a130cbdecf3db165/FLAG841822488 [2025-01-10 02:39:41,821 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6f22b6e8b/99c8cb8944384ba5a130cbdecf3db165 [2025-01-10 02:39:41,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 02:39:41,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 02:39:41,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 02:39:41,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 02:39:41,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 02:39:41,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:39:41" (1/1) ... [2025-01-10 02:39:41,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c1901a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:41, skipping insertion in model container [2025-01-10 02:39:41,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:39:41" (1/1) ... [2025-01-10 02:39:41,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 02:39:42,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 02:39:42,145 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 02:39:42,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 02:39:42,270 INFO L204 MainTranslator]: Completed translation [2025-01-10 02:39:42,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42 WrapperNode [2025-01-10 02:39:42,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 02:39:42,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 02:39:42,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 02:39:42,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 02:39:42,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,322 INFO L138 Inliner]: procedures = 76, calls = 162, calls flagged for inlining = 36, calls inlined = 31, statements flattened = 534 [2025-01-10 02:39:42,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 02:39:42,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 02:39:42,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 02:39:42,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 02:39:42,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,342 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,386 INFO L175 MemorySlicer]: Split 54 memory accesses to 7 slices as follows [2, 4, 20, 1, 2, 3, 22]. 41 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4, 0, 0, 0, 0, 0]. The 34 writes are split as follows [0, 0, 12, 0, 0, 0, 22]. [2025-01-10 02:39:42,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,414 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 02:39:42,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 02:39:42,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 02:39:42,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 02:39:42,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (1/1) ... [2025-01-10 02:39:42,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:42,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:42,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-10 02:39:42,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-10 02:39:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2025-01-10 02:39:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2025-01-10 02:39:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 02:39:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-10 02:39:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-10 02:39:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-10 02:39:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-10 02:39:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-10 02:39:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-10 02:39:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 02:39:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-10 02:39:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-10 02:39:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-10 02:39:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-10 02:39:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-10 02:39:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-01-10 02:39:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-10 02:39:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-10 02:39:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2025-01-10 02:39:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 02:39:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2025-01-10 02:39:42,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2025-01-10 02:39:42,517 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 02:39:42,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 02:39:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-01-10 02:39:42,517 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-01-10 02:39:42,673 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 02:39:42,675 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 02:39:45,435 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2025-01-10 02:39:45,435 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 02:39:45,448 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 02:39:45,449 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-10 02:39:45,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:45 BoogieIcfgContainer [2025-01-10 02:39:45,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 02:39:45,454 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-10 02:39:45,454 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-10 02:39:45,463 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-10 02:39:45,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 02:39:41" (1/3) ... [2025-01-10 02:39:45,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6831f723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:39:45, skipping insertion in model container [2025-01-10 02:39:45,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:42" (2/3) ... [2025-01-10 02:39:45,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6831f723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:39:45, skipping insertion in model container [2025-01-10 02:39:45,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:45" (3/3) ... [2025-01-10 02:39:45,465 INFO L128 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2025-01-10 02:39:45,486 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-10 02:39:45,491 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i that has 14 procedures, 204 locations, 1 initial locations, 2 loop locations, and 12 error locations. [2025-01-10 02:39:45,533 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-10 02:39:45,540 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;@4b2baa86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-10 02:39:45,541 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2025-01-10 02:39:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 204 states, 143 states have (on average 1.3076923076923077) internal successors, (187), 158 states have internal predecessors, (187), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2025-01-10 02:39:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-01-10 02:39:45,551 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:45,551 INFO L218 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] [2025-01-10 02:39:45,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:45,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:45,559 INFO L85 PathProgramCache]: Analyzing trace with hash 331229121, now seen corresponding path program 1 times [2025-01-10 02:39:45,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:45,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053007587] [2025-01-10 02:39:45,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:45,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-01-10 02:39:45,793 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-01-10 02:39:45,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:45,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 02:39:45,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:45,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053007587] [2025-01-10 02:39:45,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053007587] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:45,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:45,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 02:39:45,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427788726] [2025-01-10 02:39:45,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:45,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:45,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:46,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:46,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:46,014 INFO L87 Difference]: Start difference. First operand has 204 states, 143 states have (on average 1.3076923076923077) internal successors, (187), 158 states have internal predecessors, (187), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 02:39:46,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:46,068 INFO L93 Difference]: Finished difference Result 412 states and 532 transitions. [2025-01-10 02:39:46,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:46,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2025-01-10 02:39:46,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:46,115 INFO L225 Difference]: With dead ends: 412 [2025-01-10 02:39:46,117 INFO L226 Difference]: Without dead ends: 198 [2025-01-10 02:39:46,120 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:46,123 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 99 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:46,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 363 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:46,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2025-01-10 02:39:46,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2025-01-10 02:39:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 141 states have (on average 1.2695035460992907) internal successors, (179), 153 states have internal predecessors, (179), 34 states have call successors, (34), 13 states have call predecessors, (34), 13 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-10 02:39:46,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 247 transitions. [2025-01-10 02:39:46,164 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 247 transitions. Word has length 26 [2025-01-10 02:39:46,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:46,165 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 247 transitions. [2025-01-10 02:39:46,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 02:39:46,165 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 247 transitions. [2025-01-10 02:39:46,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-01-10 02:39:46,167 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:46,167 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:46,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-10 02:39:46,168 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:46,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:46,172 INFO L85 PathProgramCache]: Analyzing trace with hash -2007628156, now seen corresponding path program 1 times [2025-01-10 02:39:46,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:46,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977091605] [2025-01-10 02:39:46,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:46,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:46,239 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-01-10 02:39:46,276 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-01-10 02:39:46,276 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:46,276 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 02:39:46,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:46,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977091605] [2025-01-10 02:39:46,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977091605] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:46,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:46,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-10 02:39:46,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846863460] [2025-01-10 02:39:46,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:46,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 02:39:46,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:46,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 02:39:46,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 02:39:46,421 INFO L87 Difference]: Start difference. First operand 198 states and 247 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-01-10 02:39:46,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:46,456 INFO L93 Difference]: Finished difference Result 392 states and 489 transitions. [2025-01-10 02:39:46,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 02:39:46,457 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 68 [2025-01-10 02:39:46,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:46,458 INFO L225 Difference]: With dead ends: 392 [2025-01-10 02:39:46,458 INFO L226 Difference]: Without dead ends: 194 [2025-01-10 02:39:46,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 02:39:46,460 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 0 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:46,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 692 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:46,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-01-10 02:39:46,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2025-01-10 02:39:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 139 states have (on average 1.2589928057553956) internal successors, (175), 151 states have internal predecessors, (175), 32 states have call successors, (32), 13 states have call predecessors, (32), 13 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-01-10 02:39:46,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 239 transitions. [2025-01-10 02:39:46,470 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 239 transitions. Word has length 68 [2025-01-10 02:39:46,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:46,471 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 239 transitions. [2025-01-10 02:39:46,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-01-10 02:39:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 239 transitions. [2025-01-10 02:39:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-01-10 02:39:46,472 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:46,472 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:46,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-10 02:39:46,472 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:46,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:46,473 INFO L85 PathProgramCache]: Analyzing trace with hash -44199950, now seen corresponding path program 1 times [2025-01-10 02:39:46,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:46,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998063769] [2025-01-10 02:39:46,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:46,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:46,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-01-10 02:39:46,582 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-01-10 02:39:46,586 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:46,587 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:46,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:46,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998063769] [2025-01-10 02:39:46,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998063769] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:46,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:46,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 02:39:46,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746005128] [2025-01-10 02:39:46,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:46,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:46,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:46,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:46,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:46,689 INFO L87 Difference]: Start difference. First operand 194 states and 239 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:46,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:46,751 INFO L93 Difference]: Finished difference Result 414 states and 524 transitions. [2025-01-10 02:39:46,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:46,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 73 [2025-01-10 02:39:46,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:46,755 INFO L225 Difference]: With dead ends: 414 [2025-01-10 02:39:46,755 INFO L226 Difference]: Without dead ends: 228 [2025-01-10 02:39:46,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:46,756 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 31 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:46,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 428 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:46,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2025-01-10 02:39:46,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2025-01-10 02:39:46,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 166 states have (on average 1.2710843373493976) internal successors, (211), 178 states have internal predecessors, (211), 39 states have call successors, (39), 13 states have call predecessors, (39), 13 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2025-01-10 02:39:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 289 transitions. [2025-01-10 02:39:46,775 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 289 transitions. Word has length 73 [2025-01-10 02:39:46,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:46,775 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 289 transitions. [2025-01-10 02:39:46,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 289 transitions. [2025-01-10 02:39:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2025-01-10 02:39:46,782 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:46,782 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:46,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-10 02:39:46,782 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:46,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:46,782 INFO L85 PathProgramCache]: Analyzing trace with hash -2017795248, now seen corresponding path program 1 times [2025-01-10 02:39:46,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:46,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478686068] [2025-01-10 02:39:46,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:46,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:46,828 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-01-10 02:39:46,864 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-01-10 02:39:46,864 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:46,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:46,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:46,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478686068] [2025-01-10 02:39:46,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478686068] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:46,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248460371] [2025-01-10 02:39:46,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:46,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:46,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:46,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-10 02:39:47,160 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-01-10 02:39:47,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-01-10 02:39:47,246 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:47,247 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:47,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 02:39:47,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:47,300 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 02:39:47,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248460371] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:47,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 02:39:47,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-01-10 02:39:47,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826678116] [2025-01-10 02:39:47,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:47,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 02:39:47,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:47,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 02:39:47,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-10 02:39:47,304 INFO L87 Difference]: Start difference. First operand 228 states and 289 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:47,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:47,379 INFO L93 Difference]: Finished difference Result 446 states and 571 transitions. [2025-01-10 02:39:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 02:39:47,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 78 [2025-01-10 02:39:47,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:47,382 INFO L225 Difference]: With dead ends: 446 [2025-01-10 02:39:47,383 INFO L226 Difference]: Without dead ends: 226 [2025-01-10 02:39:47,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-10 02:39:47,384 INFO L435 NwaCegarLoop]: 252 mSDtfsCounter, 63 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:47,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 457 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-10 02:39:47,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2025-01-10 02:39:47,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2025-01-10 02:39:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 167 states have (on average 1.251497005988024) internal successors, (209), 176 states have internal predecessors, (209), 39 states have call successors, (39), 13 states have call predecessors, (39), 13 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2025-01-10 02:39:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 287 transitions. [2025-01-10 02:39:47,427 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 287 transitions. Word has length 78 [2025-01-10 02:39:47,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:47,427 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 287 transitions. [2025-01-10 02:39:47,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 287 transitions. [2025-01-10 02:39:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2025-01-10 02:39:47,428 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:47,428 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:47,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-10 02:39:47,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:47,633 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:47,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:47,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1872857051, now seen corresponding path program 1 times [2025-01-10 02:39:47,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:47,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880577258] [2025-01-10 02:39:47,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:47,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:47,693 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-01-10 02:39:47,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-01-10 02:39:47,715 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:47,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:47,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:47,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880577258] [2025-01-10 02:39:47,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880577258] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:47,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715743472] [2025-01-10 02:39:47,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:47,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:47,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:47,843 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:47,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-10 02:39:48,039 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-01-10 02:39:48,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-01-10 02:39:48,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:48,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:48,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 02:39:48,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:48,193 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:48,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:48,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715743472] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:48,277 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:48,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-01-10 02:39:48,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487745320] [2025-01-10 02:39:48,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:48,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-10 02:39:48,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:48,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 02:39:48,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 02:39:48,278 INFO L87 Difference]: Start difference. First operand 226 states and 287 transitions. Second operand has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:48,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:48,417 INFO L93 Difference]: Finished difference Result 266 states and 350 transitions. [2025-01-10 02:39:48,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 02:39:48,417 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 79 [2025-01-10 02:39:48,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:48,419 INFO L225 Difference]: With dead ends: 266 [2025-01-10 02:39:48,419 INFO L226 Difference]: Without dead ends: 263 [2025-01-10 02:39:48,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 02:39:48,420 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 252 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:48,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 467 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-10 02:39:48,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2025-01-10 02:39:48,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 219. [2025-01-10 02:39:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 164 states have (on average 1.2378048780487805) internal successors, (203), 170 states have internal predecessors, (203), 38 states have call successors, (38), 13 states have call predecessors, (38), 13 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2025-01-10 02:39:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 279 transitions. [2025-01-10 02:39:48,432 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 279 transitions. Word has length 79 [2025-01-10 02:39:48,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:48,432 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 279 transitions. [2025-01-10 02:39:48,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-01-10 02:39:48,433 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 279 transitions. [2025-01-10 02:39:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2025-01-10 02:39:48,434 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:48,434 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:48,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-10 02:39:48,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:48,638 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:48,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:48,639 INFO L85 PathProgramCache]: Analyzing trace with hash 759468459, now seen corresponding path program 1 times [2025-01-10 02:39:48,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:48,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397049264] [2025-01-10 02:39:48,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:48,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:48,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-01-10 02:39:48,717 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-01-10 02:39:48,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:48,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:48,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:48,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397049264] [2025-01-10 02:39:48,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397049264] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:48,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:48,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 02:39:48,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823146446] [2025-01-10 02:39:48,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:48,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:48,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:48,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:48,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:48,904 INFO L87 Difference]: Start difference. First operand 219 states and 279 transitions. Second operand has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-01-10 02:39:48,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:48,924 INFO L93 Difference]: Finished difference Result 429 states and 552 transitions. [2025-01-10 02:39:48,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:48,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 80 [2025-01-10 02:39:48,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:48,927 INFO L225 Difference]: With dead ends: 429 [2025-01-10 02:39:48,928 INFO L226 Difference]: Without dead ends: 427 [2025-01-10 02:39:48,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:48,928 INFO L435 NwaCegarLoop]: 234 mSDtfsCounter, 168 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:48,928 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 442 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:48,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2025-01-10 02:39:48,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 425. [2025-01-10 02:39:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 320 states have (on average 1.2375) internal successors, (396), 329 states have internal predecessors, (396), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2025-01-10 02:39:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 550 transitions. [2025-01-10 02:39:48,945 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 550 transitions. Word has length 80 [2025-01-10 02:39:48,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:48,945 INFO L471 AbstractCegarLoop]: Abstraction has 425 states and 550 transitions. [2025-01-10 02:39:48,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-01-10 02:39:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 550 transitions. [2025-01-10 02:39:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2025-01-10 02:39:48,946 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:48,946 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:48,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-10 02:39:48,947 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:48,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:48,947 INFO L85 PathProgramCache]: Analyzing trace with hash 146009652, now seen corresponding path program 1 times [2025-01-10 02:39:48,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:48,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454684872] [2025-01-10 02:39:48,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:48,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:48,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-01-10 02:39:49,004 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-01-10 02:39:49,005 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:49,005 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-10 02:39:49,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:49,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454684872] [2025-01-10 02:39:49,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454684872] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:49,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:49,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 02:39:49,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872668004] [2025-01-10 02:39:49,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:49,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:49,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:49,096 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:49,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:49,096 INFO L87 Difference]: Start difference. First operand 425 states and 550 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2025-01-10 02:39:50,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-10 02:39:50,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:50,303 INFO L93 Difference]: Finished difference Result 634 states and 820 transitions. [2025-01-10 02:39:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:50,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 94 [2025-01-10 02:39:50,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:50,306 INFO L225 Difference]: With dead ends: 634 [2025-01-10 02:39:50,306 INFO L226 Difference]: Without dead ends: 423 [2025-01-10 02:39:50,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:50,307 INFO L435 NwaCegarLoop]: 410 mSDtfsCounter, 197 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:50,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 624 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-01-10 02:39:50,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2025-01-10 02:39:50,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 421. [2025-01-10 02:39:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 318 states have (on average 1.229559748427673) internal successors, (391), 325 states have internal predecessors, (391), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2025-01-10 02:39:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 545 transitions. [2025-01-10 02:39:50,323 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 545 transitions. Word has length 94 [2025-01-10 02:39:50,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:50,323 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 545 transitions. [2025-01-10 02:39:50,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2025-01-10 02:39:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 545 transitions. [2025-01-10 02:39:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-01-10 02:39:50,325 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:50,325 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:50,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-10 02:39:50,325 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:50,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:50,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1147318203, now seen corresponding path program 1 times [2025-01-10 02:39:50,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:50,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635439641] [2025-01-10 02:39:50,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:50,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:50,364 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-01-10 02:39:50,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-01-10 02:39:50,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:50,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2025-01-10 02:39:50,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:50,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635439641] [2025-01-10 02:39:50,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635439641] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:50,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:50,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-10 02:39:50,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330315760] [2025-01-10 02:39:50,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:50,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 02:39:50,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:50,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 02:39:50,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 02:39:50,483 INFO L87 Difference]: Start difference. First operand 421 states and 545 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-10 02:39:50,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:50,511 INFO L93 Difference]: Finished difference Result 834 states and 1081 transitions. [2025-01-10 02:39:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 02:39:50,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 105 [2025-01-10 02:39:50,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:50,514 INFO L225 Difference]: With dead ends: 834 [2025-01-10 02:39:50,514 INFO L226 Difference]: Without dead ends: 421 [2025-01-10 02:39:50,515 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 02:39:50,516 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:50,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 640 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:50,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2025-01-10 02:39:50,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2025-01-10 02:39:50,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 318 states have (on average 1.2232704402515724) internal successors, (389), 323 states have internal predecessors, (389), 75 states have call successors, (75), 26 states have call predecessors, (75), 26 states have return successors, (79), 75 states have call predecessors, (79), 75 states have call successors, (79) [2025-01-10 02:39:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 543 transitions. [2025-01-10 02:39:50,535 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 543 transitions. Word has length 105 [2025-01-10 02:39:50,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:50,535 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 543 transitions. [2025-01-10 02:39:50,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-10 02:39:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 543 transitions. [2025-01-10 02:39:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2025-01-10 02:39:50,537 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:50,537 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:50,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-10 02:39:50,538 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:50,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:50,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1876244678, now seen corresponding path program 1 times [2025-01-10 02:39:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:50,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653915937] [2025-01-10 02:39:50,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:50,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:50,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 109 statements into 1 equivalence classes. [2025-01-10 02:39:50,618 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 109 of 109 statements. [2025-01-10 02:39:50,618 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:50,618 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-01-10 02:39:50,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:50,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653915937] [2025-01-10 02:39:50,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653915937] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:50,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:50,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 02:39:50,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402202309] [2025-01-10 02:39:50,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:50,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:50,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:50,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:50,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:50,684 INFO L87 Difference]: Start difference. First operand 421 states and 543 transitions. Second operand has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-01-10 02:39:50,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:50,714 INFO L93 Difference]: Finished difference Result 842 states and 1093 transitions. [2025-01-10 02:39:50,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:50,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 109 [2025-01-10 02:39:50,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:50,716 INFO L225 Difference]: With dead ends: 842 [2025-01-10 02:39:50,716 INFO L226 Difference]: Without dead ends: 429 [2025-01-10 02:39:50,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:50,718 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 1 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:50,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 424 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:50,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2025-01-10 02:39:50,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 429. [2025-01-10 02:39:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 324 states have (on average 1.2191358024691359) internal successors, (395), 329 states have internal predecessors, (395), 77 states have call successors, (77), 26 states have call predecessors, (77), 26 states have return successors, (81), 77 states have call predecessors, (81), 77 states have call successors, (81) [2025-01-10 02:39:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 553 transitions. [2025-01-10 02:39:50,733 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 553 transitions. Word has length 109 [2025-01-10 02:39:50,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:50,733 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 553 transitions. [2025-01-10 02:39:50,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-01-10 02:39:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 553 transitions. [2025-01-10 02:39:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-01-10 02:39:50,735 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:50,735 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:50,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-10 02:39:50,735 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:50,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:50,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1054945369, now seen corresponding path program 1 times [2025-01-10 02:39:50,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:50,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972510713] [2025-01-10 02:39:50,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:50,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:50,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-01-10 02:39:50,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-01-10 02:39:50,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:50,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2025-01-10 02:39:50,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:50,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972510713] [2025-01-10 02:39:50,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972510713] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:50,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844370332] [2025-01-10 02:39:50,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:50,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:50,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:50,867 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:50,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-10 02:39:51,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-01-10 02:39:51,178 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-01-10 02:39:51,178 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:51,178 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:51,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 02:39:51,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2025-01-10 02:39:51,208 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 02:39:51,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844370332] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:51,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 02:39:51,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-01-10 02:39:51,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789077701] [2025-01-10 02:39:51,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:51,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 02:39:51,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:51,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 02:39:51,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-10 02:39:51,209 INFO L87 Difference]: Start difference. First operand 429 states and 553 transitions. Second operand has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-10 02:39:51,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:51,240 INFO L93 Difference]: Finished difference Result 429 states and 553 transitions. [2025-01-10 02:39:51,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 02:39:51,240 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 124 [2025-01-10 02:39:51,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:51,243 INFO L225 Difference]: With dead ends: 429 [2025-01-10 02:39:51,243 INFO L226 Difference]: Without dead ends: 428 [2025-01-10 02:39:51,243 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-10 02:39:51,244 INFO L435 NwaCegarLoop]: 214 mSDtfsCounter, 1 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 632 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:51,244 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 632 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:51,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2025-01-10 02:39:51,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2025-01-10 02:39:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 324 states have (on average 1.212962962962963) internal successors, (393), 328 states have internal predecessors, (393), 77 states have call successors, (77), 26 states have call predecessors, (77), 26 states have return successors, (81), 77 states have call predecessors, (81), 77 states have call successors, (81) [2025-01-10 02:39:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 551 transitions. [2025-01-10 02:39:51,285 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 551 transitions. Word has length 124 [2025-01-10 02:39:51,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:51,286 INFO L471 AbstractCegarLoop]: Abstraction has 428 states and 551 transitions. [2025-01-10 02:39:51,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-10 02:39:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 551 transitions. [2025-01-10 02:39:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2025-01-10 02:39:51,287 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:51,288 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:51,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-10 02:39:51,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:51,489 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2025-01-10 02:39:51,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:51,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1656431574, now seen corresponding path program 1 times [2025-01-10 02:39:51,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:51,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452502575] [2025-01-10 02:39:51,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:51,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:51,531 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-01-10 02:39:51,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-01-10 02:39:51,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:51,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2025-01-10 02:39:51,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:51,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452502575] [2025-01-10 02:39:51,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452502575] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:51,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060718770] [2025-01-10 02:39:51,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:51,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:51,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:51,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:51,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-10 02:39:51,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-01-10 02:39:52,023 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-01-10 02:39:52,024 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:52,024 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:52,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 02:39:52,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2025-01-10 02:39:52,059 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2025-01-10 02:39:52,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060718770] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:52,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:52,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-01-10 02:39:52,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633568438] [2025-01-10 02:39:52,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:52,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-10 02:39:52,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:52,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 02:39:52,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 02:39:52,155 INFO L87 Difference]: Start difference. First operand 428 states and 551 transitions. Second operand has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2025-01-10 02:39:52,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:52,189 INFO L93 Difference]: Finished difference Result 438 states and 569 transitions. [2025-01-10 02:39:52,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 02:39:52,189 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 125 [2025-01-10 02:39:52,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:52,190 INFO L225 Difference]: With dead ends: 438 [2025-01-10 02:39:52,190 INFO L226 Difference]: Without dead ends: 0 [2025-01-10 02:39:52,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 02:39:52,192 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:52,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:52,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-10 02:39:52,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-10 02:39:52,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 02:39:52,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-10 02:39:52,193 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2025-01-10 02:39:52,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:52,193 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 02:39:52,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.0) internal successors, (84), 7 states have internal predecessors, (84), 6 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2025-01-10 02:39:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-10 02:39:52,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2025-01-10 02:39:52,196 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2025-01-10 02:39:52,197 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2025-01-10 02:39:52,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-10 02:39:52,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-01-10 02:39:52,403 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:52,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-10 02:39:53,192 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-10 02:39:53,199 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,200 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,201 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,202 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,203 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,204 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,204 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,204 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 [2025-01-10 02:39:53,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 02:39:53 BoogieIcfgContainer [2025-01-10 02:39:53,205 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-10 02:39:53,205 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 02:39:53,205 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 02:39:53,205 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 02:39:53,206 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:45" (3/4) ... [2025-01-10 02:39:53,207 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-10 02:39:53,211 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2025-01-10 02:39:53,211 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2025-01-10 02:39:53,211 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2025-01-10 02:39:53,212 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2025-01-10 02:39:53,219 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2025-01-10 02:39:53,219 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2025-01-10 02:39:53,220 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-01-10 02:39:53,220 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-01-10 02:39:53,221 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-10 02:39:53,304 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-10 02:39:53,305 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-10 02:39:53,305 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 02:39:53,305 INFO L158 Benchmark]: Toolchain (without parser) took 11481.48ms. Allocated memory was 167.8MB in the beginning and 469.8MB in the end (delta: 302.0MB). Free memory was 122.2MB in the beginning and 398.0MB in the end (delta: -275.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,305 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.03ms. Allocated memory is still 167.8MB. Free memory was 122.2MB in the beginning and 94.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.69ms. Allocated memory is still 167.8MB. Free memory was 94.0MB in the beginning and 89.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: Boogie Preprocessor took 112.00ms. Allocated memory is still 167.8MB. Free memory was 89.4MB in the beginning and 81.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: RCFGBuilder took 3011.33ms. Allocated memory is still 167.8MB. Free memory was 81.9MB in the beginning and 113.3MB in the end (delta: -31.5MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: TraceAbstraction took 7750.79ms. Allocated memory was 167.8MB in the beginning and 469.8MB in the end (delta: 302.0MB). Free memory was 112.6MB in the beginning and 410.6MB in the end (delta: -298.0MB). Peak memory consumption was 213.2MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,306 INFO L158 Benchmark]: Witness Printer took 99.40ms. Allocated memory is still 469.8MB. Free memory was 410.6MB in the beginning and 398.0MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 02:39:53,307 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.03ms. Allocated memory is still 167.8MB. Free memory was 122.2MB in the beginning and 94.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.69ms. Allocated memory is still 167.8MB. Free memory was 94.0MB in the beginning and 89.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.00ms. Allocated memory is still 167.8MB. Free memory was 89.4MB in the beginning and 81.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3011.33ms. Allocated memory is still 167.8MB. Free memory was 81.9MB in the beginning and 113.3MB in the end (delta: -31.5MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7750.79ms. Allocated memory was 167.8MB in the beginning and 469.8MB in the end (delta: 302.0MB). Free memory was 112.6MB in the beginning and 410.6MB in the end (delta: -298.0MB). Peak memory consumption was 213.2MB. Max. memory is 16.1GB. * Witness Printer took 99.40ms. Allocated memory is still 469.8MB. Free memory was 410.6MB in the beginning and 398.0MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_s_s3c_hwmon_driver_platform_driver~0 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1331]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1331]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1094]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1094]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1098]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1098]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1139]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1139]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 204 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 879 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 812 mSDsluCounter, 5797 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3134 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 235 IncrementalHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 2663 mSDtfsCounter, 235 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 637 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=429occurred in iteration=9, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 48 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1367 NumberOfCodeBlocks, 1367 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1554 ConstructedInterpolants, 0 QuantifiedInterpolants, 1916 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3232 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 9 PerfectInterpolantSequences, 426/460 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: ((((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) || (ldv_count_2 == 0)) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) || (ldv_count_2 == 0)) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 1031]: Location Invariant Derived location invariant: ((ldv_count_2 == 0) || (ldv_call_dev_attr_of_sensor_device_attribute == 1)) - InvariantResult [Line: 1091]: Location Invariant Derived location invariant: ((((0 <= i) && (ldv_call_dev_attr_of_sensor_device_attribute == 1)) && (i <= 2147483645)) || (((0 <= i) && (ldv_count_2 == 0)) && (i <= 2147483645))) - InvariantResult [Line: 1131]: Location Invariant Derived location invariant: ((((((ldv_call_dev_attr_of_sensor_device_attribute == 1) && (1 <= i)) && (i <= 2147483645)) || ((i == 0) && (ldv_call_dev_attr_of_sensor_device_attribute == 1))) || (((1 <= i) && (i <= 2147483645)) && (ldv_count_2 == 0))) || ((i == 0) && (ldv_count_2 == 0))) RESULT: Ultimate proved your program to be correct! [2025-01-10 02:39:53,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE