./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 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 05:05:24,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 05:05:24,102 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-17 05:05:24,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 05:05:24,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 05:05:24,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 05:05:24,150 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 05:05:24,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 05:05:24,152 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 05:05:24,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 05:05:24,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 05:05:24,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 05:05:24,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 05:05:24,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 05:05:24,156 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 05:05:24,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 05:05:24,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 05:05:24,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 05:05:24,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 05:05:24,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 05:05:24,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 05:05:24,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 05:05:24,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 05:05:24,162 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 05:05:24,162 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 05:05:24,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 05:05:24,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 05:05:24,163 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 05:05:24,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 05:05:24,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 05:05:24,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 05:05:24,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:05:24,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 05:05:24,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 05:05:24,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 05:05:24,165 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 05:05:24,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 05:05:24,168 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 05:05:24,168 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 05:05:24,169 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 05:05:24,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 05:05:24,169 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2024-11-17 05:05:24,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 05:05:24,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 05:05:24,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 05:05:24,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 05:05:24,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 05:05:24,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/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 [2024-11-17 05:05:26,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 05:05:26,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 05:05:26,371 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/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 [2024-11-17 05:05:26,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d27fb771b/05ed410bf2d349ca90a946881327d737/FLAG8f0460f51 [2024-11-17 05:05:26,404 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d27fb771b/05ed410bf2d349ca90a946881327d737 [2024-11-17 05:05:26,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 05:05:26,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 05:05:26,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 05:05:26,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 05:05:26,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 05:05:26,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:05:26" (1/1) ... [2024-11-17 05:05:26,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfd58aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:26, skipping insertion in model container [2024-11-17 05:05:26,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:05:26" (1/1) ... [2024-11-17 05:05:26,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 05:05:27,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:05:27,105 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 05:05:27,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:05:27,265 INFO L204 MainTranslator]: Completed translation [2024-11-17 05:05:27,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27 WrapperNode [2024-11-17 05:05:27,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 05:05:27,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 05:05:27,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 05:05:27,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 05:05:27,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,300 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,359 INFO L138 Inliner]: procedures = 84, calls = 179, calls flagged for inlining = 34, calls inlined = 27, statements flattened = 585 [2024-11-17 05:05:27,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 05:05:27,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 05:05:27,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 05:05:27,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 05:05:27,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,381 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,473 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]. [2024-11-17 05:05:27,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,507 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 05:05:27,539 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 05:05:27,539 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 05:05:27,539 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 05:05:27,541 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (1/1) ... [2024-11-17 05:05:27,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:05:27,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:05:27,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 05:05:27,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 05:05:27,629 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-11-17 05:05:27,629 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-11-17 05:05:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2024-11-17 05:05:27,630 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2024-11-17 05:05:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 05:05:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-17 05:05:27,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-17 05:05:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-17 05:05:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-17 05:05:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-17 05:05:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-17 05:05:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 05:05:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 05:05:27,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 05:05:27,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-17 05:05:27,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-17 05:05:27,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-17 05:05:27,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-17 05:05:27,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-17 05:05:27,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-17 05:05:27,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-17 05:05:27,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-17 05:05:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 05:05:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 05:05:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 05:05:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-17 05:05:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-17 05:05:27,636 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-17 05:05:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-17 05:05:27,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-17 05:05:27,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-17 05:05:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-17 05:05:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-11-17 05:05:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-11-17 05:05:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 05:05:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-17 05:05:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-17 05:05:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-17 05:05:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-17 05:05:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-17 05:05:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-11-17 05:05:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-17 05:05:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2024-11-17 05:05:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 05:05:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-17 05:05:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-17 05:05:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 05:05:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 05:05:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2024-11-17 05:05:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2024-11-17 05:05:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-17 05:05:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-17 05:05:27,877 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 05:05:27,882 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 05:05:28,424 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1507: havoc s3c_adc_register_#t~ret156#1.base, s3c_adc_register_#t~ret156#1.offset; [2024-11-17 05:05:28,425 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1474: havoc dev_warn_#t~nondet151#1; [2024-11-17 05:05:28,425 INFO L1250 $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; [2024-11-17 05:05:28,425 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1480: havoc hwmon_device_register_#t~ret152#1.base, hwmon_device_register_#t~ret152#1.offset; [2024-11-17 05:05:28,433 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-17 05:05:28,490 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1463: havoc dev_get_drvdata_#t~ret149#1.base, dev_get_drvdata_#t~ret149#1.offset; [2024-11-17 05:05:28,497 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1460: havoc #t~nondet148; [2024-11-17 05:05:30,642 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1497: havoc platform_driver_register_#t~nondet154#1; [2024-11-17 05:05:30,772 INFO L? ?]: Removed 255 outVars from TransFormulas that were not future-live. [2024-11-17 05:05:30,773 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 05:05:30,804 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 05:05:30,805 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 05:05:30,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:05:30 BoogieIcfgContainer [2024-11-17 05:05:30,805 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 05:05:30,808 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 05:05:30,808 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 05:05:30,811 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 05:05:30,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:05:26" (1/3) ... [2024-11-17 05:05:30,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d674866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:05:30, skipping insertion in model container [2024-11-17 05:05:30,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:05:27" (2/3) ... [2024-11-17 05:05:30,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d674866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:05:30, skipping insertion in model container [2024-11-17 05:05:30,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:05:30" (3/3) ... [2024-11-17 05:05:30,814 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-17 05:05:30,830 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 05:05:30,831 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-17 05:05:30,907 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 05:05:30,913 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;@49b98c11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 05:05:30,913 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-17 05:05:30,919 INFO L276 IsEmpty]: Start isEmpty. Operand has 276 states, 194 states have (on average 1.3144329896907216) internal successors, (255), 217 states have internal predecessors, (255), 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) [2024-11-17 05:05:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-17 05:05:30,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:30,931 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:05:30,931 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)] === [2024-11-17 05:05:30,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:30,939 INFO L85 PathProgramCache]: Analyzing trace with hash -443438213, now seen corresponding path program 1 times [2024-11-17 05:05:30,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:30,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872181393] [2024-11-17 05:05:30,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:30,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:31,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-17 05:05:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:31,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:05:31,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:31,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872181393] [2024-11-17 05:05:31,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872181393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:31,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:31,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:05:31,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300033840] [2024-11-17 05:05:31,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:31,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:05:31,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:31,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:05:31,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:05:31,564 INFO L87 Difference]: Start difference. First operand has 276 states, 194 states have (on average 1.3144329896907216) internal successors, (255), 217 states have internal predecessors, (255), 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 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-17 05:05:35,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:36,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:36,477 INFO L93 Difference]: Finished difference Result 602 states and 780 transitions. [2024-11-17 05:05:36,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:05:36,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 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 [2024-11-17 05:05:36,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:36,504 INFO L225 Difference]: With dead ends: 602 [2024-11-17 05:05:36,504 INFO L226 Difference]: Without dead ends: 305 [2024-11-17 05:05:36,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:36,518 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 103 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 55 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:36,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 620 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 310 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-17 05:05:36,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-17 05:05:36,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 279. [2024-11-17 05:05:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 202 states have (on average 1.2920792079207921) internal successors, (261), 220 states have internal predecessors, (261), 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) [2024-11-17 05:05:36,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 349 transitions. [2024-11-17 05:05:36,608 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 349 transitions. Word has length 21 [2024-11-17 05:05:36,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:36,609 INFO L471 AbstractCegarLoop]: Abstraction has 279 states and 349 transitions. [2024-11-17 05:05:36,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-17 05:05:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 349 transitions. [2024-11-17 05:05:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-17 05:05:36,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:36,613 INFO L215 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, 1, 1] [2024-11-17 05:05:36,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 05:05:36,614 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)] === [2024-11-17 05:05:36,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:36,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1697878211, now seen corresponding path program 1 times [2024-11-17 05:05:36,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:36,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021742273] [2024-11-17 05:05:36,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:36,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:36,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:36,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:36,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:05:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:36,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-17 05:05:36,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:36,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021742273] [2024-11-17 05:05:36,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021742273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:36,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:36,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:05:36,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449952163] [2024-11-17 05:05:36,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:36,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:05:36,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:36,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:05:36,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:36,947 INFO L87 Difference]: Start difference. First operand 279 states and 349 transitions. Second operand has 5 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 05:05:38,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:38,708 INFO L93 Difference]: Finished difference Result 607 states and 767 transitions. [2024-11-17 05:05:38,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:05:38,709 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 3 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 47 [2024-11-17 05:05:38,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:38,716 INFO L225 Difference]: With dead ends: 607 [2024-11-17 05:05:38,717 INFO L226 Difference]: Without dead ends: 601 [2024-11-17 05:05:38,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:05:38,721 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 462 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:38,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 617 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-17 05:05:38,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2024-11-17 05:05:38,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 536. [2024-11-17 05:05:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 398 states have (on average 1.2814070351758795) internal successors, (510), 419 states have internal predecessors, (510), 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) [2024-11-17 05:05:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 686 transitions. [2024-11-17 05:05:38,802 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 686 transitions. Word has length 47 [2024-11-17 05:05:38,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:38,804 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 686 transitions. [2024-11-17 05:05:38,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 05:05:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 686 transitions. [2024-11-17 05:05:38,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-17 05:05:38,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:38,811 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:05:38,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 05:05:38,812 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)] === [2024-11-17 05:05:38,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:38,813 INFO L85 PathProgramCache]: Analyzing trace with hash 2009399658, now seen corresponding path program 1 times [2024-11-17 05:05:38,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:38,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121401557] [2024-11-17 05:05:38,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:38,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:05:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-17 05:05:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-17 05:05:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:05:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-17 05:05:39,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:39,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121401557] [2024-11-17 05:05:39,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121401557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:05:39,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294673463] [2024-11-17 05:05:39,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:39,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:05:39,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:05:39,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:05:39,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 05:05:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:39,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:05:39,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:05:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-17 05:05:39,458 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:05:39,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294673463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:39,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:05:39,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2024-11-17 05:05:39,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097883084] [2024-11-17 05:05:39,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:39,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:05:39,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:39,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:05:39,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:05:39,462 INFO L87 Difference]: Start difference. First operand 536 states and 686 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2024-11-17 05:05:39,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:39,518 INFO L93 Difference]: Finished difference Result 1269 states and 1619 transitions. [2024-11-17 05:05:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:05:39,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 71 [2024-11-17 05:05:39,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:39,555 INFO L225 Difference]: With dead ends: 1269 [2024-11-17 05:05:39,557 INFO L226 Difference]: Without dead ends: 736 [2024-11-17 05:05:39,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:05:39,559 INFO L432 NwaCegarLoop]: 344 mSDtfsCounter, 235 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 657 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 [2024-11-17 05:05:39,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 657 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:05:39,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2024-11-17 05:05:39,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 723. [2024-11-17 05:05:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 544 states have (on average 1.2775735294117647) internal successors, (695), 568 states have internal predecessors, (695), 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) [2024-11-17 05:05:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 927 transitions. [2024-11-17 05:05:39,625 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 927 transitions. Word has length 71 [2024-11-17 05:05:39,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:39,626 INFO L471 AbstractCegarLoop]: Abstraction has 723 states and 927 transitions. [2024-11-17 05:05:39,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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) [2024-11-17 05:05:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 927 transitions. [2024-11-17 05:05:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-17 05:05:39,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:39,633 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 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, 1, 1, 1] [2024-11-17 05:05:39,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-17 05:05:39,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:05:39,834 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)] === [2024-11-17 05:05:39,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:39,834 INFO L85 PathProgramCache]: Analyzing trace with hash -169602978, now seen corresponding path program 1 times [2024-11-17 05:05:39,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:39,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681556848] [2024-11-17 05:05:39,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:39,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:05:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-17 05:05:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-17 05:05:40,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:40,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681556848] [2024-11-17 05:05:40,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681556848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:40,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:40,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:05:40,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57129435] [2024-11-17 05:05:40,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:40,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:05:40,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:40,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:05:40,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:40,072 INFO L87 Difference]: Start difference. First operand 723 states and 927 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:05:42,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:43,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:43,827 INFO L93 Difference]: Finished difference Result 1369 states and 1746 transitions. [2024-11-17 05:05:43,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:05:43,828 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (5), 3 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 69 [2024-11-17 05:05:43,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:43,835 INFO L225 Difference]: With dead ends: 1369 [2024-11-17 05:05:43,837 INFO L226 Difference]: Without dead ends: 872 [2024-11-17 05:05:43,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:05:43,839 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 292 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:43,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 668 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-17 05:05:43,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2024-11-17 05:05:43,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 812. [2024-11-17 05:05:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 812 states, 610 states have (on average 1.2704918032786885) internal successors, (775), 634 states have internal predecessors, (775), 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) [2024-11-17 05:05:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 1031 transitions. [2024-11-17 05:05:43,937 INFO L78 Accepts]: Start accepts. Automaton has 812 states and 1031 transitions. Word has length 69 [2024-11-17 05:05:43,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:43,938 INFO L471 AbstractCegarLoop]: Abstraction has 812 states and 1031 transitions. [2024-11-17 05:05:43,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:05:43,939 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1031 transitions. [2024-11-17 05:05:43,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-17 05:05:43,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:43,942 INFO L215 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] [2024-11-17 05:05:43,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 05:05:43,942 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)] === [2024-11-17 05:05:43,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:43,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1098450173, now seen corresponding path program 1 times [2024-11-17 05:05:43,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:43,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941472672] [2024-11-17 05:05:43,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:43,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-17 05:05:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-17 05:05:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:05:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 05:05:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:44,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:44,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941472672] [2024-11-17 05:05:44,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941472672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:44,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:44,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 05:05:44,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395088369] [2024-11-17 05:05:44,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:44,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:05:44,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:44,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:05:44,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:05:44,224 INFO L87 Difference]: Start difference. First operand 812 states and 1031 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-17 05:05:47,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:47,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:47,685 INFO L93 Difference]: Finished difference Result 1794 states and 2317 transitions. [2024-11-17 05:05:47,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:05:47,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (8), 2 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 88 [2024-11-17 05:05:47,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:47,695 INFO L225 Difference]: With dead ends: 1794 [2024-11-17 05:05:47,695 INFO L226 Difference]: Without dead ends: 985 [2024-11-17 05:05:47,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:05:47,699 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 106 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:47,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 637 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-17 05:05:47,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-11-17 05:05:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 929. [2024-11-17 05:05:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 706 states have (on average 1.271954674220963) internal successors, (898), 730 states have internal predecessors, (898), 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) [2024-11-17 05:05:47,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1196 transitions. [2024-11-17 05:05:47,754 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1196 transitions. Word has length 88 [2024-11-17 05:05:47,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:47,755 INFO L471 AbstractCegarLoop]: Abstraction has 929 states and 1196 transitions. [2024-11-17 05:05:47,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-17 05:05:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1196 transitions. [2024-11-17 05:05:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-17 05:05:47,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:47,758 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1] [2024-11-17 05:05:47,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 05:05:47,759 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)] === [2024-11-17 05:05:47,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:47,759 INFO L85 PathProgramCache]: Analyzing trace with hash 679710603, now seen corresponding path program 1 times [2024-11-17 05:05:47,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:47,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227783367] [2024-11-17 05:05:47,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:47,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:47,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:05:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-17 05:05:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 05:05:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-17 05:05:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:05:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-17 05:05:48,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:48,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227783367] [2024-11-17 05:05:48,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227783367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:48,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:48,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:05:48,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119323549] [2024-11-17 05:05:48,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:48,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:05:48,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:48,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:05:48,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:48,042 INFO L87 Difference]: Start difference. First operand 929 states and 1196 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-17 05:05:51,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:51,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:51,535 INFO L93 Difference]: Finished difference Result 1677 states and 2174 transitions. [2024-11-17 05:05:51,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:05:51,536 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (11), 3 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 93 [2024-11-17 05:05:51,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:51,543 INFO L225 Difference]: With dead ends: 1677 [2024-11-17 05:05:51,544 INFO L226 Difference]: Without dead ends: 1013 [2024-11-17 05:05:51,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:05:51,547 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 144 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:51,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 613 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-17 05:05:51,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2024-11-17 05:05:51,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 941. [2024-11-17 05:05:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 941 states, 716 states have (on average 1.2681564245810055) internal successors, (908), 740 states have internal predecessors, (908), 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) [2024-11-17 05:05:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 941 states and 1210 transitions. [2024-11-17 05:05:51,597 INFO L78 Accepts]: Start accepts. Automaton has 941 states and 1210 transitions. Word has length 93 [2024-11-17 05:05:51,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:51,598 INFO L471 AbstractCegarLoop]: Abstraction has 941 states and 1210 transitions. [2024-11-17 05:05:51,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-17 05:05:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1210 transitions. [2024-11-17 05:05:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-17 05:05:51,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:51,604 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:05:51,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 05:05:51,605 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)] === [2024-11-17 05:05:51,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:51,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1427986732, now seen corresponding path program 1 times [2024-11-17 05:05:51,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:51,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21468786] [2024-11-17 05:05:51,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:51,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-17 05:05:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-17 05:05:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:05:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 05:05:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:51,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:51,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21468786] [2024-11-17 05:05:51,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21468786] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:05:51,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648381307] [2024-11-17 05:05:51,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:51,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:05:51,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:05:51,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:05:51,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 05:05:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:05:52,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:05:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:52,239 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:05:52,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1648381307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:52,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:05:52,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-17 05:05:52,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010897380] [2024-11-17 05:05:52,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:52,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:05:52,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:52,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:05:52,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:05:52,242 INFO L87 Difference]: Start difference. First operand 941 states and 1210 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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) [2024-11-17 05:05:52,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:52,344 INFO L93 Difference]: Finished difference Result 1888 states and 2435 transitions. [2024-11-17 05:05:52,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:05:52,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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 96 [2024-11-17 05:05:52,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:52,350 INFO L225 Difference]: With dead ends: 1888 [2024-11-17 05:05:52,350 INFO L226 Difference]: Without dead ends: 950 [2024-11-17 05:05:52,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:05:52,357 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 75 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:52,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 651 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:05:52,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2024-11-17 05:05:52,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 947. [2024-11-17 05:05:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 725 states have (on average 1.2524137931034482) internal successors, (908), 746 states have internal predecessors, (908), 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) [2024-11-17 05:05:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1210 transitions. [2024-11-17 05:05:52,398 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1210 transitions. Word has length 96 [2024-11-17 05:05:52,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:52,398 INFO L471 AbstractCegarLoop]: Abstraction has 947 states and 1210 transitions. [2024-11-17 05:05:52,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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) [2024-11-17 05:05:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1210 transitions. [2024-11-17 05:05:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-17 05:05:52,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:52,401 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:05:52,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-17 05:05:52,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-17 05:05:52,605 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)] === [2024-11-17 05:05:52,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:52,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1317915744, now seen corresponding path program 1 times [2024-11-17 05:05:52,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:52,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063670145] [2024-11-17 05:05:52,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:52,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-17 05:05:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-17 05:05:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:05:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 05:05:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:52,863 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:52,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:52,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063670145] [2024-11-17 05:05:52,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063670145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:05:52,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452174507] [2024-11-17 05:05:52,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:52,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:05:52,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:05:52,866 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:05:52,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 05:05:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:53,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:05:53,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:05:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:53,276 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:05:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:53,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452174507] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:05:53,370 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:05:53,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2024-11-17 05:05:53,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941917213] [2024-11-17 05:05:53,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:05:53,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 05:05:53,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:53,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 05:05:53,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:05:53,372 INFO L87 Difference]: Start difference. First operand 947 states and 1210 transitions. Second operand has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-17 05:05:54,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:55,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:55,446 INFO L93 Difference]: Finished difference Result 1168 states and 1521 transitions. [2024-11-17 05:05:55,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 05:05:55,447 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 97 [2024-11-17 05:05:55,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:55,454 INFO L225 Difference]: With dead ends: 1168 [2024-11-17 05:05:55,454 INFO L226 Difference]: Without dead ends: 1165 [2024-11-17 05:05:55,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:05:55,457 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 183 mSDsluCounter, 999 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 1244 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:55,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 1244 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-17 05:05:55,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2024-11-17 05:05:55,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 929. [2024-11-17 05:05:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 713 states have (on average 1.244039270687237) internal successors, (887), 731 states have internal predecessors, (887), 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) [2024-11-17 05:05:55,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1183 transitions. [2024-11-17 05:05:55,528 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1183 transitions. Word has length 97 [2024-11-17 05:05:55,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:55,528 INFO L471 AbstractCegarLoop]: Abstraction has 929 states and 1183 transitions. [2024-11-17 05:05:55,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-17 05:05:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1183 transitions. [2024-11-17 05:05:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-17 05:05:55,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:55,530 INFO L215 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, 1, 1, 1, 1] [2024-11-17 05:05:55,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-17 05:05:55,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:05:55,735 INFO L396 AbstractCegarLoop]: === Iteration 9 === 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)] === [2024-11-17 05:05:55,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:55,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1325184118, now seen corresponding path program 1 times [2024-11-17 05:05:55,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:55,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341180377] [2024-11-17 05:05:55,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:55,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-17 05:05:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-17 05:05:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:05:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 05:05:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:05:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-17 05:05:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:56,126 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:05:56,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:56,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341180377] [2024-11-17 05:05:56,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341180377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:56,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:56,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 05:05:56,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578936178] [2024-11-17 05:05:56,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:56,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:05:56,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:56,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:05:56,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:05:56,130 INFO L87 Difference]: Start difference. First operand 929 states and 1183 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-17 05:05:57,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:05:58,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:05:58,268 INFO L93 Difference]: Finished difference Result 1973 states and 2538 transitions. [2024-11-17 05:05:58,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:05:58,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 3 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 100 [2024-11-17 05:05:58,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:05:58,283 INFO L225 Difference]: With dead ends: 1973 [2024-11-17 05:05:58,283 INFO L226 Difference]: Without dead ends: 1971 [2024-11-17 05:05:58,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:58,287 INFO L432 NwaCegarLoop]: 306 mSDtfsCounter, 358 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:05:58,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 739 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-17 05:05:58,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2024-11-17 05:05:58,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1836. [2024-11-17 05:05:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1836 states, 1414 states have (on average 1.241867043847242) internal successors, (1756), 1441 states have internal predecessors, (1756), 296 states have call successors, (296), 116 states have call predecessors, (296), 116 states have return successors, (311), 296 states have call predecessors, (311), 296 states have call successors, (311) [2024-11-17 05:05:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2363 transitions. [2024-11-17 05:05:58,383 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2363 transitions. Word has length 100 [2024-11-17 05:05:58,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:05:58,383 INFO L471 AbstractCegarLoop]: Abstraction has 1836 states and 2363 transitions. [2024-11-17 05:05:58,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-17 05:05:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2363 transitions. [2024-11-17 05:05:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-17 05:05:58,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:05:58,386 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:05:58,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-17 05:05:58,386 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:05:58,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:05:58,387 INFO L85 PathProgramCache]: Analyzing trace with hash -2046054816, now seen corresponding path program 2 times [2024-11-17 05:05:58,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:05:58,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495772131] [2024-11-17 05:05:58,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:05:58,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:05:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:05:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:05:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:05:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-17 05:05:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-17 05:05:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-17 05:05:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:05:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:05:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-17 05:05:58,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:05:58,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495772131] [2024-11-17 05:05:58,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495772131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:05:58,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:05:58,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:05:58,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719100661] [2024-11-17 05:05:58,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:05:58,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:05:58,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:05:58,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:05:58,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:05:58,600 INFO L87 Difference]: Start difference. First operand 1836 states and 2363 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-17 05:06:00,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:01,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:02,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:02,285 INFO L93 Difference]: Finished difference Result 3116 states and 4005 transitions. [2024-11-17 05:06:02,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:06:02,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 95 [2024-11-17 05:06:02,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:02,294 INFO L225 Difference]: With dead ends: 3116 [2024-11-17 05:06:02,294 INFO L226 Difference]: Without dead ends: 1223 [2024-11-17 05:06:02,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:06:02,301 INFO L432 NwaCegarLoop]: 234 mSDtfsCounter, 373 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:02,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 436 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-17 05:06:02,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1223 states. [2024-11-17 05:06:02,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1157. [2024-11-17 05:06:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 875 states have (on average 1.2137142857142857) internal successors, (1062), 896 states have internal predecessors, (1062), 190 states have call successors, (190), 82 states have call predecessors, (190), 84 states have return successors, (208), 190 states have call predecessors, (208), 190 states have call successors, (208) [2024-11-17 05:06:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1460 transitions. [2024-11-17 05:06:02,374 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1460 transitions. Word has length 95 [2024-11-17 05:06:02,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:02,375 INFO L471 AbstractCegarLoop]: Abstraction has 1157 states and 1460 transitions. [2024-11-17 05:06:02,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-17 05:06:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1460 transitions. [2024-11-17 05:06:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-17 05:06:02,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:02,377 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:02,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-17 05:06:02,378 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)] === [2024-11-17 05:06:02,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:02,379 INFO L85 PathProgramCache]: Analyzing trace with hash -92518108, now seen corresponding path program 1 times [2024-11-17 05:06:02,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:02,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154933362] [2024-11-17 05:06:02,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:02,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-17 05:06:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-17 05:06:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 05:06:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-17 05:06:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-17 05:06:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-17 05:06:02,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:02,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154933362] [2024-11-17 05:06:02,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154933362] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:02,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543310945] [2024-11-17 05:06:02,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:02,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:02,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:02,655 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:02,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-17 05:06:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:03,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 05:06:03,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:03,072 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-17 05:06:03,073 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:06:03,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543310945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:03,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:06:03,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-17 05:06:03,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986021099] [2024-11-17 05:06:03,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:03,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:06:03,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:03,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:06:03,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:06:03,075 INFO L87 Difference]: Start difference. First operand 1157 states and 1460 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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) [2024-11-17 05:06:04,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:04,135 INFO L93 Difference]: Finished difference Result 2772 states and 3499 transitions. [2024-11-17 05:06:04,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:06:04,136 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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 111 [2024-11-17 05:06:04,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:04,147 INFO L225 Difference]: With dead ends: 2772 [2024-11-17 05:06:04,147 INFO L226 Difference]: Without dead ends: 2101 [2024-11-17 05:06:04,150 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-17 05:06:04,150 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 240 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:04,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 1489 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-17 05:06:04,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2024-11-17 05:06:04,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 1632. [2024-11-17 05:06:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1632 states, 1233 states have (on average 1.2100567721005677) internal successors, (1492), 1265 states have internal predecessors, (1492), 270 states have call successors, (270), 112 states have call predecessors, (270), 121 states have return successors, (303), 272 states have call predecessors, (303), 270 states have call successors, (303) [2024-11-17 05:06:04,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2065 transitions. [2024-11-17 05:06:04,298 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2065 transitions. Word has length 111 [2024-11-17 05:06:04,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:04,298 INFO L471 AbstractCegarLoop]: Abstraction has 1632 states and 2065 transitions. [2024-11-17 05:06:04,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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) [2024-11-17 05:06:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2065 transitions. [2024-11-17 05:06:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-17 05:06:04,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:04,301 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:04,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-17 05:06:04,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:04,502 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:06:04,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:04,502 INFO L85 PathProgramCache]: Analyzing trace with hash -847843915, now seen corresponding path program 1 times [2024-11-17 05:06:04,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:04,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799985450] [2024-11-17 05:06:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:04,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-17 05:06:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:06:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-17 05:06:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:06:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:06:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-17 05:06:04,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:04,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799985450] [2024-11-17 05:06:04,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799985450] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:04,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112739102] [2024-11-17 05:06:04,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:04,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:04,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:04,742 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:04,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-17 05:06:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:05,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 05:06:05,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-17 05:06:05,241 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:06:05,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112739102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:05,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:06:05,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-17 05:06:05,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842898366] [2024-11-17 05:06:05,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:05,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:06:05,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:05,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:06:05,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:06:05,245 INFO L87 Difference]: Start difference. First operand 1632 states and 2065 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 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) [2024-11-17 05:06:07,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:07,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:07,922 INFO L93 Difference]: Finished difference Result 3271 states and 4128 transitions. [2024-11-17 05:06:07,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:06:07,923 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 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 115 [2024-11-17 05:06:07,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:07,936 INFO L225 Difference]: With dead ends: 3271 [2024-11-17 05:06:07,937 INFO L226 Difference]: Without dead ends: 2592 [2024-11-17 05:06:07,941 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-17 05:06:07,941 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 240 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:07,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 1487 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-17 05:06:07,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2592 states. [2024-11-17 05:06:08,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2592 to 1632. [2024-11-17 05:06:08,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1632 states, 1233 states have (on average 1.2100567721005677) internal successors, (1492), 1265 states have internal predecessors, (1492), 270 states have call successors, (270), 112 states have call predecessors, (270), 121 states have return successors, (303), 272 states have call predecessors, (303), 270 states have call successors, (303) [2024-11-17 05:06:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2065 transitions. [2024-11-17 05:06:08,061 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2065 transitions. Word has length 115 [2024-11-17 05:06:08,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:08,061 INFO L471 AbstractCegarLoop]: Abstraction has 1632 states and 2065 transitions. [2024-11-17 05:06:08,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 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) [2024-11-17 05:06:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2065 transitions. [2024-11-17 05:06:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-17 05:06:08,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:08,064 INFO L215 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, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:08,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-17 05:06:08,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-17 05:06:08,265 INFO L396 AbstractCegarLoop]: === Iteration 13 === 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)] === [2024-11-17 05:06:08,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:08,265 INFO L85 PathProgramCache]: Analyzing trace with hash 843721455, now seen corresponding path program 1 times [2024-11-17 05:06:08,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:08,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272650079] [2024-11-17 05:06:08,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:08,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-17 05:06:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-17 05:06:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:06:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 05:06:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-17 05:06:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-17 05:06:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-17 05:06:08,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:08,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272650079] [2024-11-17 05:06:08,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272650079] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:08,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470971257] [2024-11-17 05:06:08,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:08,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:08,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:08,812 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:08,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-17 05:06:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:09,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 972 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-17 05:06:09,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:09,740 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 05:06:09,740 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:06:09,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470971257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:09,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:06:09,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 13 [2024-11-17 05:06:09,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739008739] [2024-11-17 05:06:09,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:09,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-17 05:06:09,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:09,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 05:06:09,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-17 05:06:09,744 INFO L87 Difference]: Start difference. First operand 1632 states and 2065 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 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) [2024-11-17 05:06:11,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:12,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:14,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:15,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:15,111 INFO L93 Difference]: Finished difference Result 1653 states and 2077 transitions. [2024-11-17 05:06:15,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:06:15,112 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 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 121 [2024-11-17 05:06:15,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:15,118 INFO L225 Difference]: With dead ends: 1653 [2024-11-17 05:06:15,118 INFO L226 Difference]: Without dead ends: 818 [2024-11-17 05:06:15,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2024-11-17 05:06:15,122 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 452 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:15,123 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [453 Valid, 573 Invalid, 618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-17 05:06:15,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2024-11-17 05:06:15,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 818. [2024-11-17 05:06:15,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 617 states have (on average 1.2058346839546192) internal successors, (744), 633 states have internal predecessors, (744), 136 states have call successors, (136), 56 states have call predecessors, (136), 59 states have return successors, (139), 137 states have call predecessors, (139), 136 states have call successors, (139) [2024-11-17 05:06:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1019 transitions. [2024-11-17 05:06:15,183 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1019 transitions. Word has length 121 [2024-11-17 05:06:15,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:15,183 INFO L471 AbstractCegarLoop]: Abstraction has 818 states and 1019 transitions. [2024-11-17 05:06:15,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 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) [2024-11-17 05:06:15,184 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1019 transitions. [2024-11-17 05:06:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-17 05:06:15,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:15,187 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:15,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-17 05:06:15,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:15,389 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)] === [2024-11-17 05:06:15,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:15,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1107813127, now seen corresponding path program 1 times [2024-11-17 05:06:15,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:15,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589200628] [2024-11-17 05:06:15,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:15,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-17 05:06:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-17 05:06:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-17 05:06:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-17 05:06:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-17 05:06:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-17 05:06:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-17 05:06:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:15,722 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-17 05:06:15,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:15,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589200628] [2024-11-17 05:06:15,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589200628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:15,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:06:15,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 05:06:15,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884398457] [2024-11-17 05:06:15,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:15,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:06:15,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:15,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:06:15,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:06:15,725 INFO L87 Difference]: Start difference. First operand 818 states and 1019 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:06:18,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:19,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:20,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:20,091 INFO L93 Difference]: Finished difference Result 1645 states and 2051 transitions. [2024-11-17 05:06:20,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:06:20,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 4 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 140 [2024-11-17 05:06:20,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:20,098 INFO L225 Difference]: With dead ends: 1645 [2024-11-17 05:06:20,098 INFO L226 Difference]: Without dead ends: 854 [2024-11-17 05:06:20,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:06:20,102 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 60 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:20,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 862 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-17 05:06:20,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2024-11-17 05:06:20,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 818. [2024-11-17 05:06:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 617 states have (on average 1.20097244732577) internal successors, (741), 630 states have internal predecessors, (741), 136 states have call successors, (136), 56 states have call predecessors, (136), 59 states have return successors, (139), 137 states have call predecessors, (139), 136 states have call successors, (139) [2024-11-17 05:06:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1016 transitions. [2024-11-17 05:06:20,172 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1016 transitions. Word has length 140 [2024-11-17 05:06:20,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:20,173 INFO L471 AbstractCegarLoop]: Abstraction has 818 states and 1016 transitions. [2024-11-17 05:06:20,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:06:20,173 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1016 transitions. [2024-11-17 05:06:20,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-17 05:06:20,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:20,176 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:20,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-17 05:06:20,177 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:06:20,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:20,177 INFO L85 PathProgramCache]: Analyzing trace with hash -850182325, now seen corresponding path program 1 times [2024-11-17 05:06:20,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:20,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461604081] [2024-11-17 05:06:20,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:20,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-17 05:06:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-17 05:06:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:06:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-17 05:06:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-17 05:06:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-17 05:06:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-17 05:06:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-17 05:06:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-17 05:06:20,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:20,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461604081] [2024-11-17 05:06:20,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461604081] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:20,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445786654] [2024-11-17 05:06:20,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:20,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:20,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:20,490 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:20,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-17 05:06:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:20,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:06:20,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-17 05:06:21,027 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:06:21,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445786654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:21,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:06:21,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-17 05:06:21,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397253203] [2024-11-17 05:06:21,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:21,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:06:21,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:21,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:06:21,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:06:21,029 INFO L87 Difference]: Start difference. First operand 818 states and 1016 transitions. Second operand has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 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) [2024-11-17 05:06:21,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:21,091 INFO L93 Difference]: Finished difference Result 819 states and 1017 transitions. [2024-11-17 05:06:21,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:06:21,092 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 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 144 [2024-11-17 05:06:21,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:21,098 INFO L225 Difference]: With dead ends: 819 [2024-11-17 05:06:21,099 INFO L226 Difference]: Without dead ends: 818 [2024-11-17 05:06:21,099 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:06:21,100 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 2 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:21,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 582 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:06:21,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2024-11-17 05:06:21,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 817. [2024-11-17 05:06:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 617 states have (on average 1.1993517017828201) internal successors, (740), 629 states have internal predecessors, (740), 136 states have call successors, (136), 56 states have call predecessors, (136), 59 states have return successors, (139), 137 states have call predecessors, (139), 136 states have call successors, (139) [2024-11-17 05:06:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 1015 transitions. [2024-11-17 05:06:21,194 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 1015 transitions. Word has length 144 [2024-11-17 05:06:21,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:21,195 INFO L471 AbstractCegarLoop]: Abstraction has 817 states and 1015 transitions. [2024-11-17 05:06:21,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 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) [2024-11-17 05:06:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1015 transitions. [2024-11-17 05:06:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-17 05:06:21,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:21,200 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:21,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-17 05:06:21,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:21,401 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting s3c_hwmon_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:06:21,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:21,401 INFO L85 PathProgramCache]: Analyzing trace with hash -585848104, now seen corresponding path program 1 times [2024-11-17 05:06:21,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:21,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667243815] [2024-11-17 05:06:21,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:21,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-17 05:06:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-17 05:06:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:06:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-17 05:06:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-17 05:06:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-17 05:06:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-17 05:06:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-17 05:06:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:21,679 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-17 05:06:21,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:21,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667243815] [2024-11-17 05:06:21,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667243815] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:21,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [46409366] [2024-11-17 05:06:21,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:21,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:21,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:21,684 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:21,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-17 05:06:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:22,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:06:22,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-17 05:06:22,267 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:06:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-17 05:06:22,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [46409366] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:06:22,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:06:22,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2024-11-17 05:06:22,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840858276] [2024-11-17 05:06:22,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:06:22,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-17 05:06:22,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:22,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-17 05:06:22,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:06:22,410 INFO L87 Difference]: Start difference. First operand 817 states and 1015 transitions. Second operand has 9 states, 8 states have (on average 14.125) internal successors, (113), 7 states have internal predecessors, (113), 6 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-17 05:06:24,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:25,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:25,266 INFO L93 Difference]: Finished difference Result 871 states and 1088 transitions. [2024-11-17 05:06:25,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 05:06:25,267 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 14.125) internal successors, (113), 7 states have internal predecessors, (113), 6 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 145 [2024-11-17 05:06:25,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:25,272 INFO L225 Difference]: With dead ends: 871 [2024-11-17 05:06:25,273 INFO L226 Difference]: Without dead ends: 870 [2024-11-17 05:06:25,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2024-11-17 05:06:25,274 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 145 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 743 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:25,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 743 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-17 05:06:25,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2024-11-17 05:06:25,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 812. [2024-11-17 05:06:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 812 states, 614 states have (on average 1.1986970684039089) internal successors, (736), 625 states have internal predecessors, (736), 135 states have call successors, (135), 56 states have call predecessors, (135), 59 states have return successors, (138), 136 states have call predecessors, (138), 135 states have call successors, (138) [2024-11-17 05:06:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 1009 transitions. [2024-11-17 05:06:25,334 INFO L78 Accepts]: Start accepts. Automaton has 812 states and 1009 transitions. Word has length 145 [2024-11-17 05:06:25,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:25,335 INFO L471 AbstractCegarLoop]: Abstraction has 812 states and 1009 transitions. [2024-11-17 05:06:25,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 14.125) internal successors, (113), 7 states have internal predecessors, (113), 6 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-17 05:06:25,335 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1009 transitions. [2024-11-17 05:06:25,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-17 05:06:25,338 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:25,339 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:25,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-17 05:06:25,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-17 05:06:25,569 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:06:25,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:25,569 INFO L85 PathProgramCache]: Analyzing trace with hash 2083471616, now seen corresponding path program 1 times [2024-11-17 05:06:25,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:25,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159925610] [2024-11-17 05:06:25,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:25,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-17 05:06:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-17 05:06:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:06:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-17 05:06:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-17 05:06:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:06:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-17 05:06:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:06:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-17 05:06:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-17 05:06:25,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:25,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159925610] [2024-11-17 05:06:25,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159925610] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:25,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121777683] [2024-11-17 05:06:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:25,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:25,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:25,917 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:25,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-17 05:06:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:26,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:06:26,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:26,620 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-17 05:06:26,620 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:06:26,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121777683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:06:26,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:06:26,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-17 05:06:26,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98433637] [2024-11-17 05:06:26,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:06:26,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:06:26,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:26,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:06:26,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:06:26,623 INFO L87 Difference]: Start difference. First operand 812 states and 1009 transitions. Second operand has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2024-11-17 05:06:29,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:29,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:29,337 INFO L93 Difference]: Finished difference Result 812 states and 1009 transitions. [2024-11-17 05:06:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:06:29,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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 145 [2024-11-17 05:06:29,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:29,343 INFO L225 Difference]: With dead ends: 812 [2024-11-17 05:06:29,343 INFO L226 Difference]: Without dead ends: 810 [2024-11-17 05:06:29,344 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:06:29,344 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 225 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:29,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 509 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-17 05:06:29,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2024-11-17 05:06:29,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 810. [2024-11-17 05:06:29,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 614 states have (on average 1.1954397394136809) internal successors, (734), 623 states have internal predecessors, (734), 135 states have call successors, (135), 56 states have call predecessors, (135), 59 states have return successors, (138), 136 states have call predecessors, (138), 135 states have call successors, (138) [2024-11-17 05:06:29,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 1007 transitions. [2024-11-17 05:06:29,400 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 1007 transitions. Word has length 145 [2024-11-17 05:06:29,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:29,401 INFO L471 AbstractCegarLoop]: Abstraction has 810 states and 1007 transitions. [2024-11-17 05:06:29,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2024-11-17 05:06:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1007 transitions. [2024-11-17 05:06:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-17 05:06:29,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:06:29,404 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:29,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-17 05:06:29,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-17 05:06:29,608 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-17 05:06:29,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:06:29,608 INFO L85 PathProgramCache]: Analyzing trace with hash 163110934, now seen corresponding path program 1 times [2024-11-17 05:06:29,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:06:29,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688564283] [2024-11-17 05:06:29,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:29,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:06:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-17 05:06:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-17 05:06:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-17 05:06:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-17 05:06:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-17 05:06:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:06:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-17 05:06:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-17 05:06:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:06:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-17 05:06:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-17 05:06:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 05:06:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:06:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-17 05:06:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-17 05:06:29,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:06:29,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688564283] [2024-11-17 05:06:29,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688564283] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:06:29,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724683580] [2024-11-17 05:06:29,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:06:29,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:06:29,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:06:29,931 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:06:29,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-17 05:06:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:06:30,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:06:30,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:06:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-17 05:06:30,693 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:06:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-17 05:06:30,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724683580] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:06:30,885 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:06:30,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2024-11-17 05:06:30,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459784476] [2024-11-17 05:06:30,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:06:30,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-17 05:06:30,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:06:30,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-17 05:06:30,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:06:30,887 INFO L87 Difference]: Start difference. First operand 810 states and 1007 transitions. Second operand has 9 states, 8 states have (on average 29.375) internal successors, (235), 7 states have internal predecessors, (235), 6 states have call successors, (41), 5 states have call predecessors, (41), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-17 05:06:34,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:36,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-17 05:06:37,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:06:37,195 INFO L93 Difference]: Finished difference Result 841 states and 1047 transitions. [2024-11-17 05:06:37,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 05:06:37,196 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 29.375) internal successors, (235), 7 states have internal predecessors, (235), 6 states have call successors, (41), 5 states have call predecessors, (41), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) Word has length 146 [2024-11-17 05:06:37,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:06:37,198 INFO L225 Difference]: With dead ends: 841 [2024-11-17 05:06:37,198 INFO L226 Difference]: Without dead ends: 0 [2024-11-17 05:06:37,199 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=110, Unknown=0, NotChecked=0, Total=182 [2024-11-17 05:06:37,200 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 596 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-17 05:06:37,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [651 Valid, 631 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-17 05:06:37,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-17 05:06:37,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-17 05:06:37,201 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) [2024-11-17 05:06:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-17 05:06:37,202 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 146 [2024-11-17 05:06:37,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:06:37,203 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 05:06:37,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 29.375) internal successors, (235), 7 states have internal predecessors, (235), 6 states have call successors, (41), 5 states have call predecessors, (41), 3 states have return successors, (38), 6 states have call predecessors, (38), 6 states have call successors, (38) [2024-11-17 05:06:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-17 05:06:37,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-17 05:06:37,206 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2024-11-17 05:06:37,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2024-11-17 05:06:37,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2024-11-17 05:06:37,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2024-11-17 05:06:37,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2024-11-17 05:06:37,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_probeErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location s3c_hwmon_removeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2024-11-17 05:06:37,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2024-11-17 05:06:37,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2024-11-17 05:06:37,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_fileErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2024-11-17 05:06:37,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_fileErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2024-11-17 05:06:37,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-17 05:06:37,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-17 05:06:37,414 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:06:37,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.