./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.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 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 14:39:52,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 14:39:52,142 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-02-06 14:39:52,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 14:39:52,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 14:39:52,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 14:39:52,173 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 14:39:52,174 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 14:39:52,174 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 14:39:52,174 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 14:39:52,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 14:39:52,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 14:39:52,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 14:39:52,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 14:39:52,176 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 14:39:52,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 14:39:52,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 14:39:52,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 14:39:52,178 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 14:39:52,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 14:39:52,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 14:39:52,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 14:39:52,179 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 -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2025-02-06 14:39:52,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 14:39:52,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 14:39:52,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 14:39:52,500 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 14:39:52,501 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 14:39:52,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2025-02-06 14:39:53,832 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7b34efa05/dd140091f9b743eaa7060212a2321dab/FLAG1e98b3d97 [2025-02-06 14:39:54,237 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 14:39:54,238 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2025-02-06 14:39:54,261 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7b34efa05/dd140091f9b743eaa7060212a2321dab/FLAG1e98b3d97 [2025-02-06 14:39:54,278 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7b34efa05/dd140091f9b743eaa7060212a2321dab [2025-02-06 14:39:54,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 14:39:54,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 14:39:54,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 14:39:54,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 14:39:54,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 14:39:54,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0bd2fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54, skipping insertion in model container [2025-02-06 14:39:54,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 14:39:54,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 14:39:54,761 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 14:39:54,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 14:39:54,889 INFO L204 MainTranslator]: Completed translation [2025-02-06 14:39:54,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54 WrapperNode [2025-02-06 14:39:54,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 14:39:54,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 14:39:54,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 14:39:54,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 14:39:54,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,964 INFO L138 Inliner]: procedures = 84, calls = 179, calls flagged for inlining = 34, calls inlined = 27, statements flattened = 565 [2025-02-06 14:39:54,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 14:39:54,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 14:39:54,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 14:39:54,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 14:39:54,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:54,987 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,034 INFO L175 MemorySlicer]: Split 55 memory accesses to 4 slices as follows [2, 4, 27, 22]. 49 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4, 0, 0]. The 35 writes are split as follows [0, 0, 13, 22]. [2025-02-06 14:39:55,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,052 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 14:39:55,068 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 14:39:55,068 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 14:39:55,069 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 14:39:55,069 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (1/1) ... [2025-02-06 14:39:55,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 14:39:55,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:55,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 14:39:55,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 14:39:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2025-02-06 14:39:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2025-02-06 14:39:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2025-02-06 14:39:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2025-02-06 14:39:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 14:39:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 14:39:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 14:39:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 14:39:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 14:39:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 14:39:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 14:39:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-02-06 14:39:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-02-06 14:39:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 14:39:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 14:39:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 14:39:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2025-02-06 14:39:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2025-02-06 14:39:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 14:39:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2025-02-06 14:39:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2025-02-06 14:39:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 14:39:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 14:39:55,348 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 14:39:55,350 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 14:39:55,750 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1507: havoc s3c_adc_register_#t~ret145#1.base, s3c_adc_register_#t~ret145#1.offset; [2025-02-06 14:39:55,750 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1474: havoc dev_warn_#t~nondet140#1; [2025-02-06 14:39:55,750 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1047: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset; [2025-02-06 14:39:55,750 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1480: havoc hwmon_device_register_#t~ret141#1.base, hwmon_device_register_#t~ret141#1.offset; [2025-02-06 14:39:55,756 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 14:39:55,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1463: havoc dev_get_drvdata_#t~ret138#1.base, dev_get_drvdata_#t~ret138#1.offset; [2025-02-06 14:39:55,820 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1460: havoc #t~nondet137; [2025-02-06 14:39:58,127 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1497: havoc platform_driver_register_#t~nondet143#1; [2025-02-06 14:39:58,253 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2025-02-06 14:39:58,253 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 14:39:58,273 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 14:39:58,275 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 14:39:58,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:39:58 BoogieIcfgContainer [2025-02-06 14:39:58,276 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 14:39:58,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 14:39:58,279 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 14:39:58,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 14:39:58,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 02:39:54" (1/3) ... [2025-02-06 14:39:58,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401d99bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:39:58, skipping insertion in model container [2025-02-06 14:39:58,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:39:54" (2/3) ... [2025-02-06 14:39:58,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401d99bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:39:58, skipping insertion in model container [2025-02-06 14:39:58,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:39:58" (3/3) ... [2025-02-06 14:39:58,286 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2025-02-06 14:39:58,299 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 14:39:58,300 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i that has 19 procedures, 256 locations, 1 initial locations, 2 loop locations, and 16 error locations. [2025-02-06 14:39:58,360 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 14:39:58,373 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;@33a3f593, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 14:39:58,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2025-02-06 14:39:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 173 states have (on average 1.3526011560693643) internal successors, (234), 198 states have internal predecessors, (234), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-02-06 14:39:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-02-06 14:39:58,386 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:58,386 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] [2025-02-06 14:39:58,386 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:39:58,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:58,391 INFO L85 PathProgramCache]: Analyzing trace with hash 939221575, now seen corresponding path program 1 times [2025-02-06 14:39:58,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:58,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576612137] [2025-02-06 14:39:58,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:58,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:58,532 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-06 14:39:58,624 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-06 14:39:58,624 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:58,624 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 14:39:58,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:58,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576612137] [2025-02-06 14:39:58,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576612137] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:39:58,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:39:58,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 14:39:58,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068821484] [2025-02-06 14:39:58,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:39:58,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:39:58,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:58,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:39:58,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:39:58,877 INFO L87 Difference]: Start difference. First operand has 257 states, 173 states have (on average 1.3526011560693643) internal successors, (234), 198 states have internal predecessors, (234), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 14:39:58,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:58,974 INFO L93 Difference]: Finished difference Result 537 states and 700 transitions. [2025-02-06 14:39:58,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:39:58,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 21 [2025-02-06 14:39:58,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:59,010 INFO L225 Difference]: With dead ends: 537 [2025-02-06 14:39:59,010 INFO L226 Difference]: Without dead ends: 255 [2025-02-06 14:39:59,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:39:59,020 INFO L435 NwaCegarLoop]: 320 mSDtfsCounter, 35 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:59,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 626 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:39:59,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2025-02-06 14:39:59,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2025-02-06 14:39:59,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 178 states have (on average 1.3089887640449438) internal successors, (233), 196 states have internal predecessors, (233), 44 states have call successors, (44), 17 states have call predecessors, (44), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-02-06 14:39:59,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 321 transitions. [2025-02-06 14:39:59,094 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 321 transitions. Word has length 21 [2025-02-06 14:39:59,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:59,095 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 321 transitions. [2025-02-06 14:39:59,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 14:39:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 321 transitions. [2025-02-06 14:39:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2025-02-06 14:39:59,097 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:59,097 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-02-06 14:39:59,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 14:39:59,098 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:39:59,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:59,099 INFO L85 PathProgramCache]: Analyzing trace with hash -88582510, now seen corresponding path program 1 times [2025-02-06 14:39:59,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:59,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145254524] [2025-02-06 14:39:59,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:59,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:59,171 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-02-06 14:39:59,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-02-06 14:39:59,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:59,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-06 14:39:59,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:59,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145254524] [2025-02-06 14:39:59,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145254524] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:39:59,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:39:59,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 14:39:59,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961687648] [2025-02-06 14:39:59,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:39:59,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:39:59,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:59,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:39:59,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:39:59,421 INFO L87 Difference]: Start difference. First operand 255 states and 321 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 14:39:59,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:59,523 INFO L93 Difference]: Finished difference Result 491 states and 618 transitions. [2025-02-06 14:39:59,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:39:59,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 45 [2025-02-06 14:39:59,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:59,531 INFO L225 Difference]: With dead ends: 491 [2025-02-06 14:39:59,531 INFO L226 Difference]: Without dead ends: 485 [2025-02-06 14:39:59,532 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 [2025-02-06 14:39:59,533 INFO L435 NwaCegarLoop]: 344 mSDtfsCounter, 266 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:59,534 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 628 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 14:39:59,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2025-02-06 14:39:59,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 475. [2025-02-06 14:39:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 337 states have (on average 1.2937685459940653) internal successors, (436), 358 states have internal predecessors, (436), 88 states have call successors, (88), 34 states have call predecessors, (88), 34 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2025-02-06 14:39:59,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 612 transitions. [2025-02-06 14:39:59,587 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 612 transitions. Word has length 45 [2025-02-06 14:39:59,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:59,589 INFO L471 AbstractCegarLoop]: Abstraction has 475 states and 612 transitions. [2025-02-06 14:39:59,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 14:39:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 612 transitions. [2025-02-06 14:39:59,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-02-06 14:39:59,595 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:59,596 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] [2025-02-06 14:39:59,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 14:39:59,596 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:39:59,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:59,596 INFO L85 PathProgramCache]: Analyzing trace with hash -914583673, now seen corresponding path program 1 times [2025-02-06 14:39:59,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:59,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475629517] [2025-02-06 14:39:59,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:59,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:59,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-02-06 14:39:59,701 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-02-06 14:39:59,702 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:59,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-02-06 14:39:59,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:59,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475629517] [2025-02-06 14:39:59,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475629517] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:59,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656922158] [2025-02-06 14:39:59,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:59,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:59,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:59,909 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) [2025-02-06 14:39:59,911 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 [2025-02-06 14:40:00,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-02-06 14:40:00,209 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-02-06 14:40:00,210 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:00,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:00,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 14:40:00,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-02-06 14:40:00,344 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:00,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656922158] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:00,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:00,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2025-02-06 14:40:00,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761176357] [2025-02-06 14:40:00,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:00,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:00,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:00,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:00,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-06 14:40:00,346 INFO L87 Difference]: Start difference. First operand 475 states and 612 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-06 14:40:00,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:00,419 INFO L93 Difference]: Finished difference Result 1099 states and 1409 transitions. [2025-02-06 14:40:00,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:00,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 66 [2025-02-06 14:40:00,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:00,425 INFO L225 Difference]: With dead ends: 1099 [2025-02-06 14:40:00,427 INFO L226 Difference]: Without dead ends: 643 [2025-02-06 14:40:00,429 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-06 14:40:00,430 INFO L435 NwaCegarLoop]: 321 mSDtfsCounter, 220 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:00,430 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 611 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2025-02-06 14:40:00,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 631. [2025-02-06 14:40:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 631 states, 452 states have (on average 1.2853982300884956) internal successors, (581), 476 states have internal predecessors, (581), 116 states have call successors, (116), 47 states have call predecessors, (116), 47 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2025-02-06 14:40:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 813 transitions. [2025-02-06 14:40:00,487 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 813 transitions. Word has length 66 [2025-02-06 14:40:00,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:00,488 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 813 transitions. [2025-02-06 14:40:00,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-06 14:40:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 813 transitions. [2025-02-06 14:40:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-02-06 14:40:00,490 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:00,490 INFO L218 NwaCegarLoop]: trace histogram [3, 2, 2, 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] [2025-02-06 14:40:00,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 14:40:00,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:00,691 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:00,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:00,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1057108131, now seen corresponding path program 1 times [2025-02-06 14:40:00,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:00,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528068784] [2025-02-06 14:40:00,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:00,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:00,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-02-06 14:40:00,771 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-02-06 14:40:00,771 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:00,771 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2025-02-06 14:40:00,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:00,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528068784] [2025-02-06 14:40:00,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528068784] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:00,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:00,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 14:40:00,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32046866] [2025-02-06 14:40:00,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:00,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:00,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:00,928 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:00,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:00,928 INFO L87 Difference]: Start difference. First operand 631 states and 813 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-06 14:40:03,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:03,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:03,413 INFO L93 Difference]: Finished difference Result 1139 states and 1454 transitions. [2025-02-06 14:40:03,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:03,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 64 [2025-02-06 14:40:03,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:03,419 INFO L225 Difference]: With dead ends: 1139 [2025-02-06 14:40:03,419 INFO L226 Difference]: Without dead ends: 716 [2025-02-06 14:40:03,421 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:03,422 INFO L435 NwaCegarLoop]: 349 mSDtfsCounter, 98 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:03,422 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 628 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-02-06 14:40:03,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2025-02-06 14:40:03,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 714. [2025-02-06 14:40:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 512 states have (on average 1.27734375) internal successors, (654), 536 states have internal predecessors, (654), 128 states have call successors, (128), 58 states have call predecessors, (128), 58 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2025-02-06 14:40:03,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 910 transitions. [2025-02-06 14:40:03,480 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 910 transitions. Word has length 64 [2025-02-06 14:40:03,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:03,481 INFO L471 AbstractCegarLoop]: Abstraction has 714 states and 910 transitions. [2025-02-06 14:40:03,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-06 14:40:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 910 transitions. [2025-02-06 14:40:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2025-02-06 14:40:03,483 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:03,483 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2025-02-06 14:40:03,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 14:40:03,483 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:03,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:03,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1083516670, now seen corresponding path program 1 times [2025-02-06 14:40:03,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:03,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747631435] [2025-02-06 14:40:03,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:03,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:03,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-02-06 14:40:03,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-02-06 14:40:03,576 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:03,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:03,707 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:03,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:03,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747631435] [2025-02-06 14:40:03,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747631435] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:03,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:03,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 14:40:03,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165315489] [2025-02-06 14:40:03,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:03,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:03,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:03,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:03,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:03,709 INFO L87 Difference]: Start difference. First operand 714 states and 910 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:03,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:03,791 INFO L93 Difference]: Finished difference Result 1511 states and 1964 transitions. [2025-02-06 14:40:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:03,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 84 [2025-02-06 14:40:03,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:03,798 INFO L225 Difference]: With dead ends: 1511 [2025-02-06 14:40:03,798 INFO L226 Difference]: Without dead ends: 816 [2025-02-06 14:40:03,800 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 [2025-02-06 14:40:03,801 INFO L435 NwaCegarLoop]: 295 mSDtfsCounter, 31 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:03,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 575 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:03,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2025-02-06 14:40:03,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 816. [2025-02-06 14:40:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 593 states have (on average 1.284991568296796) internal successors, (762), 617 states have internal predecessors, (762), 149 states have call successors, (149), 58 states have call predecessors, (149), 58 states have return successors, (149), 149 states have call predecessors, (149), 149 states have call successors, (149) [2025-02-06 14:40:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1060 transitions. [2025-02-06 14:40:03,861 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1060 transitions. Word has length 84 [2025-02-06 14:40:03,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:03,861 INFO L471 AbstractCegarLoop]: Abstraction has 816 states and 1060 transitions. [2025-02-06 14:40:03,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1060 transitions. [2025-02-06 14:40:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2025-02-06 14:40:03,864 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:03,864 INFO L218 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:03,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 14:40:03,864 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:03,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:03,865 INFO L85 PathProgramCache]: Analyzing trace with hash -753372877, now seen corresponding path program 1 times [2025-02-06 14:40:03,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:03,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146215175] [2025-02-06 14:40:03,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:03,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:03,915 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 86 statements into 1 equivalence classes. [2025-02-06 14:40:03,935 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 86 of 86 statements. [2025-02-06 14:40:03,937 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:03,937 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:04,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-06 14:40:04,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:04,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146215175] [2025-02-06 14:40:04,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146215175] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:04,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:04,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 14:40:04,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961471519] [2025-02-06 14:40:04,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:04,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:04,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:04,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:04,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:04,036 INFO L87 Difference]: Start difference. First operand 816 states and 1060 transitions. Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-02-06 14:40:04,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:04,088 INFO L93 Difference]: Finished difference Result 1398 states and 1817 transitions. [2025-02-06 14:40:04,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:04,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 86 [2025-02-06 14:40:04,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:04,096 INFO L225 Difference]: With dead ends: 1398 [2025-02-06 14:40:04,096 INFO L226 Difference]: Without dead ends: 824 [2025-02-06 14:40:04,098 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 [2025-02-06 14:40:04,100 INFO L435 NwaCegarLoop]: 297 mSDtfsCounter, 1 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:04,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 589 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:04,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2025-02-06 14:40:04,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2025-02-06 14:40:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 599 states have (on average 1.2821368948247078) internal successors, (768), 623 states have internal predecessors, (768), 151 states have call successors, (151), 58 states have call predecessors, (151), 58 states have return successors, (151), 151 states have call predecessors, (151), 151 states have call successors, (151) [2025-02-06 14:40:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1070 transitions. [2025-02-06 14:40:04,147 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1070 transitions. Word has length 86 [2025-02-06 14:40:04,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:04,147 INFO L471 AbstractCegarLoop]: Abstraction has 824 states and 1070 transitions. [2025-02-06 14:40:04,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-02-06 14:40:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1070 transitions. [2025-02-06 14:40:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-02-06 14:40:04,150 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:04,150 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:04,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 14:40:04,151 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:04,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:04,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1593591337, now seen corresponding path program 1 times [2025-02-06 14:40:04,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:04,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417135015] [2025-02-06 14:40:04,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:04,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:04,234 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-02-06 14:40:04,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-02-06 14:40:04,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:04,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:04,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:04,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417135015] [2025-02-06 14:40:04,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417135015] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:04,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664716512] [2025-02-06 14:40:04,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:04,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:04,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:04,388 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) [2025-02-06 14:40:04,391 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 [2025-02-06 14:40:04,642 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-02-06 14:40:04,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-02-06 14:40:04,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:04,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:04,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:04,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:04,797 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:04,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664716512] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:04,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:04,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-06 14:40:04,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479086036] [2025-02-06 14:40:04,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:04,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 14:40:04,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:04,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 14:40:04,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:04,799 INFO L87 Difference]: Start difference. First operand 824 states and 1070 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:04,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:04,918 INFO L93 Difference]: Finished difference Result 1629 states and 2125 transitions. [2025-02-06 14:40:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 14:40:04,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 89 [2025-02-06 14:40:04,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:04,927 INFO L225 Difference]: With dead ends: 1629 [2025-02-06 14:40:04,928 INFO L226 Difference]: Without dead ends: 824 [2025-02-06 14:40:04,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:04,933 INFO L435 NwaCegarLoop]: 325 mSDtfsCounter, 63 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:04,933 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 604 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 14:40:04,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2025-02-06 14:40:04,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2025-02-06 14:40:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 602 states have (on average 1.26578073089701) internal successors, (762), 623 states have internal predecessors, (762), 151 states have call successors, (151), 58 states have call predecessors, (151), 58 states have return successors, (151), 151 states have call predecessors, (151), 151 states have call successors, (151) [2025-02-06 14:40:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1064 transitions. [2025-02-06 14:40:04,985 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1064 transitions. Word has length 89 [2025-02-06 14:40:04,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:04,986 INFO L471 AbstractCegarLoop]: Abstraction has 824 states and 1064 transitions. [2025-02-06 14:40:04,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1064 transitions. [2025-02-06 14:40:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-02-06 14:40:04,990 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:04,990 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2025-02-06 14:40:05,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-06 14:40:05,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:05,192 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:05,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:05,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2138276090, now seen corresponding path program 1 times [2025-02-06 14:40:05,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:05,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292762499] [2025-02-06 14:40:05,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:05,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:05,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-02-06 14:40:05,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-02-06 14:40:05,290 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:05,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:05,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:05,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292762499] [2025-02-06 14:40:05,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292762499] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:05,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885324338] [2025-02-06 14:40:05,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:05,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:05,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:05,434 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) [2025-02-06 14:40:05,436 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 [2025-02-06 14:40:05,675 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-02-06 14:40:05,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-02-06 14:40:05,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:05,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:05,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:05,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:05,815 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:40:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:05,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885324338] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:40:05,892 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:40:05,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-06 14:40:05,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833494161] [2025-02-06 14:40:05,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:40:05,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 14:40:05,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:05,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 14:40:05,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:05,894 INFO L87 Difference]: Start difference. First operand 824 states and 1064 transitions. Second operand has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:06,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:06,026 INFO L93 Difference]: Finished difference Result 944 states and 1253 transitions. [2025-02-06 14:40:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:40:06,027 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 90 [2025-02-06 14:40:06,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:06,034 INFO L225 Difference]: With dead ends: 944 [2025-02-06 14:40:06,034 INFO L226 Difference]: Without dead ends: 941 [2025-02-06 14:40:06,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:06,035 INFO L435 NwaCegarLoop]: 284 mSDtfsCounter, 106 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 1375 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:06,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 1375 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 14:40:06,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2025-02-06 14:40:06,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 809. [2025-02-06 14:40:06,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 593 states have (on average 1.254637436762226) internal successors, (744), 611 states have internal predecessors, (744), 148 states have call successors, (148), 58 states have call predecessors, (148), 58 states have return successors, (148), 148 states have call predecessors, (148), 148 states have call successors, (148) [2025-02-06 14:40:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1040 transitions. [2025-02-06 14:40:06,075 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1040 transitions. Word has length 90 [2025-02-06 14:40:06,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:06,075 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 1040 transitions. [2025-02-06 14:40:06,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2025-02-06 14:40:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1040 transitions. [2025-02-06 14:40:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2025-02-06 14:40:06,077 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:06,078 INFO L218 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:06,087 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-06 14:40:06,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:06,279 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:06,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:06,279 INFO L85 PathProgramCache]: Analyzing trace with hash 789631214, now seen corresponding path program 2 times [2025-02-06 14:40:06,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:06,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943438871] [2025-02-06 14:40:06,280 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 14:40:06,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:06,325 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 88 statements into 2 equivalence classes. [2025-02-06 14:40:06,338 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 21 of 88 statements. [2025-02-06 14:40:06,338 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 14:40:06,339 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-02-06 14:40:06,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:06,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943438871] [2025-02-06 14:40:06,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943438871] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:06,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:06,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 14:40:06,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321220846] [2025-02-06 14:40:06,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:06,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 14:40:06,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:06,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 14:40:06,404 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:06,405 INFO L87 Difference]: Start difference. First operand 809 states and 1040 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-06 14:40:09,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:09,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:09,704 INFO L93 Difference]: Finished difference Result 2183 states and 2799 transitions. [2025-02-06 14:40:09,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:40:09,705 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) Word has length 88 [2025-02-06 14:40:09,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:09,715 INFO L225 Difference]: With dead ends: 2183 [2025-02-06 14:40:09,715 INFO L226 Difference]: Without dead ends: 1611 [2025-02-06 14:40:09,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:09,719 INFO L435 NwaCegarLoop]: 561 mSDtfsCounter, 286 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1964 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:09,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1964 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2025-02-06 14:40:09,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2025-02-06 14:40:09,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 821. [2025-02-06 14:40:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 821 states, 602 states have (on average 1.2508305647840532) internal successors, (753), 620 states have internal predecessors, (753), 148 states have call successors, (148), 58 states have call predecessors, (148), 61 states have return successors, (151), 151 states have call predecessors, (151), 148 states have call successors, (151) [2025-02-06 14:40:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1052 transitions. [2025-02-06 14:40:09,778 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1052 transitions. Word has length 88 [2025-02-06 14:40:09,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:09,778 INFO L471 AbstractCegarLoop]: Abstraction has 821 states and 1052 transitions. [2025-02-06 14:40:09,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-06 14:40:09,779 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1052 transitions. [2025-02-06 14:40:09,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-02-06 14:40:09,781 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:09,781 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2025-02-06 14:40:09,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-06 14:40:09,781 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_device_create_fileErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:09,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:09,782 INFO L85 PathProgramCache]: Analyzing trace with hash 2013990738, now seen corresponding path program 1 times [2025-02-06 14:40:09,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:09,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530495778] [2025-02-06 14:40:09,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:09,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-02-06 14:40:09,859 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-02-06 14:40:09,859 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:09,860 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:10,041 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:10,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:10,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530495778] [2025-02-06 14:40:10,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530495778] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:10,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:10,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 14:40:10,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027986564] [2025-02-06 14:40:10,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:10,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:10,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:10,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:10,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:10,044 INFO L87 Difference]: Start difference. First operand 821 states and 1052 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-06 14:40:10,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:10,110 INFO L93 Difference]: Finished difference Result 1617 states and 2089 transitions. [2025-02-06 14:40:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:10,110 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 96 [2025-02-06 14:40:10,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:10,121 INFO L225 Difference]: With dead ends: 1617 [2025-02-06 14:40:10,121 INFO L226 Difference]: Without dead ends: 1615 [2025-02-06 14:40:10,123 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 [2025-02-06 14:40:10,123 INFO L435 NwaCegarLoop]: 337 mSDtfsCounter, 230 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 624 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 [2025-02-06 14:40:10,123 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 624 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:10,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states. [2025-02-06 14:40:10,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1607. [2025-02-06 14:40:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1607 states, 1179 states have (on average 1.2468193384223918) internal successors, (1470), 1206 states have internal predecessors, (1470), 296 states have call successors, (296), 116 states have call predecessors, (296), 122 states have return successors, (317), 302 states have call predecessors, (317), 296 states have call successors, (317) [2025-02-06 14:40:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2083 transitions. [2025-02-06 14:40:10,245 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2083 transitions. Word has length 96 [2025-02-06 14:40:10,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:10,245 INFO L471 AbstractCegarLoop]: Abstraction has 1607 states and 2083 transitions. [2025-02-06 14:40:10,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-06 14:40:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2083 transitions. [2025-02-06 14:40:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-02-06 14:40:10,248 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:10,248 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 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] [2025-02-06 14:40:10,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-06 14:40:10,248 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:10,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:10,249 INFO L85 PathProgramCache]: Analyzing trace with hash 235100857, now seen corresponding path program 1 times [2025-02-06 14:40:10,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:10,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071563218] [2025-02-06 14:40:10,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:10,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:10,290 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-02-06 14:40:10,305 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-02-06 14:40:10,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:10,305 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-02-06 14:40:10,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:10,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071563218] [2025-02-06 14:40:10,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071563218] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:10,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586747645] [2025-02-06 14:40:10,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:10,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:10,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:10,393 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) [2025-02-06 14:40:10,395 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 [2025-02-06 14:40:10,651 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-02-06 14:40:10,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-02-06 14:40:10,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:10,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:10,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 14:40:10,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-02-06 14:40:10,780 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:10,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586747645] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:10,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:10,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [3] total 7 [2025-02-06 14:40:10,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559048247] [2025-02-06 14:40:10,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:10,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 14:40:10,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:10,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 14:40:10,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:10,782 INFO L87 Difference]: Start difference. First operand 1607 states and 2083 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2025-02-06 14:40:12,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:12,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:12,240 INFO L93 Difference]: Finished difference Result 4361 states and 5640 transitions. [2025-02-06 14:40:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:40:12,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 105 [2025-02-06 14:40:12,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:12,262 INFO L225 Difference]: With dead ends: 4361 [2025-02-06 14:40:12,262 INFO L226 Difference]: Without dead ends: 3215 [2025-02-06 14:40:12,268 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-06 14:40:12,269 INFO L435 NwaCegarLoop]: 561 mSDtfsCounter, 286 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1964 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:12,269 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1964 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-06 14:40:12,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3215 states. [2025-02-06 14:40:12,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3215 to 1607. [2025-02-06 14:40:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1607 states, 1179 states have (on average 1.2468193384223918) internal successors, (1470), 1206 states have internal predecessors, (1470), 296 states have call successors, (296), 116 states have call predecessors, (296), 122 states have return successors, (317), 302 states have call predecessors, (317), 296 states have call successors, (317) [2025-02-06 14:40:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2083 transitions. [2025-02-06 14:40:12,419 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2083 transitions. Word has length 105 [2025-02-06 14:40:12,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:12,419 INFO L471 AbstractCegarLoop]: Abstraction has 1607 states and 2083 transitions. [2025-02-06 14:40:12,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2025-02-06 14:40:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2083 transitions. [2025-02-06 14:40:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2025-02-06 14:40:12,421 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:12,421 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 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] [2025-02-06 14:40:12,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-06 14:40:12,626 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 [2025-02-06 14:40:12,626 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_device_create_fileErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:12,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:12,627 INFO L85 PathProgramCache]: Analyzing trace with hash -99165389, now seen corresponding path program 1 times [2025-02-06 14:40:12,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:12,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543212988] [2025-02-06 14:40:12,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:12,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:12,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-02-06 14:40:12,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-02-06 14:40:12,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:12,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-02-06 14:40:13,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:13,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543212988] [2025-02-06 14:40:13,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543212988] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:13,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382762368] [2025-02-06 14:40:13,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:13,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:13,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:13,061 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:40:13,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-06 14:40:13,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-02-06 14:40:13,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-02-06 14:40:13,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:13,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:13,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:40:13,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 14:40:13,904 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:13,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382762368] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:13,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:13,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 11 [2025-02-06 14:40:13,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396825644] [2025-02-06 14:40:13,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:13,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 14:40:13,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:13,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 14:40:13,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:40:13,907 INFO L87 Difference]: Start difference. First operand 1607 states and 2083 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-02-06 14:40:14,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:16,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:16,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:16,763 INFO L93 Difference]: Finished difference Result 1627 states and 2092 transitions. [2025-02-06 14:40:16,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:40:16,764 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 115 [2025-02-06 14:40:16,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:16,770 INFO L225 Difference]: With dead ends: 1627 [2025-02-06 14:40:16,771 INFO L226 Difference]: Without dead ends: 807 [2025-02-06 14:40:16,774 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2025-02-06 14:40:16,775 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 283 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:16,775 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 395 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2025-02-06 14:40:16,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2025-02-06 14:40:16,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 807. [2025-02-06 14:40:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 590 states have (on average 1.240677966101695) internal successors, (732), 606 states have internal predecessors, (732), 148 states have call successors, (148), 58 states have call predecessors, (148), 61 states have return successors, (151), 151 states have call predecessors, (151), 148 states have call successors, (151) [2025-02-06 14:40:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1031 transitions. [2025-02-06 14:40:16,860 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1031 transitions. Word has length 115 [2025-02-06 14:40:16,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:16,860 INFO L471 AbstractCegarLoop]: Abstraction has 807 states and 1031 transitions. [2025-02-06 14:40:16,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-02-06 14:40:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1031 transitions. [2025-02-06 14:40:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2025-02-06 14:40:16,862 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:16,862 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:16,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-02-06 14:40:17,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-02-06 14:40:17,068 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:17,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:17,069 INFO L85 PathProgramCache]: Analyzing trace with hash -153893353, now seen corresponding path program 1 times [2025-02-06 14:40:17,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:17,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424215263] [2025-02-06 14:40:17,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:17,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:17,141 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-02-06 14:40:17,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-02-06 14:40:17,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:17,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:17,262 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2025-02-06 14:40:17,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:17,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424215263] [2025-02-06 14:40:17,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424215263] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:17,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:17,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 14:40:17,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49966380] [2025-02-06 14:40:17,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:17,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 14:40:17,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:17,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 14:40:17,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 14:40:17,265 INFO L87 Difference]: Start difference. First operand 807 states and 1031 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-02-06 14:40:17,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:17,333 INFO L93 Difference]: Finished difference Result 1595 states and 2041 transitions. [2025-02-06 14:40:17,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 14:40:17,333 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 130 [2025-02-06 14:40:17,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:17,339 INFO L225 Difference]: With dead ends: 1595 [2025-02-06 14:40:17,339 INFO L226 Difference]: Without dead ends: 807 [2025-02-06 14:40:17,341 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 [2025-02-06 14:40:17,342 INFO L435 NwaCegarLoop]: 284 mSDtfsCounter, 0 mSDsluCounter, 561 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:17,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 845 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:17,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2025-02-06 14:40:17,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 807. [2025-02-06 14:40:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 590 states have (on average 1.235593220338983) internal successors, (729), 603 states have internal predecessors, (729), 148 states have call successors, (148), 58 states have call predecessors, (148), 61 states have return successors, (151), 151 states have call predecessors, (151), 148 states have call successors, (151) [2025-02-06 14:40:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1028 transitions. [2025-02-06 14:40:17,400 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1028 transitions. Word has length 130 [2025-02-06 14:40:17,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:17,400 INFO L471 AbstractCegarLoop]: Abstraction has 807 states and 1028 transitions. [2025-02-06 14:40:17,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-02-06 14:40:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1028 transitions. [2025-02-06 14:40:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 14:40:17,403 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:17,403 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:17,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-02-06 14:40:17,404 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:17,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:17,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1509590158, now seen corresponding path program 1 times [2025-02-06 14:40:17,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:17,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731554406] [2025-02-06 14:40:17,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:17,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:17,472 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 14:40:17,490 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 14:40:17,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:17,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2025-02-06 14:40:17,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:17,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731554406] [2025-02-06 14:40:17,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731554406] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:17,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081257640] [2025-02-06 14:40:17,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:17,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:17,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:17,611 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:40:17,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-02-06 14:40:17,929 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 14:40:18,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 14:40:18,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:18,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:18,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:18,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2025-02-06 14:40:18,075 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:18,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081257640] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:18,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:18,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-06 14:40:18,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93583398] [2025-02-06 14:40:18,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:18,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 14:40:18,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:18,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 14:40:18,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:18,077 INFO L87 Difference]: Start difference. First operand 807 states and 1028 transitions. Second operand has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-02-06 14:40:18,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:18,138 INFO L93 Difference]: Finished difference Result 807 states and 1028 transitions. [2025-02-06 14:40:18,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 14:40:18,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 134 [2025-02-06 14:40:18,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:18,146 INFO L225 Difference]: With dead ends: 807 [2025-02-06 14:40:18,146 INFO L226 Difference]: Without dead ends: 806 [2025-02-06 14:40:18,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:18,147 INFO L435 NwaCegarLoop]: 282 mSDtfsCounter, 1 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:18,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 560 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:18,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2025-02-06 14:40:18,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 806. [2025-02-06 14:40:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 806 states, 590 states have (on average 1.2322033898305085) internal successors, (727), 602 states have internal predecessors, (727), 148 states have call successors, (148), 58 states have call predecessors, (148), 61 states have return successors, (151), 151 states have call predecessors, (151), 148 states have call successors, (151) [2025-02-06 14:40:18,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 1026 transitions. [2025-02-06 14:40:18,203 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 1026 transitions. Word has length 134 [2025-02-06 14:40:18,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:18,204 INFO L471 AbstractCegarLoop]: Abstraction has 806 states and 1026 transitions. [2025-02-06 14:40:18,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 27.0) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-02-06 14:40:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1026 transitions. [2025-02-06 14:40:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-02-06 14:40:18,206 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:18,206 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:18,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-02-06 14:40:18,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-02-06 14:40:18,414 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting s3c_hwmon_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:18,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:18,415 INFO L85 PathProgramCache]: Analyzing trace with hash 447345540, now seen corresponding path program 1 times [2025-02-06 14:40:18,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:18,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115966347] [2025-02-06 14:40:18,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:18,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:18,473 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-02-06 14:40:18,495 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-02-06 14:40:18,496 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:18,496 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2025-02-06 14:40:18,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:18,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115966347] [2025-02-06 14:40:18,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115966347] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:18,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501088847] [2025-02-06 14:40:18,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:18,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:18,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:18,628 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:40:18,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-02-06 14:40:18,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-02-06 14:40:19,072 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-02-06 14:40:19,073 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:19,073 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:19,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:19,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2025-02-06 14:40:19,112 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:40:19,233 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2025-02-06 14:40:19,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501088847] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:40:19,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:40:19,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-06 14:40:19,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487419490] [2025-02-06 14:40:19,235 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:40:19,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 14:40:19,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:19,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 14:40:19,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:19,236 INFO L87 Difference]: Start difference. First operand 806 states and 1026 transitions. Second operand has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 6 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2025-02-06 14:40:19,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:19,306 INFO L93 Difference]: Finished difference Result 816 states and 1044 transitions. [2025-02-06 14:40:19,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:40:19,307 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 6 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 135 [2025-02-06 14:40:19,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:19,313 INFO L225 Difference]: With dead ends: 816 [2025-02-06 14:40:19,313 INFO L226 Difference]: Without dead ends: 815 [2025-02-06 14:40:19,314 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:19,315 INFO L435 NwaCegarLoop]: 280 mSDtfsCounter, 0 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:19,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1111 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:40:19,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2025-02-06 14:40:19,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 799. [2025-02-06 14:40:19,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 586 states have (on average 1.2303754266211604) internal successors, (721), 597 states have internal predecessors, (721), 146 states have call successors, (146), 58 states have call predecessors, (146), 61 states have return successors, (149), 149 states have call predecessors, (149), 146 states have call successors, (149) [2025-02-06 14:40:19,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1016 transitions. [2025-02-06 14:40:19,372 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1016 transitions. Word has length 135 [2025-02-06 14:40:19,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:19,372 INFO L471 AbstractCegarLoop]: Abstraction has 799 states and 1016 transitions. [2025-02-06 14:40:19,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 6 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2025-02-06 14:40:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1016 transitions. [2025-02-06 14:40:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2025-02-06 14:40:19,375 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:19,375 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:19,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-02-06 14:40:19,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:19,577 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:19,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:19,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1941926397, now seen corresponding path program 1 times [2025-02-06 14:40:19,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:19,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591500787] [2025-02-06 14:40:19,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:19,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:19,635 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-02-06 14:40:19,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-02-06 14:40:19,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:19,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-06 14:40:19,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:19,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591500787] [2025-02-06 14:40:19,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591500787] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:19,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851051300] [2025-02-06 14:40:19,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:19,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:19,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:19,859 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:40:19,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-02-06 14:40:20,209 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-02-06 14:40:20,307 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-02-06 14:40:20,307 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:20,307 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:20,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:20,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-02-06 14:40:20,485 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:40:20,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851051300] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:20,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:40:20,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-06 14:40:20,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884546966] [2025-02-06 14:40:20,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:20,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 14:40:20,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:20,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 14:40:20,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:20,487 INFO L87 Difference]: Start difference. First operand 799 states and 1016 transitions. Second operand has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-02-06 14:40:22,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:22,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:22,921 INFO L93 Difference]: Finished difference Result 801 states and 1020 transitions. [2025-02-06 14:40:22,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 14:40:22,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 136 [2025-02-06 14:40:22,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:22,926 INFO L225 Difference]: With dead ends: 801 [2025-02-06 14:40:22,926 INFO L226 Difference]: Without dead ends: 798 [2025-02-06 14:40:22,927 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 14:40:22,928 INFO L435 NwaCegarLoop]: 487 mSDtfsCounter, 392 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:22,928 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 646 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-02-06 14:40:22,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2025-02-06 14:40:22,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 796. [2025-02-06 14:40:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 586 states have (on average 1.2252559726962458) internal successors, (718), 594 states have internal predecessors, (718), 146 states have call successors, (146), 58 states have call predecessors, (146), 61 states have return successors, (149), 149 states have call predecessors, (149), 146 states have call successors, (149) [2025-02-06 14:40:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1013 transitions. [2025-02-06 14:40:22,981 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1013 transitions. Word has length 136 [2025-02-06 14:40:22,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:22,982 INFO L471 AbstractCegarLoop]: Abstraction has 796 states and 1013 transitions. [2025-02-06 14:40:22,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 32.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-02-06 14:40:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1013 transitions. [2025-02-06 14:40:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-02-06 14:40:22,984 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:22,984 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:22,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-02-06 14:40:23,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-02-06 14:40:23,189 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:23,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:23,189 INFO L85 PathProgramCache]: Analyzing trace with hash 70176423, now seen corresponding path program 1 times [2025-02-06 14:40:23,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:23,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862761727] [2025-02-06 14:40:23,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:23,242 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-02-06 14:40:23,256 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-02-06 14:40:23,256 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:23,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-06 14:40:23,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:23,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862761727] [2025-02-06 14:40:23,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862761727] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:40:23,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549047582] [2025-02-06 14:40:23,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:23,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:23,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:40:23,388 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:40:23,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-02-06 14:40:23,760 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-02-06 14:40:23,859 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-02-06 14:40:23,859 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:23,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:23,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 14:40:23,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:40:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-02-06 14:40:24,051 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:40:24,254 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-06 14:40:24,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549047582] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:40:24,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:40:24,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-06 14:40:24,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869583576] [2025-02-06 14:40:24,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:40:24,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 14:40:24,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:24,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 14:40:24,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:24,260 INFO L87 Difference]: Start difference. First operand 796 states and 1013 transitions. Second operand has 7 states, 6 states have (on average 35.333333333333336) internal successors, (212), 7 states have internal predecessors, (212), 6 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) [2025-02-06 14:40:24,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:24,947 INFO L93 Difference]: Finished difference Result 1353 states and 1722 transitions. [2025-02-06 14:40:24,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:40:24,948 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 35.333333333333336) internal successors, (212), 7 states have internal predecessors, (212), 6 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) Word has length 137 [2025-02-06 14:40:24,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:24,955 INFO L225 Difference]: With dead ends: 1353 [2025-02-06 14:40:24,955 INFO L226 Difference]: Without dead ends: 1350 [2025-02-06 14:40:24,956 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 14:40:24,957 INFO L435 NwaCegarLoop]: 285 mSDtfsCounter, 1399 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:24,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1399 Valid, 883 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 14:40:24,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2025-02-06 14:40:25,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 1130. [2025-02-06 14:40:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1130 states, 831 states have (on average 1.2190132370637785) internal successors, (1013), 839 states have internal predecessors, (1013), 208 states have call successors, (208), 86 states have call predecessors, (208), 90 states have return successors, (212), 212 states have call predecessors, (212), 208 states have call successors, (212) [2025-02-06 14:40:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1433 transitions. [2025-02-06 14:40:25,032 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1433 transitions. Word has length 137 [2025-02-06 14:40:25,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:25,033 INFO L471 AbstractCegarLoop]: Abstraction has 1130 states and 1433 transitions. [2025-02-06 14:40:25,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 35.333333333333336) internal successors, (212), 7 states have internal predecessors, (212), 6 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) [2025-02-06 14:40:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1433 transitions. [2025-02-06 14:40:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2025-02-06 14:40:25,052 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:40:25,052 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2025-02-06 14:40:25,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-02-06 14:40:25,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:40:25,253 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-06 14:40:25,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:40:25,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1554422875, now seen corresponding path program 1 times [2025-02-06 14:40:25,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:40:25,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901561101] [2025-02-06 14:40:25,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:40:25,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:40:25,321 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 231 statements into 1 equivalence classes. [2025-02-06 14:40:25,336 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 231 of 231 statements. [2025-02-06 14:40:25,336 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:40:25,336 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:40:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2025-02-06 14:40:25,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:40:25,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901561101] [2025-02-06 14:40:25,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901561101] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:40:25,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:40:25,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 14:40:25,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740179608] [2025-02-06 14:40:25,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:40:25,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:40:25,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:40:25,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:40:25,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:25,462 INFO L87 Difference]: Start difference. First operand 1130 states and 1433 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-02-06 14:40:27,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 14:40:27,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:40:27,605 INFO L93 Difference]: Finished difference Result 1431 states and 1809 transitions. [2025-02-06 14:40:27,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:40:27,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 231 [2025-02-06 14:40:27,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:40:27,608 INFO L225 Difference]: With dead ends: 1431 [2025-02-06 14:40:27,608 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 14:40:27,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:40:27,611 INFO L435 NwaCegarLoop]: 282 mSDtfsCounter, 241 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2025-02-06 14:40:27,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 299 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2025-02-06 14:40:27,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 14:40:27,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 14:40:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 14:40:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 14:40:27,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 231 [2025-02-06 14:40:27,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:40:27,613 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 14:40:27,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-02-06 14:40:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 14:40:27,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2025-02-06 14:40:27,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2025-02-06 14:40:27,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_fileErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2025-02-06 14:40:27,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-02-06 14:40:27,620 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:40:27,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 14:40:33,416 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 14:40:33,425 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,426 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,426 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,427 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,427 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,428 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2025-02-06 14:40:33,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 02:40:33 BoogieIcfgContainer [2025-02-06 14:40:33,428 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 14:40:33,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 14:40:33,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 14:40:33,429 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 14:40:33,430 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:39:58" (3/4) ... [2025-02-06 14:40:33,431 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 14:40:33,436 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_probe [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file [2025-02-06 14:40:33,437 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2025-02-06 14:40:33,447 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2025-02-06 14:40:33,448 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2025-02-06 14:40:33,449 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2025-02-06 14:40:33,450 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-06 14:40:33,451 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 14:40:33,484 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) [2025-02-06 14:40:33,485 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) [2025-02-06 14:40:33,538 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) [2025-02-06 14:40:33,538 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) [2025-02-06 14:40:33,577 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 14:40:33,578 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 14:40:33,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 14:40:33,579 INFO L158 Benchmark]: Toolchain (without parser) took 39296.22ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 122.8MB in the beginning and 341.2MB in the end (delta: -218.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,579 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 201.3MB. Free memory is still 117.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 14:40:33,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 606.08ms. Allocated memory is still 167.8MB. Free memory was 122.1MB in the beginning and 92.1MB in the end (delta: 30.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.83ms. Allocated memory is still 167.8MB. Free memory was 92.1MB in the beginning and 88.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 14:40:33,581 INFO L158 Benchmark]: Boogie Preprocessor took 102.10ms. Allocated memory is still 167.8MB. Free memory was 88.0MB in the beginning and 79.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,581 INFO L158 Benchmark]: IcfgBuilder took 3207.55ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 107.0MB in the end (delta: -27.3MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,581 INFO L158 Benchmark]: TraceAbstraction took 35149.76ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 106.3MB in the beginning and 353.7MB in the end (delta: -247.4MB). Peak memory consumption was 253.6MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,582 INFO L158 Benchmark]: Witness Printer took 149.08ms. Allocated memory is still 453.0MB. Free memory was 353.7MB in the beginning and 341.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 14:40:33,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 201.3MB. Free memory is still 117.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 606.08ms. Allocated memory is still 167.8MB. Free memory was 122.1MB in the beginning and 92.1MB in the end (delta: 30.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.83ms. Allocated memory is still 167.8MB. Free memory was 92.1MB in the beginning and 88.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 102.10ms. Allocated memory is still 167.8MB. Free memory was 88.0MB in the beginning and 79.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 3207.55ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 107.0MB in the end (delta: -27.3MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * TraceAbstraction took 35149.76ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 106.3MB in the beginning and 353.7MB in the end (delta: -247.4MB). Peak memory consumption was 253.6MB. Max. memory is 16.1GB. * Witness Printer took 149.08ms. Allocated memory is still 453.0MB. Free memory was 353.7MB in the beginning and 341.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. 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: ~i~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: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~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: 1132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1122]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1122]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1118]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1118]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1163]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1163]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1254]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1254]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1242]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1242]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1437]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1437]: 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 19 procedures, 256 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 29.3s, OverallIterations: 18, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 16.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3987 SdHoareTripleChecker+Valid, 15.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3938 mSDsluCounter, 14927 SdHoareTripleChecker+Invalid, 14.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8849 mSDsCounter, 529 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 995 IncrementalHoareTripleChecker+Invalid, 1524 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 529 mSolverCounterUnsat, 6078 mSDtfsCounter, 995 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1425 GetRequests, 1364 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1607occurred in iteration=10, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 18 MinimizatonAttempts, 2800 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 2859 NumberOfCodeBlocks, 2792 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3191 ConstructedInterpolants, 0 QuantifiedInterpolants, 5368 SizeOfPredicates, 3 NumberOfNonLiveVariables, 7508 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 30 InterpolantComputations, 15 PerfectInterpolantSequences, 1025/1101 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 16 specifications checked. All of them hold - InvariantResult [Line: 1002]: Location Invariant Derived location invariant: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) - InvariantResult [Line: 1015]: Location Invariant Derived location invariant: (((((((ldv_count_1 <= 0) && (ref_cnt <= 0)) && (\old(ldv_count_2) == 0)) && ((ldv_count_2 == 0) || (ldv_count_2 == 0))) && (probed_1 <= 0)) && (0 <= ref_cnt)) && (ldv_state_variable_0 == 2)) RESULT: Ultimate proved your program to be correct! [2025-02-06 14:40:33,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE