/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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:54:14,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:54:14,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:54:14,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:54:14,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:54:14,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:54:14,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:54:14,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:54:14,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:54:14,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:54:14,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:54:14,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:54:14,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:54:14,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:54:14,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:54:14,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:54:14,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:54:14,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:54:14,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:54:14,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:54:14,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:54:14,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:54:14,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:54:14,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:54:14,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:54:14,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:54:14,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:54:14,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:54:14,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:54:14,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:54:14,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:54:14,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:54:14,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:54:14,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:54:14,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:54:14,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:54:14,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:54:14,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:54:14,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:54:14,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:54:14,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:54:14,130 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 13:54:14,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:54:14,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:54:14,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:54:14,158 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:54:14,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:54:14,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:54:14,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:54:14,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:54:14,161 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:54:14,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:54:14,161 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:54:14,161 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:54:14,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:54:14,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:54:14,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:54:14,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:54:14,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:54:14,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:54:14,163 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:54:14,163 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:54:14,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:54:14,163 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:54:14,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:54:14,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:54:14,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:54:14,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:54:14,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:54:14,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:54:14,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:54:14,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:54:14,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:54:14,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:54:14,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:54:14,166 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:54:14,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:54:14,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:54:14,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:54:14,565 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:54:14,566 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:54:14,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c [2022-10-16 13:54:14,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e6470dc9/bd696f07c10241f99bf8bd19ae0231b6/FLAGc204194c5 [2022-10-16 13:54:15,902 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:54:15,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c [2022-10-16 13:54:15,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e6470dc9/bd696f07c10241f99bf8bd19ae0231b6/FLAGc204194c5 [2022-10-16 13:54:16,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e6470dc9/bd696f07c10241f99bf8bd19ae0231b6 [2022-10-16 13:54:16,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:54:16,136 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:54:16,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:54:16,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:54:16,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:54:16,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:16" (1/1) ... [2022-10-16 13:54:16,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cb07abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:16, skipping insertion in model container [2022-10-16 13:54:16,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:54:16" (1/1) ... [2022-10-16 13:54:16,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:54:16,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:54:20,411 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[438970,438983] [2022-10-16 13:54:20,416 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[439544,439557] [2022-10-16 13:54:20,423 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[440743,440756] [2022-10-16 13:54:20,429 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[441451,441464] [2022-10-16 13:54:20,435 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[441892,441905] [2022-10-16 13:54:20,441 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[442124,442137] [2022-10-16 13:54:20,446 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[442702,442715] [2022-10-16 13:54:20,452 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[443292,443305] [2022-10-16 13:54:20,459 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[443709,443722] [2022-10-16 13:54:20,464 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[444106,444119] [2022-10-16 13:54:20,470 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[444341,444354] [2022-10-16 13:54:20,475 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[445089,445102] [2022-10-16 13:54:20,481 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[445510,445523] [2022-10-16 13:54:20,486 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[446137,446150] [2022-10-16 13:54:20,491 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[446552,446565] [2022-10-16 13:54:20,496 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[447196,447209] [2022-10-16 13:54:20,502 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[447926,447939] [2022-10-16 13:54:20,507 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[448762,448775] [2022-10-16 13:54:20,513 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[450108,450121] [2022-10-16 13:54:20,519 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[450506,450519] [2022-10-16 13:54:20,524 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[451063,451076] [2022-10-16 13:54:20,529 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[451446,451459] [2022-10-16 13:54:20,535 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[452062,452075] [2022-10-16 13:54:20,540 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[452636,452649] [2022-10-16 13:54:20,546 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[453549,453562] [2022-10-16 13:54:20,551 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[453940,453953] [2022-10-16 13:54:20,556 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[454169,454182] [2022-10-16 13:54:20,562 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[454575,454588] [2022-10-16 13:54:20,568 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[455432,455445] [2022-10-16 13:54:20,574 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[455839,455852] [2022-10-16 13:54:20,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:54:20,739 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:54:21,231 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[438970,438983] [2022-10-16 13:54:21,232 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[439544,439557] [2022-10-16 13:54:21,233 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[440743,440756] [2022-10-16 13:54:21,234 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[441451,441464] [2022-10-16 13:54:21,234 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[441892,441905] [2022-10-16 13:54:21,235 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[442124,442137] [2022-10-16 13:54:21,235 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[442702,442715] [2022-10-16 13:54:21,236 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[443292,443305] [2022-10-16 13:54:21,236 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[443709,443722] [2022-10-16 13:54:21,237 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[444106,444119] [2022-10-16 13:54:21,237 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[444341,444354] [2022-10-16 13:54:21,239 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[445089,445102] [2022-10-16 13:54:21,239 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[445510,445523] [2022-10-16 13:54:21,240 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[446137,446150] [2022-10-16 13:54:21,240 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[446552,446565] [2022-10-16 13:54:21,241 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[447196,447209] [2022-10-16 13:54:21,241 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[447926,447939] [2022-10-16 13:54:21,242 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[448762,448775] [2022-10-16 13:54:21,243 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[450108,450121] [2022-10-16 13:54:21,243 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[450506,450519] [2022-10-16 13:54:21,244 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[451063,451076] [2022-10-16 13:54:21,244 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[451446,451459] [2022-10-16 13:54:21,245 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[452062,452075] [2022-10-16 13:54:21,245 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[452636,452649] [2022-10-16 13:54:21,246 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[453549,453562] [2022-10-16 13:54:21,247 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[453940,453953] [2022-10-16 13:54:21,247 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[454169,454182] [2022-10-16 13:54:21,247 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[454575,454588] [2022-10-16 13:54:21,248 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[455432,455445] [2022-10-16 13:54:21,249 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-multiproperty/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c[455839,455852] [2022-10-16 13:54:21,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:54:21,632 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:54:21,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21 WrapperNode [2022-10-16 13:54:21,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:54:21,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:54:21,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:54:21,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:54:21,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:21,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,293 INFO L138 Inliner]: procedures = 584, calls = 6342, calls flagged for inlining = 214, calls inlined = 118, statements flattened = 10749 [2022-10-16 13:54:22,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:54:22,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:54:22,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:54:22,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:54:22,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:22,997 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:23,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:23,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:54:23,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:54:23,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:54:23,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:54:23,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (1/1) ... [2022-10-16 13:54:23,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:54:23,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:54:23,112 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 13:54:23,130 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 13:54:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:54:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:54:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-10-16 13:54:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-10-16 13:54:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-16 13:54:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-16 13:54:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:54:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:54:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:54:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:54:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:54:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-16 13:54:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-16 13:54:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:54:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:54:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:54:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:54:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-10-16 13:54:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure setup_dma_config [2022-10-16 13:54:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_dma_config [2022-10-16 13:54:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure ei_interrupt [2022-10-16 13:54:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure ei_close [2022-10-16 13:54:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-10-16 13:54:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 13:54:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 13:54:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 13:54:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:54:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:54:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:54:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:54:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-16 13:54:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:54:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:54:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:54:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_ei_netdev [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_register_driver [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:54:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2022-10-16 13:54:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:54:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:54:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:54:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:54:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:54:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure set_misc_reg [2022-10-16 13:54:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure set_misc_reg [2022-10-16 13:54:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-16 13:54:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-16 13:54:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:54:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:54:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-16 13:54:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-16 13:54:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 13:54:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 13:54:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_release [2022-10-16 13:54:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_release [2022-10-16 13:54:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:54:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:54:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_init [2022-10-16 13:54:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_enable_device [2022-10-16 13:54:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_map_mem_page [2022-10-16 13:54:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:54:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:54:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-16 13:54:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-16 13:54:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:54:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-10-16 13:54:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-10-16 13:54:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:54:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:54:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:54:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:54:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:54:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:54:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:54:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 13:54:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:54:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:54:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-10-16 13:54:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-10-16 13:54:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-10-16 13:54:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-10-16 13:54:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:54:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:54:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:54:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:54:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_detach [2022-10-16 13:54:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_detach [2022-10-16 13:54:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-10-16 13:54:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-10-16 13:54:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-16 13:54:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-16 13:54:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:54:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:54:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:54:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:54:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure ei_open [2022-10-16 13:54:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:54:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:54:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-16 13:54:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-16 13:54:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:54:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2022-10-16 13:54:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_window [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:54:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:54:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:54:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 13:54:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-16 13:54:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-16 13:54:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-10-16 13:54:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-10-16 13:54:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2022-10-16 13:54:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:54:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-16 13:54:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-16 13:54:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:54:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_window [2022-10-16 13:54:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 13:54:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 13:54:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-16 13:54:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-16 13:54:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure ei_get_stats [2022-10-16 13:54:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 13:54:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 13:54:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2022-10-16 13:54:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:54:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:54:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2022-10-16 13:54:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_reset_8390 [2022-10-16 13:54:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_reset_8390 [2022-10-16 13:54:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2022-10-16 13:54:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2022-10-16 13:54:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-16 13:54:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-16 13:54:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-16 13:54:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-16 13:54:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_try_config [2022-10-16 13:54:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_try_config [2022-10-16 13:54:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:54:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:54:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:54:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:54:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:54:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:54:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:54:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:54:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:54:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-16 13:54:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-16 13:54:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:54:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:54:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-16 13:54:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-16 13:54:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-16 13:54:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-16 13:54:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_unregister_driver [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure ei_start_xmit [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 13:54:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:54:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-16 13:54:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure __readw [2022-10-16 13:54:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __readw [2022-10-16 13:54:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure __writew [2022-10-16 13:54:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __writew [2022-10-16 13:54:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:54:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:54:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-16 13:54:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-16 13:54:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2022-10-16 13:54:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:54:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-10-16 13:54:23,199 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-10-16 13:54:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-10-16 13:54:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-16 13:54:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:54:23,199 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:54:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-16 13:54:23,200 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-16 13:54:23,871 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:54:23,876 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:54:54,854 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:54:54,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:54:54,879 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 13:54:54,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:54:54 BoogieIcfgContainer [2022-10-16 13:54:54,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:54:54,889 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:54:54,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:54:54,893 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:54:54,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:54:16" (1/3) ... [2022-10-16 13:54:54,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215af5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:54:54, skipping insertion in model container [2022-10-16 13:54:54,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:54:21" (2/3) ... [2022-10-16 13:54:54,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215af5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:54:54, skipping insertion in model container [2022-10-16 13:54:54,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:54:54" (3/3) ... [2022-10-16 13:54:54,896 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.c [2022-10-16 13:54:54,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:54:54,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 76 error locations. [2022-10-16 13:54:55,022 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:54:55,030 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;@3a480aff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:54:55,030 INFO L358 AbstractCegarLoop]: Starting to check reachability of 76 error locations. [2022-10-16 13:54:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand has 1168 states, 762 states have (on average 1.3595800524934383) internal successors, (1036), 874 states have internal predecessors, (1036), 253 states have call successors, (253), 76 states have call predecessors, (253), 76 states have return successors, (253), 248 states have call predecessors, (253), 253 states have call successors, (253) [2022-10-16 13:54:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:54:55,069 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:54:55,071 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:54:55,071 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:54:55,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:54:55,077 INFO L85 PathProgramCache]: Analyzing trace with hash -18072691, now seen corresponding path program 1 times [2022-10-16 13:54:55,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:54:55,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133306332] [2022-10-16 13:54:55,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:54:55,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:54:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:55:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:55:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:55:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:55:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:55:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:55:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:55:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:55:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:55:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:55:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:55:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:55:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:55:00,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:55:00,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133306332] [2022-10-16 13:55:00,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133306332] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:55:00,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:55:00,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:55:00,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056321258] [2022-10-16 13:55:00,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:55:00,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:55:00,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:55:00,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:55:00,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:55:00,980 INFO L87 Difference]: Start difference. First operand has 1168 states, 762 states have (on average 1.3595800524934383) internal successors, (1036), 874 states have internal predecessors, (1036), 253 states have call successors, (253), 76 states have call predecessors, (253), 76 states have return successors, (253), 248 states have call predecessors, (253), 253 states have call successors, (253) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:55:03,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:06,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:09,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:55:09,449 INFO L93 Difference]: Finished difference Result 2401 states and 3343 transitions. [2022-10-16 13:55:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:55:09,452 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2022-10-16 13:55:09,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:55:09,477 INFO L225 Difference]: With dead ends: 2401 [2022-10-16 13:55:09,477 INFO L226 Difference]: Without dead ends: 989 [2022-10-16 13:55:09,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:55:09,503 INFO L413 NwaCegarLoop]: 1398 mSDtfsCounter, 716 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 591 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2031 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 591 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:55:09,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [783 Valid, 2031 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [591 Valid, 475 Invalid, 2 Unknown, 0 Unchecked, 8.1s Time] [2022-10-16 13:55:09,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2022-10-16 13:55:09,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 877. [2022-10-16 13:55:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 877 states, 597 states have (on average 1.3768844221105527) internal successors, (822), 679 states have internal predecessors, (822), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:55:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1170 transitions. [2022-10-16 13:55:09,664 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1170 transitions. Word has length 143 [2022-10-16 13:55:09,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:55:09,665 INFO L495 AbstractCegarLoop]: Abstraction has 877 states and 1170 transitions. [2022-10-16 13:55:09,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:55:09,666 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1170 transitions. [2022-10-16 13:55:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:55:09,684 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:55:09,686 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:55:09,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:55:09,687 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:55:09,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:55:09,687 INFO L85 PathProgramCache]: Analyzing trace with hash -476613307, now seen corresponding path program 1 times [2022-10-16 13:55:09,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:55:09,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380084427] [2022-10-16 13:55:09,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:55:09,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:55:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:55:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:55:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:55:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:55:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:55:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:55:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:55:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:55:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:55:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:55:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:55:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:55:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:55:15,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:55:15,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380084427] [2022-10-16 13:55:15,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380084427] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:55:15,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:55:15,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:55:15,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690953830] [2022-10-16 13:55:15,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:55:15,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:55:15,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:55:15,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:55:15,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:55:15,203 INFO L87 Difference]: Start difference. First operand 877 states and 1170 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 13:55:17,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:20,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:23,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:25,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:29,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:55:29,741 INFO L93 Difference]: Finished difference Result 1850 states and 2488 transitions. [2022-10-16 13:55:29,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:55:29,742 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 143 [2022-10-16 13:55:29,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:55:29,752 INFO L225 Difference]: With dead ends: 1850 [2022-10-16 13:55:29,752 INFO L226 Difference]: Without dead ends: 989 [2022-10-16 13:55:29,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:55:29,758 INFO L413 NwaCegarLoop]: 1122 mSDtfsCounter, 1313 mSDsluCounter, 997 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 426 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1424 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:55:29,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1424 Valid, 2119 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 728 Invalid, 4 Unknown, 0 Unchecked, 14.2s Time] [2022-10-16 13:55:29,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2022-10-16 13:55:29,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 877. [2022-10-16 13:55:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 877 states, 597 states have (on average 1.3752093802345058) internal successors, (821), 679 states have internal predecessors, (821), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:55:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1169 transitions. [2022-10-16 13:55:29,827 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1169 transitions. Word has length 143 [2022-10-16 13:55:29,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:55:29,829 INFO L495 AbstractCegarLoop]: Abstraction has 877 states and 1169 transitions. [2022-10-16 13:55:29,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 13:55:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1169 transitions. [2022-10-16 13:55:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:55:29,832 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:55:29,832 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:55:29,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:55:29,833 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:55:29,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:55:29,834 INFO L85 PathProgramCache]: Analyzing trace with hash -53911481, now seen corresponding path program 1 times [2022-10-16 13:55:29,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:55:29,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124240431] [2022-10-16 13:55:29,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:55:29,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:55:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:33,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:55:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:33,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:55:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:33,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:55:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:33,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:55:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:55:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:55:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:55:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:55:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:55:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:55:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:55:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:55:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:34,248 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:55:34,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:55:34,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124240431] [2022-10-16 13:55:34,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124240431] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:55:34,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:55:34,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:55:34,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607437525] [2022-10-16 13:55:34,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:55:34,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:55:34,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:55:34,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:55:34,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:55:34,252 INFO L87 Difference]: Start difference. First operand 877 states and 1169 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:55:36,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:38,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:42,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:44,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:55:51,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:55:51,044 INFO L93 Difference]: Finished difference Result 1851 states and 2488 transitions. [2022-10-16 13:55:51,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:55:51,045 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2022-10-16 13:55:51,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:55:51,054 INFO L225 Difference]: With dead ends: 1851 [2022-10-16 13:55:51,054 INFO L226 Difference]: Without dead ends: 990 [2022-10-16 13:55:51,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:55:51,059 INFO L413 NwaCegarLoop]: 1131 mSDtfsCounter, 317 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 1265 mSolverCounterSat, 207 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 2843 SdHoareTripleChecker+Invalid, 1476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1265 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:55:51,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 2843 Invalid, 1476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1265 Invalid, 4 Unknown, 0 Unchecked, 16.6s Time] [2022-10-16 13:55:51,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2022-10-16 13:55:51,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 878. [2022-10-16 13:55:51,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 878 states, 598 states have (on average 1.374581939799331) internal successors, (822), 680 states have internal predecessors, (822), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:55:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1170 transitions. [2022-10-16 13:55:51,118 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1170 transitions. Word has length 143 [2022-10-16 13:55:51,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:55:51,119 INFO L495 AbstractCegarLoop]: Abstraction has 878 states and 1170 transitions. [2022-10-16 13:55:51,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:55:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1170 transitions. [2022-10-16 13:55:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:55:51,122 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:55:51,122 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:55:51,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:55:51,123 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:55:51,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:55:51,123 INFO L85 PathProgramCache]: Analyzing trace with hash -2048056187, now seen corresponding path program 1 times [2022-10-16 13:55:51,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:55:51,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131710516] [2022-10-16 13:55:51,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:55:51,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:55:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:55:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:55:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:55:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:55:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:55:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:55:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:55:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:55:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:55:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:55:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:55:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:55:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:55:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:55:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:55:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:55:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:55:54,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:55:54,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131710516] [2022-10-16 13:55:54,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131710516] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:55:54,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:55:54,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:55:54,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221489692] [2022-10-16 13:55:54,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:55:54,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:55:54,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:55:54,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:55:54,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:55:54,710 INFO L87 Difference]: Start difference. First operand 878 states and 1170 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:55:57,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:00,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:05,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:05,000 INFO L93 Difference]: Finished difference Result 1853 states and 2490 transitions. [2022-10-16 13:56:05,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:56:05,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2022-10-16 13:56:05,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:05,010 INFO L225 Difference]: With dead ends: 1853 [2022-10-16 13:56:05,010 INFO L226 Difference]: Without dead ends: 991 [2022-10-16 13:56:05,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:56:05,019 INFO L413 NwaCegarLoop]: 1136 mSDtfsCounter, 475 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 424 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 2433 SdHoareTripleChecker+Invalid, 1383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 424 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:05,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 2433 Invalid, 1383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [424 Valid, 957 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2022-10-16 13:56:05,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2022-10-16 13:56:05,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 879. [2022-10-16 13:56:05,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 879 states, 599 states have (on average 1.3739565943238732) internal successors, (823), 681 states have internal predecessors, (823), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:56:05,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1171 transitions. [2022-10-16 13:56:05,082 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1171 transitions. Word has length 143 [2022-10-16 13:56:05,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:05,084 INFO L495 AbstractCegarLoop]: Abstraction has 879 states and 1171 transitions. [2022-10-16 13:56:05,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:56:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1171 transitions. [2022-10-16 13:56:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:56:05,087 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:05,087 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:56:05,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:56:05,088 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:56:05,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:05,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1660105095, now seen corresponding path program 1 times [2022-10-16 13:56:05,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:05,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674063685] [2022-10-16 13:56:05,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:05,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:12,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:56:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:56:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:56:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:56:13,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:56:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:56:13,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:13,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674063685] [2022-10-16 13:56:13,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674063685] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:13,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:13,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:56:13,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480047464] [2022-10-16 13:56:13,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:13,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:56:13,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:13,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:56:13,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:56:13,298 INFO L87 Difference]: Start difference. First operand 879 states and 1171 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:56:15,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:18,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:27,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:27,378 INFO L93 Difference]: Finished difference Result 1806 states and 2563 transitions. [2022-10-16 13:56:27,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:56:27,379 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2022-10-16 13:56:27,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:27,392 INFO L225 Difference]: With dead ends: 1806 [2022-10-16 13:56:27,392 INFO L226 Difference]: Without dead ends: 1800 [2022-10-16 13:56:27,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:56:27,394 INFO L413 NwaCegarLoop]: 1561 mSDtfsCounter, 1582 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 1771 mSolverCounterSat, 672 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1777 SdHoareTripleChecker+Valid, 4365 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 672 IncrementalHoareTripleChecker+Valid, 1771 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:27,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1777 Valid, 4365 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [672 Valid, 1771 Invalid, 2 Unknown, 0 Unchecked, 13.8s Time] [2022-10-16 13:56:27,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1800 states. [2022-10-16 13:56:27,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1800 to 898. [2022-10-16 13:56:27,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 617 states have (on average 1.372771474878444) internal successors, (847), 699 states have internal predecessors, (847), 175 states have call successors, (175), 34 states have call predecessors, (175), 34 states have return successors, (175), 172 states have call predecessors, (175), 175 states have call successors, (175) [2022-10-16 13:56:27,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1197 transitions. [2022-10-16 13:56:27,472 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1197 transitions. Word has length 143 [2022-10-16 13:56:27,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:27,473 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1197 transitions. [2022-10-16 13:56:27,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:56:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1197 transitions. [2022-10-16 13:56:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-16 13:56:27,476 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:27,476 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:56:27,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:56:27,476 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:56:27,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:27,477 INFO L85 PathProgramCache]: Analyzing trace with hash 380241417, now seen corresponding path program 1 times [2022-10-16 13:56:27,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:27,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137384097] [2022-10-16 13:56:27,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:27,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:56:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:56:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:56:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:56:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:56:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:56:34,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:34,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137384097] [2022-10-16 13:56:34,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137384097] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:34,577 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:34,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:56:34,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582837876] [2022-10-16 13:56:34,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:34,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:56:34,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:34,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:56:34,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:56:34,580 INFO L87 Difference]: Start difference. First operand 898 states and 1197 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:56:37,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:40,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:52,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:52,098 INFO L93 Difference]: Finished difference Result 1800 states and 2557 transitions. [2022-10-16 13:56:52,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:56:52,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2022-10-16 13:56:52,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:52,110 INFO L225 Difference]: With dead ends: 1800 [2022-10-16 13:56:52,110 INFO L226 Difference]: Without dead ends: 1794 [2022-10-16 13:56:52,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:56:52,111 INFO L413 NwaCegarLoop]: 1515 mSDtfsCounter, 1401 mSDsluCounter, 3302 mSDsCounter, 0 mSdLazyCounter, 2350 mSolverCounterSat, 417 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 4817 SdHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 417 IncrementalHoareTripleChecker+Valid, 2350 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:52,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1588 Valid, 4817 Invalid, 2769 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [417 Valid, 2350 Invalid, 2 Unknown, 0 Unchecked, 17.1s Time] [2022-10-16 13:56:52,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1794 states. [2022-10-16 13:56:52,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1794 to 873. [2022-10-16 13:56:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 599 states have (on average 1.3639398998330552) internal successors, (817), 675 states have internal predecessors, (817), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:56:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1165 transitions. [2022-10-16 13:56:52,201 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1165 transitions. Word has length 143 [2022-10-16 13:56:52,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:52,201 INFO L495 AbstractCegarLoop]: Abstraction has 873 states and 1165 transitions. [2022-10-16 13:56:52,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-10-16 13:56:52,202 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1165 transitions. [2022-10-16 13:56:52,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-16 13:56:52,204 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:52,204 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:56:52,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 13:56:52,205 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting pcnet_try_configErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:56:52,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:52,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1707599045, now seen corresponding path program 1 times [2022-10-16 13:56:52,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:52,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148186033] [2022-10-16 13:56:52,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:52,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:56:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:56:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:56:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:56:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 13:56:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-10-16 13:56:55,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:55,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148186033] [2022-10-16 13:56:55,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148186033] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:55,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:55,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:56:55,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290939547] [2022-10-16 13:56:55,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:55,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:55,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:55,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:55,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:55,469 INFO L87 Difference]: Start difference. First operand 873 states and 1165 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-10-16 13:56:58,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:00,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:02,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:06,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:06,435 INFO L93 Difference]: Finished difference Result 1747 states and 2332 transitions. [2022-10-16 13:57:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:06,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 142 [2022-10-16 13:57:06,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:06,442 INFO L225 Difference]: With dead ends: 1747 [2022-10-16 13:57:06,442 INFO L226 Difference]: Without dead ends: 890 [2022-10-16 13:57:06,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:06,447 INFO L413 NwaCegarLoop]: 1106 mSDtfsCounter, 233 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 178 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:06,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 2404 Invalid, 824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 643 Invalid, 3 Unknown, 0 Unchecked, 10.8s Time] [2022-10-16 13:57:06,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2022-10-16 13:57:06,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 876. [2022-10-16 13:57:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 602 states have (on average 1.3621262458471761) internal successors, (820), 678 states have internal predecessors, (820), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:57:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1168 transitions. [2022-10-16 13:57:06,525 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1168 transitions. Word has length 142 [2022-10-16 13:57:06,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:06,526 INFO L495 AbstractCegarLoop]: Abstraction has 876 states and 1168 transitions. [2022-10-16 13:57:06,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-10-16 13:57:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1168 transitions. [2022-10-16 13:57:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-16 13:57:06,528 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:06,528 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:06,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 13:57:06,529 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:57:06,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:06,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1796724782, now seen corresponding path program 1 times [2022-10-16 13:57:06,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:06,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286950841] [2022-10-16 13:57:06,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:06,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:57:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:57:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:57:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:57:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:57:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:57:10,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:10,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286950841] [2022-10-16 13:57:10,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286950841] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:10,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:10,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:57:10,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613375824] [2022-10-16 13:57:10,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:10,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:57:10,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:10,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:57:10,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:10,447 INFO L87 Difference]: Start difference. First operand 876 states and 1168 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 13:57:12,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:15,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:18,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:20,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:27,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:27,032 INFO L93 Difference]: Finished difference Result 1254 states and 1741 transitions. [2022-10-16 13:57:27,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:57:27,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2022-10-16 13:57:27,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:27,042 INFO L225 Difference]: With dead ends: 1254 [2022-10-16 13:57:27,042 INFO L226 Difference]: Without dead ends: 1253 [2022-10-16 13:57:27,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:27,044 INFO L413 NwaCegarLoop]: 1262 mSDtfsCounter, 647 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 1359 mSolverCounterSat, 254 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 3074 SdHoareTripleChecker+Invalid, 1617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1359 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:27,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [798 Valid, 3074 Invalid, 1617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1359 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2022-10-16 13:57:27,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2022-10-16 13:57:27,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 875. [2022-10-16 13:57:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 875 states, 602 states have (on average 1.3604651162790697) internal successors, (819), 677 states have internal predecessors, (819), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:57:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 875 states and 1167 transitions. [2022-10-16 13:57:27,165 INFO L78 Accepts]: Start accepts. Automaton has 875 states and 1167 transitions. Word has length 149 [2022-10-16 13:57:27,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:27,166 INFO L495 AbstractCegarLoop]: Abstraction has 875 states and 1167 transitions. [2022-10-16 13:57:27,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 13:57:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1167 transitions. [2022-10-16 13:57:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-16 13:57:27,169 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:27,169 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:27,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 13:57:27,172 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:57:27,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:27,172 INFO L85 PathProgramCache]: Analyzing trace with hash -136105237, now seen corresponding path program 1 times [2022-10-16 13:57:27,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:27,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631743510] [2022-10-16 13:57:27,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:27,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:57:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:57:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:57:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:57:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 13:57:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:57:30,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:30,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631743510] [2022-10-16 13:57:30,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631743510] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:30,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:30,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:57:30,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334309089] [2022-10-16 13:57:30,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:30,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:57:30,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:30,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:57:30,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:30,872 INFO L87 Difference]: Start difference. First operand 875 states and 1167 transitions. Second operand has 5 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 13:57:33,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:36,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:40,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:40,790 INFO L93 Difference]: Finished difference Result 1253 states and 1740 transitions. [2022-10-16 13:57:40,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:57:40,791 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2022-10-16 13:57:40,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:40,799 INFO L225 Difference]: With dead ends: 1253 [2022-10-16 13:57:40,799 INFO L226 Difference]: Without dead ends: 1252 [2022-10-16 13:57:40,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:40,800 INFO L413 NwaCegarLoop]: 1273 mSDtfsCounter, 823 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 958 mSolverCounterSat, 514 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 2605 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 514 IncrementalHoareTripleChecker+Valid, 958 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:40,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [980 Valid, 2605 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [514 Valid, 958 Invalid, 2 Unknown, 0 Unchecked, 9.7s Time] [2022-10-16 13:57:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2022-10-16 13:57:40,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 874. [2022-10-16 13:57:40,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 602 states have (on average 1.3588039867109634) internal successors, (818), 676 states have internal predecessors, (818), 174 states have call successors, (174), 34 states have call predecessors, (174), 34 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2022-10-16 13:57:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1166 transitions. [2022-10-16 13:57:40,894 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1166 transitions. Word has length 150 [2022-10-16 13:57:40,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:40,894 INFO L495 AbstractCegarLoop]: Abstraction has 874 states and 1166 transitions. [2022-10-16 13:57:40,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 13:57:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1166 transitions. [2022-10-16 13:57:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-16 13:57:40,897 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:40,897 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:57:40,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 13:57:40,898 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 73 more)] === [2022-10-16 13:57:40,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:40,898 INFO L85 PathProgramCache]: Analyzing trace with hash 2106923303, now seen corresponding path program 1 times [2022-10-16 13:57:40,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:40,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605552756] [2022-10-16 13:57:40,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:40,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:57:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-16 13:57:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-16 13:57:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-16 13:57:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 13:57:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 13:57:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 13:57:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2022-10-16 13:57:48,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:48,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605552756] [2022-10-16 13:57:48,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605552756] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:48,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:48,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:57:48,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146335870] [2022-10-16 13:57:48,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:48,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:57:48,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:48,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:57:48,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:57:48,892 INFO L87 Difference]: Start difference. First operand 874 states and 1166 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)