/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:45:45,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:45:45,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:45:45,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:45:45,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:45:45,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:45:45,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:45:45,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:45:45,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:45:45,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:45:45,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:45:45,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:45:45,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:45:45,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:45:45,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:45:45,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:45:45,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:45:45,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:45:45,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:45:45,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:45:45,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:45:45,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:45:45,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:45:45,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:45:45,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:45:45,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:45:45,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:45:45,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:45:45,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:45:45,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:45:45,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:45:45,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:45:45,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:45:45,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:45:45,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:45:45,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:45:45,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:45:45,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:45:45,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:45:45,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:45:45,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:45:45,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:45:45,499 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:45:45,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:45:45,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:45:45,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:45:45,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:45:45,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:45:45,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:45:45,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:45:45,507 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:45:45,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:45:45,508 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:45:45,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:45:45,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:45:45,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:45:45,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:45:45,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:45:45,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:45:45,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:45:45,509 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:45:45,509 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:45:45,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:45:45,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:45:45,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:45:45,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:45:45,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:45:45,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:45:45,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:45:45,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:45:45,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:45:45,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:45:45,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:45:45,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:45:45,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:45:45,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:45:45,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:45:46,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:45:46,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:45:46,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:45:46,015 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:45:46,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2022-10-16 12:45:46,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a77ad2d/ad733dc1b5d744149d1326956c9a9134/FLAGe53c5426b [2022-10-16 12:45:47,197 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:45:47,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2022-10-16 12:45:47,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a77ad2d/ad733dc1b5d744149d1326956c9a9134/FLAGe53c5426b [2022-10-16 12:45:47,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a77ad2d/ad733dc1b5d744149d1326956c9a9134 [2022-10-16 12:45:47,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:45:47,636 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:45:47,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:45:47,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:45:47,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:45:47,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:45:47" (1/1) ... [2022-10-16 12:45:47,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0b000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:47, skipping insertion in model container [2022-10-16 12:45:47,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:45:47" (1/1) ... [2022-10-16 12:45:47,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:45:47,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:45:49,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2022-10-16 12:45:49,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:45:49,603 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:45:49,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2022-10-16 12:45:49,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:45:50,299 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:45:50,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50 WrapperNode [2022-10-16 12:45:50,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:45:50,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:45:50,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:45:50,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:45:50,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,686 INFO L138 Inliner]: procedures = 184, calls = 1940, calls flagged for inlining = 74, calls inlined = 66, statements flattened = 5213 [2022-10-16 12:45:50,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:45:50,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:45:50,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:45:50,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:45:50,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:50,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:51,000 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:51,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:51,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:45:51,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:45:51,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:45:51,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:45:51,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (1/1) ... [2022-10-16 12:45:51,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:45:51,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:45:51,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:45:51,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:45:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2022-10-16 12:45:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2022-10-16 12:45:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-16 12:45:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-16 12:45:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2022-10-16 12:45:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2022-10-16 12:45:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_asb100_data [2022-10-16 12:45:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_asb100_data [2022-10-16 12:45:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2022-10-16 12:45:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2022-10-16 12:45:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2022-10-16 12:45:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2022-10-16 12:45:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_max [2022-10-16 12:45:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_max [2022-10-16 12:45:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:45:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_hyst [2022-10-16 12:45:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_hyst [2022-10-16 12:45:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2022-10-16 12:45:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2022-10-16 12:45:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-10-16 12:45:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-10-16 12:45:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2022-10-16 12:45:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2022-10-16 12:45:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_hyst [2022-10-16 12:45:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_hyst [2022-10-16 12:45:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf_temp_from_reg [2022-10-16 12:45:51,178 INFO L138 BoogieDeclarations]: Found implementation of procedure sprintf_temp_from_reg [2022-10-16 12:45:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:45:51,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:45:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_update_device [2022-10-16 12:45:51,178 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_update_device [2022-10-16 12:45:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2022-10-16 12:45:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2022-10-16 12:45:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_asb100_data [2022-10-16 12:45:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_asb100_data [2022-10-16 12:45:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2022-10-16 12:45:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2022-10-16 12:45:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_div [2022-10-16 12:45:51,180 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_div [2022-10-16 12:45:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2022-10-16 12:45:51,180 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2022-10-16 12:45:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:45:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:45:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:45:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 12:45:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 12:45:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2022-10-16 12:45:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2022-10-16 12:45:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_max [2022-10-16 12:45:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_max [2022-10-16 12:45:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:45:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:45:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure IN_TO_REG [2022-10-16 12:45:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_TO_REG [2022-10-16 12:45:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_min [2022-10-16 12:45:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_min [2022-10-16 12:45:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_write_value [2022-10-16 12:45:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_write_value [2022-10-16 12:45:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure TEMP_TO_REG [2022-10-16 12:45:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure TEMP_TO_REG [2022-10-16 12:45:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:45:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-16 12:45:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-16 12:45:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2022-10-16 12:45:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2022-10-16 12:45:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:45:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:45:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_min [2022-10-16 12:45:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_min [2022-10-16 12:45:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2022-10-16 12:45:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2022-10-16 12:45:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:45:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_asb100_data [2022-10-16 12:45:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_asb100_data [2022-10-16 12:45:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2022-10-16 12:45:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2022-10-16 12:45:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2022-10-16 12:45:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2022-10-16 12:45:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2022-10-16 12:45:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2022-10-16 12:45:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2022-10-16 12:45:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2022-10-16 12:45:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2022-10-16 12:45:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2022-10-16 12:45:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:45:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2022-10-16 12:45:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2022-10-16 12:45:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:45:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure IN_FROM_REG [2022-10-16 12:45:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_FROM_REG [2022-10-16 12:45:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-10-16 12:45:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-10-16 12:45:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:45:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2022-10-16 12:45:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2022-10-16 12:45:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_detect [2022-10-16 12:45:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_detect [2022-10-16 12:45:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_read_value [2022-10-16 12:45:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_read_value [2022-10-16 12:45:51,189 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-16 12:45:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-16 12:45:51,189 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2022-10-16 12:45:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2022-10-16 12:45:51,189 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-16 12:45:51,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-16 12:45:51,190 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_dummy [2022-10-16 12:45:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_dummy [2022-10-16 12:45:51,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:45:51,190 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2022-10-16 12:45:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2022-10-16 12:45:51,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:45:51,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:45:51,191 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 12:45:51,191 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 12:45:51,971 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:45:51,975 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:46:00,824 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:46:00,864 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:46:00,864 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:46:00,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:46:00 BoogieIcfgContainer [2022-10-16 12:46:00,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:46:00,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:46:00,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:46:00,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:46:00,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:45:47" (1/3) ... [2022-10-16 12:46:00,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c196969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:46:00, skipping insertion in model container [2022-10-16 12:46:00,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:45:50" (2/3) ... [2022-10-16 12:46:00,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c196969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:46:00, skipping insertion in model container [2022-10-16 12:46:00,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:46:00" (3/3) ... [2022-10-16 12:46:00,898 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2022-10-16 12:46:00,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:46:00,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 102 error locations. [2022-10-16 12:46:01,085 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:46:01,100 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7fc99dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:46:01,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 102 error locations. [2022-10-16 12:46:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 1511 states, 1080 states have (on average 1.5398148148148147) internal successors, (1663), 1195 states have internal predecessors, (1663), 277 states have call successors, (277), 51 states have call predecessors, (277), 51 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) [2022-10-16 12:46:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-16 12:46:01,156 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:01,158 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:01,159 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1532349753, now seen corresponding path program 1 times [2022-10-16 12:46:01,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:01,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819692209] [2022-10-16 12:46:01,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:01,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 12:46:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-10-16 12:46:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-10-16 12:46:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:02,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:02,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819692209] [2022-10-16 12:46:02,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819692209] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:02,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:02,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:02,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148356012] [2022-10-16 12:46:02,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:02,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:02,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:02,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:02,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:02,552 INFO L87 Difference]: Start difference. First operand has 1511 states, 1080 states have (on average 1.5398148148148147) internal successors, (1663), 1195 states have internal predecessors, (1663), 277 states have call successors, (277), 51 states have call predecessors, (277), 51 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:08,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:08,009 INFO L93 Difference]: Finished difference Result 4669 states and 7428 transitions. [2022-10-16 12:46:08,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:08,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 54 [2022-10-16 12:46:08,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:08,074 INFO L225 Difference]: With dead ends: 4669 [2022-10-16 12:46:08,074 INFO L226 Difference]: Without dead ends: 3117 [2022-10-16 12:46:08,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:08,113 INFO L413 NwaCegarLoop]: 2435 mSDtfsCounter, 3099 mSDsluCounter, 4525 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 1495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3304 SdHoareTripleChecker+Valid, 6960 SdHoareTripleChecker+Invalid, 3278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1495 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:08,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3304 Valid, 6960 Invalid, 3278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1495 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-10-16 12:46:08,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2022-10-16 12:46:08,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 2837. [2022-10-16 12:46:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2126 states have (on average 1.5051740357478833) internal successors, (3200), 2209 states have internal predecessors, (3200), 535 states have call successors, (535), 100 states have call predecessors, (535), 100 states have return successors, (535), 531 states have call predecessors, (535), 535 states have call successors, (535) [2022-10-16 12:46:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 4270 transitions. [2022-10-16 12:46:08,437 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 4270 transitions. Word has length 54 [2022-10-16 12:46:08,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:08,438 INFO L495 AbstractCegarLoop]: Abstraction has 2837 states and 4270 transitions. [2022-10-16 12:46:08,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 4270 transitions. [2022-10-16 12:46:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-16 12:46:08,444 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:08,444 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:08,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:46:08,445 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:08,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:08,446 INFO L85 PathProgramCache]: Analyzing trace with hash -942843493, now seen corresponding path program 1 times [2022-10-16 12:46:08,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:08,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835023423] [2022-10-16 12:46:08,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:08,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 12:46:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-10-16 12:46:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:46:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:09,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:09,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835023423] [2022-10-16 12:46:09,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835023423] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:09,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:09,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:09,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207699980] [2022-10-16 12:46:09,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:09,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:09,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:09,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:09,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:09,265 INFO L87 Difference]: Start difference. First operand 2837 states and 4270 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:14,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:14,438 INFO L93 Difference]: Finished difference Result 8885 states and 13620 transitions. [2022-10-16 12:46:14,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:14,439 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2022-10-16 12:46:14,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:14,508 INFO L225 Difference]: With dead ends: 8885 [2022-10-16 12:46:14,508 INFO L226 Difference]: Without dead ends: 6051 [2022-10-16 12:46:14,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:14,535 INFO L413 NwaCegarLoop]: 2358 mSDtfsCounter, 3100 mSDsluCounter, 4480 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 1477 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3304 SdHoareTripleChecker+Valid, 6838 SdHoareTripleChecker+Invalid, 3242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1477 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:14,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3304 Valid, 6838 Invalid, 3242 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1477 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-10-16 12:46:14,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6051 states. [2022-10-16 12:46:14,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6051 to 5575. [2022-10-16 12:46:14,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5575 states, 4233 states have (on average 1.5046066619418852) internal successors, (6369), 4324 states have internal predecessors, (6369), 1066 states have call successors, (1066), 200 states have call predecessors, (1066), 200 states have return successors, (1066), 1058 states have call predecessors, (1066), 1066 states have call successors, (1066) [2022-10-16 12:46:14,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 5575 states and 8501 transitions. [2022-10-16 12:46:14,919 INFO L78 Accepts]: Start accepts. Automaton has 5575 states and 8501 transitions. Word has length 42 [2022-10-16 12:46:14,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:14,919 INFO L495 AbstractCegarLoop]: Abstraction has 5575 states and 8501 transitions. [2022-10-16 12:46:14,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:14,920 INFO L276 IsEmpty]: Start isEmpty. Operand 5575 states and 8501 transitions. [2022-10-16 12:46:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-16 12:46:14,929 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:14,930 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:14,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:46:14,930 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:14,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:14,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1366412833, now seen corresponding path program 1 times [2022-10-16 12:46:14,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:14,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089893863] [2022-10-16 12:46:14,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:14,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 12:46:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 12:46:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 12:46:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:15,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:15,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:15,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089893863] [2022-10-16 12:46:15,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089893863] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:15,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:15,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:15,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917237822] [2022-10-16 12:46:15,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:15,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:15,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:15,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:15,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:15,546 INFO L87 Difference]: Start difference. First operand 5575 states and 8501 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:20,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:20,393 INFO L93 Difference]: Finished difference Result 17471 states and 27125 transitions. [2022-10-16 12:46:20,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:20,394 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 43 [2022-10-16 12:46:20,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:20,505 INFO L225 Difference]: With dead ends: 17471 [2022-10-16 12:46:20,505 INFO L226 Difference]: Without dead ends: 11899 [2022-10-16 12:46:20,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:20,550 INFO L413 NwaCegarLoop]: 2454 mSDtfsCounter, 3064 mSDsluCounter, 4508 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 1460 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3270 SdHoareTripleChecker+Valid, 6962 SdHoareTripleChecker+Invalid, 3159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1460 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:20,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3270 Valid, 6962 Invalid, 3159 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1460 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-10-16 12:46:20,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11899 states. [2022-10-16 12:46:21,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11899 to 11031. [2022-10-16 12:46:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11031 states, 8431 states have (on average 1.5038548214921124) internal successors, (12679), 8538 states have internal predecessors, (12679), 2124 states have call successors, (2124), 400 states have call predecessors, (2124), 400 states have return successors, (2124), 2108 states have call predecessors, (2124), 2124 states have call successors, (2124) [2022-10-16 12:46:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11031 states to 11031 states and 16927 transitions. [2022-10-16 12:46:21,287 INFO L78 Accepts]: Start accepts. Automaton has 11031 states and 16927 transitions. Word has length 43 [2022-10-16 12:46:21,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:21,288 INFO L495 AbstractCegarLoop]: Abstraction has 11031 states and 16927 transitions. [2022-10-16 12:46:21,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 11031 states and 16927 transitions. [2022-10-16 12:46:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-16 12:46:21,292 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:21,293 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:21,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:46:21,293 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:21,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:21,294 INFO L85 PathProgramCache]: Analyzing trace with hash -227698908, now seen corresponding path program 1 times [2022-10-16 12:46:21,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:21,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156909418] [2022-10-16 12:46:21,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:21,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 12:46:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 12:46:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 12:46:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:21,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:21,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156909418] [2022-10-16 12:46:21,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156909418] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:21,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:21,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:21,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096943037] [2022-10-16 12:46:21,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:21,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:21,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:21,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:21,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:21,876 INFO L87 Difference]: Start difference. First operand 11031 states and 16927 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:27,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:27,127 INFO L93 Difference]: Finished difference Result 34583 states and 54023 transitions. [2022-10-16 12:46:27,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:27,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2022-10-16 12:46:27,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:27,297 INFO L225 Difference]: With dead ends: 34583 [2022-10-16 12:46:27,297 INFO L226 Difference]: Without dead ends: 23555 [2022-10-16 12:46:27,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:27,375 INFO L413 NwaCegarLoop]: 2401 mSDtfsCounter, 3106 mSDsluCounter, 4562 mSDsCounter, 0 mSdLazyCounter, 1764 mSolverCounterSat, 1478 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3313 SdHoareTripleChecker+Valid, 6963 SdHoareTripleChecker+Invalid, 3242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1478 IncrementalHoareTripleChecker+Valid, 1764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:27,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3313 Valid, 6963 Invalid, 3242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1478 Valid, 1764 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-10-16 12:46:27,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23555 states. [2022-10-16 12:46:28,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23555 to 21903. [2022-10-16 12:46:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21903 states, 16795 states have (on average 1.503006847275975) internal successors, (25243), 16934 states have internal predecessors, (25243), 4232 states have call successors, (4232), 800 states have call predecessors, (4232), 800 states have return successors, (4232), 4200 states have call predecessors, (4232), 4232 states have call successors, (4232) [2022-10-16 12:46:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21903 states to 21903 states and 33707 transitions. [2022-10-16 12:46:28,960 INFO L78 Accepts]: Start accepts. Automaton has 21903 states and 33707 transitions. Word has length 41 [2022-10-16 12:46:28,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:28,960 INFO L495 AbstractCegarLoop]: Abstraction has 21903 states and 33707 transitions. [2022-10-16 12:46:28,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21903 states and 33707 transitions. [2022-10-16 12:46:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-16 12:46:28,964 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:28,964 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:28,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:46:28,965 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:28,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:28,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1781574232, now seen corresponding path program 1 times [2022-10-16 12:46:28,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:28,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943121938] [2022-10-16 12:46:28,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 12:46:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 12:46:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 12:46:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:29,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:29,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943121938] [2022-10-16 12:46:29,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943121938] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:29,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:29,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:29,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108536920] [2022-10-16 12:46:29,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:29,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:29,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:29,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:29,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:29,449 INFO L87 Difference]: Start difference. First operand 21903 states and 33707 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:35,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:35,115 INFO L93 Difference]: Finished difference Result 68735 states and 107707 transitions. [2022-10-16 12:46:35,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:35,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 57 [2022-10-16 12:46:35,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:35,392 INFO L225 Difference]: With dead ends: 68735 [2022-10-16 12:46:35,392 INFO L226 Difference]: Without dead ends: 46835 [2022-10-16 12:46:35,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:35,507 INFO L413 NwaCegarLoop]: 2730 mSDtfsCounter, 2903 mSDsluCounter, 4860 mSDsCounter, 0 mSdLazyCounter, 1732 mSolverCounterSat, 1374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3123 SdHoareTripleChecker+Valid, 7590 SdHoareTripleChecker+Invalid, 3106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:35,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3123 Valid, 7590 Invalid, 3106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1732 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-10-16 12:46:35,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46835 states. [2022-10-16 12:46:38,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46835 to 43615. [2022-10-16 12:46:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43615 states, 33491 states have (on average 1.5025827834343555) internal successors, (50323), 33694 states have internal predecessors, (50323), 8448 states have call successors, (8448), 1600 states have call predecessors, (8448), 1600 states have return successors, (8448), 8384 states have call predecessors, (8448), 8448 states have call successors, (8448) [2022-10-16 12:46:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43615 states to 43615 states and 67219 transitions. [2022-10-16 12:46:38,658 INFO L78 Accepts]: Start accepts. Automaton has 43615 states and 67219 transitions. Word has length 57 [2022-10-16 12:46:38,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:38,664 INFO L495 AbstractCegarLoop]: Abstraction has 43615 states and 67219 transitions. [2022-10-16 12:46:38,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 43615 states and 67219 transitions. [2022-10-16 12:46:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-16 12:46:38,669 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:38,669 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:38,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:46:38,671 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:38,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:38,671 INFO L85 PathProgramCache]: Analyzing trace with hash -874544923, now seen corresponding path program 1 times [2022-10-16 12:46:38,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:38,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261839510] [2022-10-16 12:46:38,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 12:46:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 12:46:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 12:46:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:39,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:39,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261839510] [2022-10-16 12:46:39,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261839510] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:39,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:39,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:39,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361828513] [2022-10-16 12:46:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:39,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:39,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:39,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:39,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:39,811 INFO L87 Difference]: Start difference. First operand 43615 states and 67219 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:47,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:46:47,682 INFO L93 Difference]: Finished difference Result 136319 states and 213843 transitions. [2022-10-16 12:46:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:46:47,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 46 [2022-10-16 12:46:47,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:46:48,693 INFO L225 Difference]: With dead ends: 136319 [2022-10-16 12:46:48,693 INFO L226 Difference]: Without dead ends: 92707 [2022-10-16 12:46:49,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:46:49,093 INFO L413 NwaCegarLoop]: 2688 mSDtfsCounter, 2898 mSDsluCounter, 4877 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 1337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3113 SdHoareTripleChecker+Valid, 7565 SdHoareTripleChecker+Invalid, 3125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1337 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-10-16 12:46:49,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3113 Valid, 7565 Invalid, 3125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1337 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-10-16 12:46:49,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92707 states. [2022-10-16 12:46:53,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92707 to 86351. [2022-10-16 12:46:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86351 states, 66435 states have (on average 1.5028674644389253) internal successors, (99843), 66766 states have internal predecessors, (99843), 16640 states have call successors, (16640), 3200 states have call predecessors, (16640), 3200 states have return successors, (16640), 16512 states have call predecessors, (16640), 16640 states have call successors, (16640) [2022-10-16 12:46:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86351 states to 86351 states and 133123 transitions. [2022-10-16 12:46:54,665 INFO L78 Accepts]: Start accepts. Automaton has 86351 states and 133123 transitions. Word has length 46 [2022-10-16 12:46:54,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:46:54,665 INFO L495 AbstractCegarLoop]: Abstraction has 86351 states and 133123 transitions. [2022-10-16 12:46:54,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:46:54,666 INFO L276 IsEmpty]: Start isEmpty. Operand 86351 states and 133123 transitions. [2022-10-16 12:46:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-16 12:46:54,669 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:46:54,669 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:46:54,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:46:54,670 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:46:54,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:46:54,671 INFO L85 PathProgramCache]: Analyzing trace with hash -582935286, now seen corresponding path program 1 times [2022-10-16 12:46:54,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:46:54,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424865674] [2022-10-16 12:46:54,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:46:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:46:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 12:46:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:46:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 12:46:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-10-16 12:46:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:46:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:46:55,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:46:55,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424865674] [2022-10-16 12:46:55,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424865674] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:46:55,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:46:55,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:46:55,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640103909] [2022-10-16 12:46:55,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:46:55,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:46:55,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:46:55,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:46:55,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:46:55,285 INFO L87 Difference]: Start difference. First operand 86351 states and 133123 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:47:07,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:47:07,512 INFO L93 Difference]: Finished difference Result 271087 states and 425539 transitions. [2022-10-16 12:47:07,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:47:07,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 48 [2022-10-16 12:47:07,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:47:09,163 INFO L225 Difference]: With dead ends: 271087 [2022-10-16 12:47:09,164 INFO L226 Difference]: Without dead ends: 184739 [2022-10-16 12:47:09,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:47:09,582 INFO L413 NwaCegarLoop]: 2811 mSDtfsCounter, 2884 mSDsluCounter, 4927 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 1359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 7738 SdHoareTripleChecker+Invalid, 3024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1359 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:47:09,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 7738 Invalid, 3024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1359 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-10-16 12:47:09,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184739 states. [2022-10-16 12:47:17,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184739 to 172111. [2022-10-16 12:47:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172111 states, 132419 states have (on average 1.502646901124461) internal successors, (198979), 133006 states have internal predecessors, (198979), 33216 states have call successors, (33216), 6400 states have call predecessors, (33216), 6400 states have return successors, (33216), 32960 states have call predecessors, (33216), 33216 states have call successors, (33216) [2022-10-16 12:47:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172111 states to 172111 states and 265411 transitions. [2022-10-16 12:47:19,765 INFO L78 Accepts]: Start accepts. Automaton has 172111 states and 265411 transitions. Word has length 48 [2022-10-16 12:47:19,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:47:19,765 INFO L495 AbstractCegarLoop]: Abstraction has 172111 states and 265411 transitions. [2022-10-16 12:47:19,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:47:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 172111 states and 265411 transitions. [2022-10-16 12:47:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-16 12:47:19,768 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:47:19,769 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:47:19,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:47:19,769 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:47:19,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:47:19,770 INFO L85 PathProgramCache]: Analyzing trace with hash 639093860, now seen corresponding path program 1 times [2022-10-16 12:47:19,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:47:19,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792833558] [2022-10-16 12:47:19,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:47:19,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:47:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 12:47:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:47:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:47:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 12:47:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:47:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:47:20,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:47:20,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:47:20,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792833558] [2022-10-16 12:47:20,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792833558] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:47:20,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:47:20,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:47:20,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881900420] [2022-10-16 12:47:20,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:47:20,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:47:20,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:47:20,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:47:20,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:47:20,654 INFO L87 Difference]: Start difference. First operand 172111 states and 265411 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:47:41,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:47:41,599 INFO L93 Difference]: Finished difference Result 540655 states and 848835 transitions. [2022-10-16 12:47:41,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:47:41,600 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2022-10-16 12:47:41,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:47:44,291 INFO L225 Difference]: With dead ends: 540655 [2022-10-16 12:47:44,292 INFO L226 Difference]: Without dead ends: 368547 [2022-10-16 12:47:45,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 12:47:45,687 INFO L413 NwaCegarLoop]: 2821 mSDtfsCounter, 2884 mSDsluCounter, 4949 mSDsCounter, 0 mSdLazyCounter, 1664 mSolverCounterSat, 1357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3107 SdHoareTripleChecker+Valid, 7770 SdHoareTripleChecker+Invalid, 3021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1357 IncrementalHoareTripleChecker+Valid, 1664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:47:45,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3107 Valid, 7770 Invalid, 3021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1357 Valid, 1664 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-10-16 12:47:45,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368547 states. [2022-10-16 12:48:03,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368547 to 343375. [2022-10-16 12:48:04,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343375 states, 264195 states have (on average 1.5019322848653456) internal successors, (396803), 265294 states have internal predecessors, (396803), 66304 states have call successors, (66304), 12800 states have call predecessors, (66304), 12800 states have return successors, (66304), 65792 states have call predecessors, (66304), 66304 states have call successors, (66304) [2022-10-16 12:48:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343375 states to 343375 states and 529411 transitions. [2022-10-16 12:48:08,083 INFO L78 Accepts]: Start accepts. Automaton has 343375 states and 529411 transitions. Word has length 52 [2022-10-16 12:48:08,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:48:08,086 INFO L495 AbstractCegarLoop]: Abstraction has 343375 states and 529411 transitions. [2022-10-16 12:48:08,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:48:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 343375 states and 529411 transitions. [2022-10-16 12:48:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-16 12:48:08,091 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:48:08,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:48:08,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 12:48:08,093 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting asb100_update_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [show_fanErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, show_fanErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, set_fan_minErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 99 more)] === [2022-10-16 12:48:08,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:48:08,096 INFO L85 PathProgramCache]: Analyzing trace with hash 626684067, now seen corresponding path program 1 times [2022-10-16 12:48:08,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:48:08,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851446950] [2022-10-16 12:48:08,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:48:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:48:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:08,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 12:48:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:08,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:48:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:09,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:48:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:09,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 12:48:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:09,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 12:48:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:48:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:48:09,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:48:09,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851446950] [2022-10-16 12:48:09,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851446950] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:48:09,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:48:09,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 12:48:09,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691002233] [2022-10-16 12:48:09,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:48:09,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 12:48:09,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:48:09,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 12:48:09,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 12:48:09,057 INFO L87 Difference]: Start difference. First operand 343375 states and 529411 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-10-16 12:48:41,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []