/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--smsc--smc91c92_cs.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:55:56,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:55:56,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:55:56,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:55:56,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:55:56,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:55:56,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:55:56,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:55:56,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:55:56,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:55:56,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:55:56,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:55:56,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:55:56,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:55:56,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:55:56,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:55:56,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:55:56,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:55:56,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:55:56,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:55:56,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:55:56,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:55:56,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:55:56,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:55:56,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:55:56,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:55:56,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:55:56,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:55:56,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:55:56,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:55:56,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:55:56,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:55:56,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:55:56,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:55:56,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:55:56,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:55:56,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:55:56,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:55:56,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:55:56,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:55:56,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:55:56,818 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 13:55:56,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:55:56,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:55:56,875 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:55:56,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:55:56,877 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:55:56,878 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:55:56,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:55:56,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:55:56,881 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:55:56,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:55:56,882 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:55:56,882 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:55:56,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:55:56,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:55:56,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:55:56,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:55:56,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:55:56,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:55:56,884 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:55:56,885 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:55:56,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:55:56,885 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:55:56,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:55:56,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:55:56,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:55:56,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:55:56,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:55:56,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:55:56,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:55:56,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:55:56,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:55:56,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:55:56,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:55:56,889 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:55:57,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:55:57,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:55:57,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:55:57,362 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:55:57,363 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:55:57,364 INFO L432 ainManager$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--smsc--smc91c92_cs.ko.cil.c [2022-10-16 13:55:57,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c9900aa/b008dc9473dc480f8790a21bcfbbea2a/FLAGc610fce24 [2022-10-16 13:55:58,723 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:55:58,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--ethernet--smsc--smc91c92_cs.ko.cil.c [2022-10-16 13:55:58,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c9900aa/b008dc9473dc480f8790a21bcfbbea2a/FLAGc610fce24 [2022-10-16 13:55:58,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c9900aa/b008dc9473dc480f8790a21bcfbbea2a [2022-10-16 13:55:58,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:55:58,945 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:55:58,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:55:58,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:55:58,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:55:58,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:55:58" (1/1) ... [2022-10-16 13:55:58,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46771e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:55:58, skipping insertion in model container [2022-10-16 13:55:58,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:55:58" (1/1) ... [2022-10-16 13:55:58,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:55:59,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:56:04,184 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--smsc--smc91c92_cs.ko.cil.c[428826,428839] [2022-10-16 13:56:04,191 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--smsc--smc91c92_cs.ko.cil.c[429400,429413] [2022-10-16 13:56:04,197 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--smsc--smc91c92_cs.ko.cil.c[430599,430612] [2022-10-16 13:56:04,205 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--smsc--smc91c92_cs.ko.cil.c[431307,431320] [2022-10-16 13:56:04,212 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--smsc--smc91c92_cs.ko.cil.c[431748,431761] [2022-10-16 13:56:04,219 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--smsc--smc91c92_cs.ko.cil.c[431980,431993] [2022-10-16 13:56:04,226 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--smsc--smc91c92_cs.ko.cil.c[432558,432571] [2022-10-16 13:56:04,232 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--smsc--smc91c92_cs.ko.cil.c[433148,433161] [2022-10-16 13:56:04,239 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--smsc--smc91c92_cs.ko.cil.c[433565,433578] [2022-10-16 13:56:04,246 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--smsc--smc91c92_cs.ko.cil.c[433962,433975] [2022-10-16 13:56:04,253 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--smsc--smc91c92_cs.ko.cil.c[434197,434210] [2022-10-16 13:56:04,260 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--smsc--smc91c92_cs.ko.cil.c[434945,434958] [2022-10-16 13:56:04,267 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--smsc--smc91c92_cs.ko.cil.c[435366,435379] [2022-10-16 13:56:04,274 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--smsc--smc91c92_cs.ko.cil.c[435993,436006] [2022-10-16 13:56:04,282 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--smsc--smc91c92_cs.ko.cil.c[436408,436421] [2022-10-16 13:56:04,290 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--smsc--smc91c92_cs.ko.cil.c[437052,437065] [2022-10-16 13:56:04,297 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--smsc--smc91c92_cs.ko.cil.c[437782,437795] [2022-10-16 13:56:04,305 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--smsc--smc91c92_cs.ko.cil.c[438618,438631] [2022-10-16 13:56:04,312 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--smsc--smc91c92_cs.ko.cil.c[439964,439977] [2022-10-16 13:56:04,320 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--smsc--smc91c92_cs.ko.cil.c[440362,440375] [2022-10-16 13:56:04,326 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--smsc--smc91c92_cs.ko.cil.c[440919,440932] [2022-10-16 13:56:04,333 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--smsc--smc91c92_cs.ko.cil.c[441302,441315] [2022-10-16 13:56:04,339 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--smsc--smc91c92_cs.ko.cil.c[441918,441931] [2022-10-16 13:56:04,347 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--smsc--smc91c92_cs.ko.cil.c[442492,442505] [2022-10-16 13:56:04,354 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--smsc--smc91c92_cs.ko.cil.c[443405,443418] [2022-10-16 13:56:04,361 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--smsc--smc91c92_cs.ko.cil.c[443796,443809] [2022-10-16 13:56:04,368 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--smsc--smc91c92_cs.ko.cil.c[444025,444038] [2022-10-16 13:56:04,375 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--smsc--smc91c92_cs.ko.cil.c[444431,444444] [2022-10-16 13:56:04,382 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--smsc--smc91c92_cs.ko.cil.c[445288,445301] [2022-10-16 13:56:04,389 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--smsc--smc91c92_cs.ko.cil.c[445695,445708] [2022-10-16 13:56:04,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:56:04,446 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:56:05,061 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--smsc--smc91c92_cs.ko.cil.c[428826,428839] [2022-10-16 13:56:05,063 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--smsc--smc91c92_cs.ko.cil.c[429400,429413] [2022-10-16 13:56:05,064 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--smsc--smc91c92_cs.ko.cil.c[430599,430612] [2022-10-16 13:56:05,065 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--smsc--smc91c92_cs.ko.cil.c[431307,431320] [2022-10-16 13:56:05,066 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--smsc--smc91c92_cs.ko.cil.c[431748,431761] [2022-10-16 13:56:05,066 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--smsc--smc91c92_cs.ko.cil.c[431980,431993] [2022-10-16 13:56:05,067 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--smsc--smc91c92_cs.ko.cil.c[432558,432571] [2022-10-16 13:56:05,067 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--smsc--smc91c92_cs.ko.cil.c[433148,433161] [2022-10-16 13:56:05,068 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--smsc--smc91c92_cs.ko.cil.c[433565,433578] [2022-10-16 13:56:05,068 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--smsc--smc91c92_cs.ko.cil.c[433962,433975] [2022-10-16 13:56:05,069 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--smsc--smc91c92_cs.ko.cil.c[434197,434210] [2022-10-16 13:56:05,069 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--smsc--smc91c92_cs.ko.cil.c[434945,434958] [2022-10-16 13:56:05,070 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--smsc--smc91c92_cs.ko.cil.c[435366,435379] [2022-10-16 13:56:05,070 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--smsc--smc91c92_cs.ko.cil.c[435993,436006] [2022-10-16 13:56:05,071 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--smsc--smc91c92_cs.ko.cil.c[436408,436421] [2022-10-16 13:56:05,071 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--smsc--smc91c92_cs.ko.cil.c[437052,437065] [2022-10-16 13:56:05,072 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--smsc--smc91c92_cs.ko.cil.c[437782,437795] [2022-10-16 13:56:05,073 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--smsc--smc91c92_cs.ko.cil.c[438618,438631] [2022-10-16 13:56:05,074 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--smsc--smc91c92_cs.ko.cil.c[439964,439977] [2022-10-16 13:56:05,076 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--smsc--smc91c92_cs.ko.cil.c[440362,440375] [2022-10-16 13:56:05,077 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--smsc--smc91c92_cs.ko.cil.c[440919,440932] [2022-10-16 13:56:05,077 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--smsc--smc91c92_cs.ko.cil.c[441302,441315] [2022-10-16 13:56:05,078 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--smsc--smc91c92_cs.ko.cil.c[441918,441931] [2022-10-16 13:56:05,078 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--smsc--smc91c92_cs.ko.cil.c[442492,442505] [2022-10-16 13:56:05,079 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--smsc--smc91c92_cs.ko.cil.c[443405,443418] [2022-10-16 13:56:05,081 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--smsc--smc91c92_cs.ko.cil.c[443796,443809] [2022-10-16 13:56:05,081 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--smsc--smc91c92_cs.ko.cil.c[444025,444038] [2022-10-16 13:56:05,082 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--smsc--smc91c92_cs.ko.cil.c[444431,444444] [2022-10-16 13:56:05,082 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--smsc--smc91c92_cs.ko.cil.c[445288,445301] [2022-10-16 13:56:05,083 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--smsc--smc91c92_cs.ko.cil.c[445695,445708] [2022-10-16 13:56:05,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:56:05,484 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:56:05,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05 WrapperNode [2022-10-16 13:56:05,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:56:05,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:56:05,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:56:05,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:56:05,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:05,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:05,895 INFO L138 Inliner]: procedures = 646, calls = 2840, calls flagged for inlining = 239, calls inlined = 130, statements flattened = 4302 [2022-10-16 13:56:05,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:56:05,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:56:05,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:56:05,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:56:05,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:05,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:05,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:05,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,157 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:56:06,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:56:06,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:56:06,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:56:06,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (1/1) ... [2022-10-16 13:56:06,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:56:06,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:56:06,262 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 13:56:06,288 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 13:56:06,330 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-10-16 13:56:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:56:06,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:56:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-10-16 13:56:06,331 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-10-16 13:56:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_detach [2022-10-16 13:56:06,331 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_detach [2022-10-16 13:56:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-16 13:56:06,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-16 13:56:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-16 13:56:06,332 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-16 13:56:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure mhz_3288_power [2022-10-16 13:56:06,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mhz_3288_power [2022-10-16 13:56:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:56:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:56:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_io [2022-10-16 13:56:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:56:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:56:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:56:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:56:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-16 13:56:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-16 13:56:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:56:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:56:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_smc_private [2022-10-16 13:56:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_smc_private [2022-10-16 13:56:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:56:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:56:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-16 13:56:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-10-16 13:56:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-10-16 13:56:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 13:56:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 13:56:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 13:56:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_resume [2022-10-16 13:56:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_resume [2022-10-16 13:56:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-16 13:56:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:56:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:56:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:56:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:56:06,337 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-16 13:56:06,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:56:06,337 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_suspend [2022-10-16 13:56:06,337 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_suspend [2022-10-16 13:56:06,337 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:56:06,337 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:56:06,337 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_register_driver [2022-10-16 13:56:06,338 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-16 13:56:06,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:56:06,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:56:06,338 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-16 13:56:06,338 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2022-10-16 13:56:06,338 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-16 13:56:06,338 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-16 13:56:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-16 13:56:06,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-16 13:56:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 13:56:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:56:06,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:56:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:56:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:56:06,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:56:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-10-16 13:56:06,340 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-10-16 13:56:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-16 13:56:06,341 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-16 13:56:06,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:56:06,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:56:06,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-16 13:56:06,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-16 13:56:06,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 13:56:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 13:56:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure cvt_ascii_address [2022-10-16 13:56:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cvt_ascii_address [2022-10-16 13:56:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:56:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:56:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_enable_device [2022-10-16 13:56:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_map_mem_page [2022-10-16 13:56:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:56:06,343 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:56:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:56:06,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:56:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-16 13:56:06,343 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-16 13:56:06,343 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_get_tuple [2022-10-16 13:56:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:56:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:56:06,344 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:56:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-10-16 13:56:06,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-10-16 13:56:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:56:06,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:56:06,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_fixup_iowidth [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure smc_tx_timeout [2022-10-16 13:56:06,345 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_tx_timeout [2022-10-16 13:56:06,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:56:06,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:56:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-16 13:56:06,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-16 13:56:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-16 13:56:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure smc_reset [2022-10-16 13:56:06,346 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_reset [2022-10-16 13:56:06,346 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-10-16 13:56:06,346 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-10-16 13:56:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-10-16 13:56:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-10-16 13:56:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:56:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:56:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:56:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:56:06,347 INFO L130 BoogieDeclarations]: Found specification of procedure smc_hardware_send_packet [2022-10-16 13:56:06,347 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_hardware_send_packet [2022-10-16 13:56:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:56:06,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:56:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-16 13:56:06,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-16 13:56:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_130 [2022-10-16 13:56:06,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_130 [2022-10-16 13:56:06,348 INFO L130 BoogieDeclarations]: Found specification of procedure osi_load_firmware [2022-10-16 13:56:06,348 INFO L138 BoogieDeclarations]: Found implementation of procedure osi_load_firmware [2022-10-16 13:56:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_get_mac_from_cis [2022-10-16 13:56:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:56:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:56:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-16 13:56:06,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-16 13:56:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-10-16 13:56:06,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:56:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:56:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure smc_set_xcvr [2022-10-16 13:56:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_set_xcvr [2022-10-16 13:56:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-16 13:56:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-16 13:56:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:56:06,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:56:06,350 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_window [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-10-16 13:56:06,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_irq [2022-10-16 13:56:06,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:56:06,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:56:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-16 13:56:06,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-16 13:56:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:56:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 13:56:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure mot_config [2022-10-16 13:56:06,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mot_config [2022-10-16 13:56:06,352 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-16 13:56:06,352 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:56:06,353 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-16 13:56:06,353 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-16 13:56:06,353 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-16 13:56:06,354 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-16 13:56:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:56:06,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:56:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure check_sig [2022-10-16 13:56:06,354 INFO L138 BoogieDeclarations]: Found implementation of procedure check_sig [2022-10-16 13:56:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-16 13:56:06,354 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-16 13:56:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-16 13:56:06,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-16 13:56:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-16 13:56:06,355 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-16 13:56:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-10-16 13:56:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 13:56:06,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 13:56:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-16 13:56:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_smc_private [2022-10-16 13:56:06,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_smc_private [2022-10-16 13:56:06,356 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-16 13:56:06,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-16 13:56:06,356 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2022-10-16 13:56:06,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2022-10-16 13:56:06,356 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-10-16 13:56:06,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:56:06,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:56:06,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:56:06,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:56:06,357 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-16 13:56:06,357 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-16 13:56:06,357 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-16 13:56:06,357 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-16 13:56:06,357 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-16 13:56:06,357 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-10-16 13:56:06,358 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-16 13:56:06,358 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-16 13:56:06,358 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-16 13:56:06,358 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-16 13:56:06,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:56:06,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:56:06,358 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:56:06,358 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:56:06,359 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:56:06,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:56:06,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:56:06,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:56:06,359 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-10-16 13:56:06,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-10-16 13:56:06,359 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_tuple [2022-10-16 13:56:06,359 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_release [2022-10-16 13:56:06,360 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_release [2022-10-16 13:56:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:56:06,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:56:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-16 13:56:06,360 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-16 13:56:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:56:06,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:56:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2022-10-16 13:56:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-16 13:56:06,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-16 13:56:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-16 13:56:06,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-16 13:56:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_unregister_driver [2022-10-16 13:56:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2022-10-16 13:56:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 13:56:06,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 13:56:06,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:56:06,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:56:06,362 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-16 13:56:06,362 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:56:06,362 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:56:06,362 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-16 13:56:06,362 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-16 13:56:06,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:56:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-10-16 13:56:06,363 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-10-16 13:56:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-16 13:56:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:56:06,363 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:56:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-16 13:56:06,363 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-16 13:56:07,020 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:56:07,025 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:56:14,979 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:56:15,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:56:15,017 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 13:56:15,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:56:15 BoogieIcfgContainer [2022-10-16 13:56:15,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:56:15,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:56:15,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:56:15,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:56:15,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:55:58" (1/3) ... [2022-10-16 13:56:15,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d9867d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:56:15, skipping insertion in model container [2022-10-16 13:56:15,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:56:05" (2/3) ... [2022-10-16 13:56:15,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d9867d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:56:15, skipping insertion in model container [2022-10-16 13:56:15,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:56:15" (3/3) ... [2022-10-16 13:56:15,038 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--smsc--smc91c92_cs.ko.cil.c [2022-10-16 13:56:15,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:56:15,066 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2022-10-16 13:56:15,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:56:15,227 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;@d5e8f79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:56:15,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2022-10-16 13:56:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand has 1482 states, 940 states have (on average 1.3329787234042554) internal successors, (1253), 1056 states have internal predecessors, (1253), 373 states have call successors, (373), 94 states have call predecessors, (373), 94 states have return successors, (373), 368 states have call predecessors, (373), 373 states have call successors, (373) [2022-10-16 13:56:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-16 13:56:15,282 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:15,297 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-10-16 13:56:15,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:15,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:15,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1501601858, now seen corresponding path program 1 times [2022-10-16 13:56:15,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:15,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123974057] [2022-10-16 13:56:15,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:15,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:56:17,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:17,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123974057] [2022-10-16 13:56:17,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123974057] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:17,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:17,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:56:17,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120763204] [2022-10-16 13:56:17,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:17,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:56:17,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:17,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:56:17,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 13:56:17,107 INFO L87 Difference]: Start difference. First operand has 1482 states, 940 states have (on average 1.3329787234042554) internal successors, (1253), 1056 states have internal predecessors, (1253), 373 states have call successors, (373), 94 states have call predecessors, (373), 94 states have return successors, (373), 368 states have call predecessors, (373), 373 states have call successors, (373) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:56:19,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:22,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:22,522 INFO L93 Difference]: Finished difference Result 2924 states and 4101 transitions. [2022-10-16 13:56:22,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:56:22,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 110 [2022-10-16 13:56:22,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:22,555 INFO L225 Difference]: With dead ends: 2924 [2022-10-16 13:56:22,556 INFO L226 Difference]: Without dead ends: 1189 [2022-10-16 13:56:22,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 13:56:22,576 INFO L413 NwaCegarLoop]: 1831 mSDtfsCounter, 425 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 377 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 2582 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 377 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:22,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 2582 Invalid, 763 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [377 Valid, 385 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 13:56:22,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2022-10-16 13:56:22,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1176. [2022-10-16 13:56:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 769 states have (on average 1.3394018205461637) internal successors, (1030), 849 states have internal predecessors, (1030), 292 states have call successors, (292), 49 states have call predecessors, (292), 49 states have return successors, (292), 289 states have call predecessors, (292), 292 states have call successors, (292) [2022-10-16 13:56:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1614 transitions. [2022-10-16 13:56:22,785 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1614 transitions. Word has length 110 [2022-10-16 13:56:22,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:22,785 INFO L495 AbstractCegarLoop]: Abstraction has 1176 states and 1614 transitions. [2022-10-16 13:56:22,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:56:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1614 transitions. [2022-10-16 13:56:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-16 13:56:22,792 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:22,792 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-10-16 13:56:22,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:56:22,793 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:22,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:22,794 INFO L85 PathProgramCache]: Analyzing trace with hash -663064694, now seen corresponding path program 1 times [2022-10-16 13:56:22,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:22,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007478546] [2022-10-16 13:56:22,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:22,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:24,698 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:56:24,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:24,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007478546] [2022-10-16 13:56:24,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007478546] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:24,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:24,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:56:24,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136847740] [2022-10-16 13:56:24,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:24,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:24,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:24,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:24,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:24,706 INFO L87 Difference]: Start difference. First operand 1176 states and 1614 transitions. Second operand has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:26,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:31,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:31,621 INFO L93 Difference]: Finished difference Result 2879 states and 4022 transitions. [2022-10-16 13:56:31,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:56:31,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 110 [2022-10-16 13:56:31,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:31,640 INFO L225 Difference]: With dead ends: 2879 [2022-10-16 13:56:31,640 INFO L226 Difference]: Without dead ends: 1719 [2022-10-16 13:56:31,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:31,648 INFO L413 NwaCegarLoop]: 2084 mSDtfsCounter, 833 mSDsluCounter, 2148 mSDsCounter, 0 mSdLazyCounter, 1058 mSolverCounterSat, 347 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 4232 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 1058 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:31,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 4232 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 1058 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2022-10-16 13:56:31,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1719 states. [2022-10-16 13:56:31,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1719 to 1181. [2022-10-16 13:56:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1181 states, 774 states have (on average 1.3385012919896642) internal successors, (1036), 854 states have internal predecessors, (1036), 292 states have call successors, (292), 49 states have call predecessors, (292), 49 states have return successors, (292), 289 states have call predecessors, (292), 292 states have call successors, (292) [2022-10-16 13:56:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 1620 transitions. [2022-10-16 13:56:31,746 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 1620 transitions. Word has length 110 [2022-10-16 13:56:31,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:31,748 INFO L495 AbstractCegarLoop]: Abstraction has 1181 states and 1620 transitions. [2022-10-16 13:56:31,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1620 transitions. [2022-10-16 13:56:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-16 13:56:31,750 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:31,751 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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] [2022-10-16 13:56:31,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:56:31,751 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:31,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:31,752 INFO L85 PathProgramCache]: Analyzing trace with hash 93686634, now seen corresponding path program 1 times [2022-10-16 13:56:31,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:31,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460184758] [2022-10-16 13:56:31,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:32,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:33,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:33,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:33,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:33,041 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-10-16 13:56:33,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:33,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460184758] [2022-10-16 13:56:33,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460184758] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:33,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:33,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:56:33,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940076538] [2022-10-16 13:56:33,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:33,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:33,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:33,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:33,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:33,044 INFO L87 Difference]: Start difference. First operand 1181 states and 1620 transitions. Second operand has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:35,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:39,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:39,978 INFO L93 Difference]: Finished difference Result 1719 states and 2428 transitions. [2022-10-16 13:56:39,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:56:39,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 115 [2022-10-16 13:56:39,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:39,998 INFO L225 Difference]: With dead ends: 1719 [2022-10-16 13:56:39,998 INFO L226 Difference]: Without dead ends: 1718 [2022-10-16 13:56:40,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:40,008 INFO L413 NwaCegarLoop]: 2134 mSDtfsCounter, 834 mSDsluCounter, 2194 mSDsCounter, 0 mSdLazyCounter, 1057 mSolverCounterSat, 331 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 4328 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 1057 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:40,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 4328 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 1057 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2022-10-16 13:56:40,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2022-10-16 13:56:40,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1180. [2022-10-16 13:56:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 774 states have (on average 1.3372093023255813) internal successors, (1035), 853 states have internal predecessors, (1035), 292 states have call successors, (292), 49 states have call predecessors, (292), 49 states have return successors, (292), 289 states have call predecessors, (292), 292 states have call successors, (292) [2022-10-16 13:56:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1619 transitions. [2022-10-16 13:56:40,155 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1619 transitions. Word has length 115 [2022-10-16 13:56:40,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:40,158 INFO L495 AbstractCegarLoop]: Abstraction has 1180 states and 1619 transitions. [2022-10-16 13:56:40,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1619 transitions. [2022-10-16 13:56:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-16 13:56:40,162 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:40,162 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-10-16 13:56:40,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:56:40,162 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:40,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:40,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1390680299, now seen corresponding path program 1 times [2022-10-16 13:56:40,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:40,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547259677] [2022-10-16 13:56:40,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:40,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:56:41,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:41,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547259677] [2022-10-16 13:56:41,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547259677] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:56:41,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598422685] [2022-10-16 13:56:41,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:41,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:56:41,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:56:41,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:56:41,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 13:56:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:43,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 5582 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:56:43,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:56:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:56:43,364 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:56:43,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1598422685] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:43,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:56:43,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-10-16 13:56:43,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883266516] [2022-10-16 13:56:43,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:43,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:43,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:43,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:43,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:56:43,368 INFO L87 Difference]: Start difference. First operand 1180 states and 1619 transitions. Second operand has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:45,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:45,526 INFO L93 Difference]: Finished difference Result 2227 states and 3183 transitions. [2022-10-16 13:56:45,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:56:45,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2022-10-16 13:56:45,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:45,546 INFO L225 Difference]: With dead ends: 2227 [2022-10-16 13:56:45,547 INFO L226 Difference]: Without dead ends: 2226 [2022-10-16 13:56:45,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:56:45,551 INFO L413 NwaCegarLoop]: 2569 mSDtfsCounter, 1259 mSDsluCounter, 2248 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 4817 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:45,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1523 Valid, 4817 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-10-16 13:56:45,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2226 states. [2022-10-16 13:56:45,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2226 to 1175. [2022-10-16 13:56:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 770 states have (on average 1.3363636363636364) internal successors, (1029), 848 states have internal predecessors, (1029), 292 states have call successors, (292), 49 states have call predecessors, (292), 49 states have return successors, (292), 289 states have call predecessors, (292), 292 states have call successors, (292) [2022-10-16 13:56:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1613 transitions. [2022-10-16 13:56:45,651 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1613 transitions. Word has length 116 [2022-10-16 13:56:45,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:45,652 INFO L495 AbstractCegarLoop]: Abstraction has 1175 states and 1613 transitions. [2022-10-16 13:56:45,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1613 transitions. [2022-10-16 13:56:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-16 13:56:45,655 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:45,656 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:56:45,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 13:56:45,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:56:45,871 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:45,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:45,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1568796687, now seen corresponding path program 1 times [2022-10-16 13:56:45,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:45,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041517062] [2022-10-16 13:56:45,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:45,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-10-16 13:56:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:56:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:47,396 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 13:56:47,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:47,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041517062] [2022-10-16 13:56:47,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041517062] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:47,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:47,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:56:47,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203917409] [2022-10-16 13:56:47,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:47,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:47,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:47,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:47,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:47,399 INFO L87 Difference]: Start difference. First operand 1175 states and 1613 transitions. Second operand has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (17), 2 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 13:56:49,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:56:55,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:56:55,052 INFO L93 Difference]: Finished difference Result 2358 states and 3244 transitions. [2022-10-16 13:56:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:56:55,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (17), 2 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 129 [2022-10-16 13:56:55,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:56:55,071 INFO L225 Difference]: With dead ends: 2358 [2022-10-16 13:56:55,071 INFO L226 Difference]: Without dead ends: 2354 [2022-10-16 13:56:55,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:56:55,075 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1841 mSDsluCounter, 1726 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 813 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 3483 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 813 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:56:55,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2097 Valid, 3483 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [813 Valid, 1201 Invalid, 1 Unknown, 0 Unchecked, 7.3s Time] [2022-10-16 13:56:55,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2354 states. [2022-10-16 13:56:55,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2354 to 2268. [2022-10-16 13:56:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2268 states, 1528 states have (on average 1.3357329842931938) internal successors, (2041), 1620 states have internal predecessors, (2041), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:56:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 2268 states and 3200 transitions. [2022-10-16 13:56:55,239 INFO L78 Accepts]: Start accepts. Automaton has 2268 states and 3200 transitions. Word has length 129 [2022-10-16 13:56:55,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:56:55,240 INFO L495 AbstractCegarLoop]: Abstraction has 2268 states and 3200 transitions. [2022-10-16 13:56:55,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (17), 2 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 13:56:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 3200 transitions. [2022-10-16 13:56:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-16 13:56:55,243 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:56:55,243 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1] [2022-10-16 13:56:55,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:56:55,244 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting cvt_ascii_addressErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:56:55,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:56:55,245 INFO L85 PathProgramCache]: Analyzing trace with hash -898065966, now seen corresponding path program 1 times [2022-10-16 13:56:55,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:56:55,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581234223] [2022-10-16 13:56:55,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:56:55,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:56:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:56:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:56:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:56:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:56:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:55,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:56:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:56:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:56:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:56:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:56:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:56:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:56:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:56:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:56:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:56:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:56:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:56:56,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:56:56,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581234223] [2022-10-16 13:56:56,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581234223] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:56:56,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:56:56,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:56:56,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485963642] [2022-10-16 13:56:56,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:56:56,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:56:56,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:56:56,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:56:56,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:56:56,109 INFO L87 Difference]: Start difference. First operand 2268 states and 3200 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:56:58,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:01,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:01,461 INFO L93 Difference]: Finished difference Result 4548 states and 6421 transitions. [2022-10-16 13:57:01,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:01,463 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 131 [2022-10-16 13:57:01,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:01,481 INFO L225 Difference]: With dead ends: 4548 [2022-10-16 13:57:01,481 INFO L226 Difference]: Without dead ends: 2296 [2022-10-16 13:57:01,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:01,495 INFO L413 NwaCegarLoop]: 1530 mSDtfsCounter, 312 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 294 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 3260 SdHoareTripleChecker+Invalid, 1209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:01,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 3260 Invalid, 1209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 914 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-10-16 13:57:01,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2296 states. [2022-10-16 13:57:01,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2296 to 2270. [2022-10-16 13:57:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2270 states, 1530 states have (on average 1.3352941176470587) internal successors, (2043), 1622 states have internal predecessors, (2043), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:57:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 2270 states and 3202 transitions. [2022-10-16 13:57:01,627 INFO L78 Accepts]: Start accepts. Automaton has 2270 states and 3202 transitions. Word has length 131 [2022-10-16 13:57:01,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:01,627 INFO L495 AbstractCegarLoop]: Abstraction has 2270 states and 3202 transitions. [2022-10-16 13:57:01,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:01,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 3202 transitions. [2022-10-16 13:57:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-16 13:57:01,631 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:01,632 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1] [2022-10-16 13:57:01,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 13:57:01,632 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting cvt_ascii_addressErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:01,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:01,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1737914885, now seen corresponding path program 1 times [2022-10-16 13:57:01,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:01,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255635767] [2022-10-16 13:57:01,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:01,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:57:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:57:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:57:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:57:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:57:02,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:02,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255635767] [2022-10-16 13:57:02,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255635767] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:02,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:02,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:57:02,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130626977] [2022-10-16 13:57:02,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:02,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:57:02,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:02,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:57:02,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:02,588 INFO L87 Difference]: Start difference. First operand 2270 states and 3202 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:04,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:08,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:09,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:09,727 INFO L93 Difference]: Finished difference Result 5585 states and 8001 transitions. [2022-10-16 13:57:09,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:09,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 132 [2022-10-16 13:57:09,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:09,754 INFO L225 Difference]: With dead ends: 5585 [2022-10-16 13:57:09,754 INFO L226 Difference]: Without dead ends: 3331 [2022-10-16 13:57:09,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:09,770 INFO L413 NwaCegarLoop]: 1959 mSDtfsCounter, 831 mSDsluCounter, 2032 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 361 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 1403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:09,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1038 Valid, 3991 Invalid, 1403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 1041 Invalid, 1 Unknown, 0 Unchecked, 6.9s Time] [2022-10-16 13:57:09,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3331 states. [2022-10-16 13:57:09,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3331 to 2272. [2022-10-16 13:57:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2272 states, 1532 states have (on average 1.3348563968668408) internal successors, (2045), 1624 states have internal predecessors, (2045), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:57:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 2272 states and 3204 transitions. [2022-10-16 13:57:09,950 INFO L78 Accepts]: Start accepts. Automaton has 2272 states and 3204 transitions. Word has length 132 [2022-10-16 13:57:09,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:09,951 INFO L495 AbstractCegarLoop]: Abstraction has 2272 states and 3204 transitions. [2022-10-16 13:57:09,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 3204 transitions. [2022-10-16 13:57:09,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-16 13:57:09,957 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:09,957 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1] [2022-10-16 13:57:09,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 13:57:09,957 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting cvt_ascii_addressErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:09,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:09,958 INFO L85 PathProgramCache]: Analyzing trace with hash -67523449, now seen corresponding path program 1 times [2022-10-16 13:57:09,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:09,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138601335] [2022-10-16 13:57:09,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:09,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:57:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:57:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:57:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:57:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:57:11,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:11,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138601335] [2022-10-16 13:57:11,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138601335] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:11,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:11,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:57:11,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115057909] [2022-10-16 13:57:11,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:11,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:57:11,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:11,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:57:11,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:11,213 INFO L87 Difference]: Start difference. First operand 2272 states and 3204 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:13,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:16,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:16,298 INFO L93 Difference]: Finished difference Result 4588 states and 6481 transitions. [2022-10-16 13:57:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:16,299 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 132 [2022-10-16 13:57:16,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:16,315 INFO L225 Difference]: With dead ends: 4588 [2022-10-16 13:57:16,315 INFO L226 Difference]: Without dead ends: 2332 [2022-10-16 13:57:16,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:16,328 INFO L413 NwaCegarLoop]: 1528 mSDtfsCounter, 354 mSDsluCounter, 1738 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 297 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 3266 SdHoareTripleChecker+Invalid, 1206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:16,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 3266 Invalid, 1206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 908 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-10-16 13:57:16,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2332 states. [2022-10-16 13:57:16,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2332 to 2298. [2022-10-16 13:57:16,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2298 states, 1558 states have (on average 1.340821566110398) internal successors, (2089), 1650 states have internal predecessors, (2089), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:57:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 2298 states and 3248 transitions. [2022-10-16 13:57:16,549 INFO L78 Accepts]: Start accepts. Automaton has 2298 states and 3248 transitions. Word has length 132 [2022-10-16 13:57:16,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:16,550 INFO L495 AbstractCegarLoop]: Abstraction has 2298 states and 3248 transitions. [2022-10-16 13:57:16,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:16,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 3248 transitions. [2022-10-16 13:57:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-16 13:57:16,553 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:16,553 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:16,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 13:57:16,553 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting cvt_ascii_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:16,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:16,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2093229462, now seen corresponding path program 1 times [2022-10-16 13:57:16,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:16,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385980049] [2022-10-16 13:57:16,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:16,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:57:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:57:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:57:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:57:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:17,597 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:57:17,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:17,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385980049] [2022-10-16 13:57:17,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385980049] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:17,598 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:17,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:57:17,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749063267] [2022-10-16 13:57:17,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:17,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:57:17,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:17,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:57:17,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:17,601 INFO L87 Difference]: Start difference. First operand 2298 states and 3248 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:19,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:22,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:22,771 INFO L93 Difference]: Finished difference Result 2332 states and 3288 transitions. [2022-10-16 13:57:22,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:22,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 133 [2022-10-16 13:57:22,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:22,787 INFO L225 Difference]: With dead ends: 2332 [2022-10-16 13:57:22,787 INFO L226 Difference]: Without dead ends: 2330 [2022-10-16 13:57:22,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:57:22,789 INFO L413 NwaCegarLoop]: 1525 mSDtfsCounter, 342 mSDsluCounter, 1738 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 298 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 3263 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:22,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 3263 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 911 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 13:57:22,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2330 states. [2022-10-16 13:57:22,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2330 to 2298. [2022-10-16 13:57:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2298 states, 1558 states have (on average 1.3382541720154044) internal successors, (2085), 1650 states have internal predecessors, (2085), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:57:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 2298 states and 3244 transitions. [2022-10-16 13:57:23,023 INFO L78 Accepts]: Start accepts. Automaton has 2298 states and 3244 transitions. Word has length 133 [2022-10-16 13:57:23,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:23,024 INFO L495 AbstractCegarLoop]: Abstraction has 2298 states and 3244 transitions. [2022-10-16 13:57:23,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 1 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:57:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 3244 transitions. [2022-10-16 13:57:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-16 13:57:23,029 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:23,029 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:23,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 13:57:23,030 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting osi_load_firmwareErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:23,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:23,030 INFO L85 PathProgramCache]: Analyzing trace with hash 67116818, now seen corresponding path program 1 times [2022-10-16 13:57:23,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:23,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601429660] [2022-10-16 13:57:23,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:23,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:57:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:57:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:57:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:57:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-10-16 13:57:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:24,286 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:57:24,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:24,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601429660] [2022-10-16 13:57:24,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601429660] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:24,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:24,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:57:24,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071584737] [2022-10-16 13:57:24,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:24,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:57:24,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:24,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:57:24,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:24,289 INFO L87 Difference]: Start difference. First operand 2298 states and 3244 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 13:57:26,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:30,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:30,012 INFO L93 Difference]: Finished difference Result 2344 states and 3312 transitions. [2022-10-16 13:57:30,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:57:30,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 135 [2022-10-16 13:57:30,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:30,027 INFO L225 Difference]: With dead ends: 2344 [2022-10-16 13:57:30,027 INFO L226 Difference]: Without dead ends: 2342 [2022-10-16 13:57:30,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:57:30,030 INFO L413 NwaCegarLoop]: 1530 mSDtfsCounter, 315 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 296 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 3260 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:30,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 3260 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 924 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-10-16 13:57:30,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2342 states. [2022-10-16 13:57:30,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2342 to 2312. [2022-10-16 13:57:30,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2312 states, 1570 states have (on average 1.3369426751592357) internal successors, (2099), 1662 states have internal predecessors, (2099), 580 states have call successors, (580), 98 states have call predecessors, (580), 98 states have return successors, (583), 574 states have call predecessors, (583), 580 states have call successors, (583) [2022-10-16 13:57:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 2312 states and 3262 transitions. [2022-10-16 13:57:30,165 INFO L78 Accepts]: Start accepts. Automaton has 2312 states and 3262 transitions. Word has length 135 [2022-10-16 13:57:30,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:30,166 INFO L495 AbstractCegarLoop]: Abstraction has 2312 states and 3262 transitions. [2022-10-16 13:57:30,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-10-16 13:57:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3262 transitions. [2022-10-16 13:57:30,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-10-16 13:57:30,169 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:30,169 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:30,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 13:57:30,170 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting cvt_ascii_addressErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:30,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:30,170 INFO L85 PathProgramCache]: Analyzing trace with hash -768299765, now seen corresponding path program 1 times [2022-10-16 13:57:30,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:30,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213689795] [2022-10-16 13:57:30,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:30,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:57:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:32,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:57:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:32,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:57:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:32,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:57:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:32,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:57:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:57:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:57:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:57:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:57:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:57:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:57:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:57:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:57:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 13:57:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:57:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:57:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-16 13:57:33,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:57:33,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213689795] [2022-10-16 13:57:33,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213689795] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:57:33,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:57:33,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:57:33,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119830275] [2022-10-16 13:57:33,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:57:33,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:57:33,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:57:33,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:57:33,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:57:33,171 INFO L87 Difference]: Start difference. First operand 2312 states and 3262 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:57:35,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:57:40,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:57:40,186 INFO L93 Difference]: Finished difference Result 4718 states and 6668 transitions. [2022-10-16 13:57:40,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:57:40,187 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2022-10-16 13:57:40,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:57:40,200 INFO L225 Difference]: With dead ends: 4718 [2022-10-16 13:57:40,200 INFO L226 Difference]: Without dead ends: 2422 [2022-10-16 13:57:40,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:57:40,211 INFO L413 NwaCegarLoop]: 1551 mSDtfsCounter, 401 mSDsluCounter, 3818 mSDsCounter, 0 mSdLazyCounter, 2091 mSolverCounterSat, 350 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 5369 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 2091 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:57:40,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 5369 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 2091 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2022-10-16 13:57:40,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2422 states. [2022-10-16 13:57:40,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2422 to 2318. [2022-10-16 13:57:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 1576 states have (on average 1.3356598984771573) internal successors, (2105), 1668 states have internal predecessors, (2105), 580 states have call successors, (580), 98 states have call predecessors, (580), 98 states have return successors, (583), 574 states have call predecessors, (583), 580 states have call successors, (583) [2022-10-16 13:57:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3268 transitions. [2022-10-16 13:57:40,351 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3268 transitions. Word has length 136 [2022-10-16 13:57:40,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:57:40,352 INFO L495 AbstractCegarLoop]: Abstraction has 2318 states and 3268 transitions. [2022-10-16 13:57:40,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:57:40,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3268 transitions. [2022-10-16 13:57:40,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-16 13:57:40,355 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:57:40,356 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:57:40,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 13:57:40,356 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting cvt_ascii_addressErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:57:40,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:57:40,357 INFO L85 PathProgramCache]: Analyzing trace with hash 104856037, now seen corresponding path program 1 times [2022-10-16 13:57:40,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:57:40,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610196109] [2022-10-16 13:57:40,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:57:40,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:58:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:58:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:58:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:58:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:58:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:58:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:58:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:58:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:58:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 13:58:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:28,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:29,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-10-16 13:58:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:29,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 13:58:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:29,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 13:58:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:58:29,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:58:29,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610196109] [2022-10-16 13:58:29,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610196109] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:58:29,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469583542] [2022-10-16 13:58:29,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:58:29,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:58:29,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:58:29,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:58:29,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 13:58:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:31,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 5783 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-16 13:58:31,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:58:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-10-16 13:58:31,344 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:58:31,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469583542] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:58:31,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:58:31,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-10-16 13:58:31,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119414546] [2022-10-16 13:58:31,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:58:31,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:58:31,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:58:31,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:58:31,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=210, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:58:31,347 INFO L87 Difference]: Start difference. First operand 2318 states and 3268 transitions. Second operand has 8 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-10-16 13:58:33,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:58:33,474 INFO L93 Difference]: Finished difference Result 4726 states and 6668 transitions. [2022-10-16 13:58:33,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 13:58:33,475 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 157 [2022-10-16 13:58:33,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:58:33,494 INFO L225 Difference]: With dead ends: 4726 [2022-10-16 13:58:33,494 INFO L226 Difference]: Without dead ends: 2424 [2022-10-16 13:58:33,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-10-16 13:58:33,506 INFO L413 NwaCegarLoop]: 1664 mSDtfsCounter, 522 mSDsluCounter, 9297 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 10961 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:58:33,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 10961 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-10-16 13:58:33,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2022-10-16 13:58:33,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2318. [2022-10-16 13:58:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 1576 states have (on average 1.3343908629441625) internal successors, (2103), 1668 states have internal predecessors, (2103), 580 states have call successors, (580), 98 states have call predecessors, (580), 98 states have return successors, (583), 574 states have call predecessors, (583), 580 states have call successors, (583) [2022-10-16 13:58:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3266 transitions. [2022-10-16 13:58:33,652 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3266 transitions. Word has length 157 [2022-10-16 13:58:33,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:58:33,653 INFO L495 AbstractCegarLoop]: Abstraction has 2318 states and 3266 transitions. [2022-10-16 13:58:33,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-10-16 13:58:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3266 transitions. [2022-10-16 13:58:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-16 13:58:33,656 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:58:33,657 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:58:33,701 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-16 13:58:33,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-10-16 13:58:33,870 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting cvt_ascii_addressErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:58:33,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:58:33,871 INFO L85 PathProgramCache]: Analyzing trace with hash -2139127261, now seen corresponding path program 1 times [2022-10-16 13:58:33,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:58:33,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768672859] [2022-10-16 13:58:33,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:58:33,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:58:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:58:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:58:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:58:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:58:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:58:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:58:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:58:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:58:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:40,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 13:58:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-10-16 13:58:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 13:58:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 13:58:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:58:41,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:58:41,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768672859] [2022-10-16 13:58:41,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768672859] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:58:41,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842241313] [2022-10-16 13:58:41,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:58:41,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:58:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:58:41,071 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:58:41,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 13:58:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:42,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 5784 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-16 13:58:43,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:58:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-10-16 13:58:43,158 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:58:43,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842241313] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:58:43,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:58:43,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-10-16 13:58:43,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784595147] [2022-10-16 13:58:43,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:58:43,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:58:43,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:58:43,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:58:43,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2022-10-16 13:58:43,166 INFO L87 Difference]: Start difference. First operand 2318 states and 3266 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-16 13:58:43,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:58:43,506 INFO L93 Difference]: Finished difference Result 4623 states and 6513 transitions. [2022-10-16 13:58:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:58:43,507 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 157 [2022-10-16 13:58:43,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:58:43,542 INFO L225 Difference]: With dead ends: 4623 [2022-10-16 13:58:43,542 INFO L226 Difference]: Without dead ends: 2321 [2022-10-16 13:58:43,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2022-10-16 13:58:43,555 INFO L413 NwaCegarLoop]: 1597 mSDtfsCounter, 523 mSDsluCounter, 5716 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 7313 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:58:43,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [655 Valid, 7313 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 13:58:43,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2321 states. [2022-10-16 13:58:43,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2321 to 2318. [2022-10-16 13:58:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 1576 states have (on average 1.3331218274111676) internal successors, (2101), 1668 states have internal predecessors, (2101), 580 states have call successors, (580), 98 states have call predecessors, (580), 98 states have return successors, (583), 574 states have call predecessors, (583), 580 states have call successors, (583) [2022-10-16 13:58:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3264 transitions. [2022-10-16 13:58:43,711 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3264 transitions. Word has length 157 [2022-10-16 13:58:43,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:58:43,711 INFO L495 AbstractCegarLoop]: Abstraction has 2318 states and 3264 transitions. [2022-10-16 13:58:43,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-16 13:58:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3264 transitions. [2022-10-16 13:58:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-16 13:58:43,715 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:58:43,715 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:58:43,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 13:58:43,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:58:43,934 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting cvt_ascii_addressErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:58:43,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:58:43,935 INFO L85 PathProgramCache]: Analyzing trace with hash -572369311, now seen corresponding path program 1 times [2022-10-16 13:58:43,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:58:43,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868437095] [2022-10-16 13:58:43,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:58:43,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:58:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:58:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:58:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:58:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:58:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:58:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:58:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:58:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:58:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 13:58:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:58:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:58:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:58:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-10-16 13:58:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-16 13:58:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 13:58:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:52,695 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-10-16 13:58:52,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:58:52,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868437095] [2022-10-16 13:58:52,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868437095] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:58:52,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469582458] [2022-10-16 13:58:52,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:58:52,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:58:52,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:58:52,698 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:58:52,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 13:58:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:58:55,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 5785 conjuncts, 72 conjunts are in the unsatisfiable core [2022-10-16 13:58:55,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:58:55,443 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 98 proven. 3 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-10-16 13:58:55,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:58:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:58:56,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469582458] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:58:56,348 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:58:56,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 8] total 16 [2022-10-16 13:58:56,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629900256] [2022-10-16 13:58:56,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:58:56,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-10-16 13:58:56,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:58:56,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-10-16 13:58:56,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:58:56,351 INFO L87 Difference]: Start difference. First operand 2318 states and 3264 transitions. Second operand has 16 states, 14 states have (on average 7.428571428571429) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2022-10-16 13:58:58,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:59:07,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:59:07,200 INFO L93 Difference]: Finished difference Result 4648 states and 6548 transitions. [2022-10-16 13:59:07,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 13:59:07,200 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 7.428571428571429) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) Word has length 157 [2022-10-16 13:59:07,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:59:07,212 INFO L225 Difference]: With dead ends: 4648 [2022-10-16 13:59:07,212 INFO L226 Difference]: Without dead ends: 2342 [2022-10-16 13:59:07,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 343 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2022-10-16 13:59:07,224 INFO L413 NwaCegarLoop]: 1509 mSDtfsCounter, 1373 mSDsluCounter, 8354 mSDsCounter, 0 mSdLazyCounter, 4881 mSolverCounterSat, 435 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 9863 SdHoareTripleChecker+Invalid, 5317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 4881 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:59:07,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 9863 Invalid, 5317 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [435 Valid, 4881 Invalid, 1 Unknown, 0 Unchecked, 10.4s Time] [2022-10-16 13:59:07,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2342 states. [2022-10-16 13:59:07,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2342 to 2316. [2022-10-16 13:59:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2316 states, 1576 states have (on average 1.3312182741116751) internal successors, (2098), 1665 states have internal predecessors, (2098), 578 states have call successors, (578), 98 states have call predecessors, (578), 98 states have return successors, (581), 572 states have call predecessors, (581), 578 states have call successors, (581) [2022-10-16 13:59:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 2316 states and 3257 transitions. [2022-10-16 13:59:07,441 INFO L78 Accepts]: Start accepts. Automaton has 2316 states and 3257 transitions. Word has length 157 [2022-10-16 13:59:07,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:59:07,441 INFO L495 AbstractCegarLoop]: Abstraction has 2316 states and 3257 transitions. [2022-10-16 13:59:07,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 7.428571428571429) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2022-10-16 13:59:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 3257 transitions. [2022-10-16 13:59:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-16 13:59:07,445 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:59:07,446 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:59:07,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 13:59:07,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:59:07,660 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting cvt_ascii_addressErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mdio_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mdio_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-10-16 13:59:07,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:59:07,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1296604574, now seen corresponding path program 1 times [2022-10-16 13:59:07,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:59:07,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933733480] [2022-10-16 13:59:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:59:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms