/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--staging--ozwpan--ozwpan.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:59:15,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:59:15,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:59:15,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:59:15,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:59:15,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:59:15,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:59:15,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:59:15,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:59:15,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:59:15,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:59:15,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:59:15,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:59:15,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:59:15,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:59:15,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:59:15,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:59:15,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:59:15,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:59:15,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:59:15,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:59:15,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:59:15,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:59:15,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:59:15,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:59:15,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:59:15,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:59:15,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:59:15,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:59:15,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:59:15,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:59:15,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:59:15,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:59:15,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:59:15,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:59:15,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:59:15,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:59:15,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:59:15,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:59:15,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:59:15,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:59:15,597 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 13:59:15,663 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:59:15,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:59:15,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:59:15,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:59:15,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:59:15,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:59:15,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:59:15,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:59:15,670 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:59:15,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:59:15,672 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:59:15,672 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:59:15,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:59:15,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:59:15,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:59:15,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:59:15,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:59:15,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:59:15,674 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:59:15,674 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:59:15,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:59:15,674 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:59:15,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:59:15,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:59:15,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:59:15,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:59:15,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:15,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:59:15,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:59:15,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:59:15,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:59:15,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:59:15,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:59:15,677 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:59:16,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:59:16,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:59:16,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:59:16,172 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:59:16,173 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:59:16,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c [2022-10-16 13:59:16,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5602f8407/926b42e575c04830aa84e446dee4c239/FLAG312ee1503 [2022-10-16 13:59:17,817 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:59:17,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c [2022-10-16 13:59:17,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5602f8407/926b42e575c04830aa84e446dee4c239/FLAG312ee1503 [2022-10-16 13:59:18,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5602f8407/926b42e575c04830aa84e446dee4c239 [2022-10-16 13:59:18,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:59:18,383 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:59:18,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:18,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:59:18,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:59:18,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:18" (1/1) ... [2022-10-16 13:59:18,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794a6468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:18, skipping insertion in model container [2022-10-16 13:59:18,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:18" (1/1) ... [2022-10-16 13:59:18,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:59:18,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:59:28,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c[683964,683977] [2022-10-16 13:59:28,506 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--staging--ozwpan--ozwpan.ko.cil.c[684538,684551] [2022-10-16 13:59:28,516 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--staging--ozwpan--ozwpan.ko.cil.c[685737,685750] [2022-10-16 13:59:28,525 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--staging--ozwpan--ozwpan.ko.cil.c[686445,686458] [2022-10-16 13:59:28,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c[686886,686899] [2022-10-16 13:59:28,544 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--staging--ozwpan--ozwpan.ko.cil.c[687118,687131] [2022-10-16 13:59:28,557 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--staging--ozwpan--ozwpan.ko.cil.c[687696,687709] [2022-10-16 13:59:28,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c[688286,688299] [2022-10-16 13:59:28,577 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--staging--ozwpan--ozwpan.ko.cil.c[688703,688716] [2022-10-16 13:59:28,585 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--staging--ozwpan--ozwpan.ko.cil.c[689100,689113] [2022-10-16 13:59:28,592 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--staging--ozwpan--ozwpan.ko.cil.c[689335,689348] [2022-10-16 13:59:28,600 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--staging--ozwpan--ozwpan.ko.cil.c[690083,690096] [2022-10-16 13:59:28,609 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--staging--ozwpan--ozwpan.ko.cil.c[690504,690517] [2022-10-16 13:59:28,618 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--staging--ozwpan--ozwpan.ko.cil.c[691131,691144] [2022-10-16 13:59:28,625 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--staging--ozwpan--ozwpan.ko.cil.c[691546,691559] [2022-10-16 13:59:28,634 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--staging--ozwpan--ozwpan.ko.cil.c[692190,692203] [2022-10-16 13:59:28,642 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--staging--ozwpan--ozwpan.ko.cil.c[692920,692933] [2022-10-16 13:59:28,652 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--staging--ozwpan--ozwpan.ko.cil.c[693756,693769] [2022-10-16 13:59:28,659 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--staging--ozwpan--ozwpan.ko.cil.c[695102,695115] [2022-10-16 13:59:28,667 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--staging--ozwpan--ozwpan.ko.cil.c[695500,695513] [2022-10-16 13:59:28,675 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--staging--ozwpan--ozwpan.ko.cil.c[696057,696070] [2022-10-16 13:59:28,682 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--staging--ozwpan--ozwpan.ko.cil.c[696440,696453] [2022-10-16 13:59:28,691 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--staging--ozwpan--ozwpan.ko.cil.c[697056,697069] [2022-10-16 13:59:28,700 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--staging--ozwpan--ozwpan.ko.cil.c[697630,697643] [2022-10-16 13:59:28,709 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--staging--ozwpan--ozwpan.ko.cil.c[698543,698556] [2022-10-16 13:59:28,718 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--staging--ozwpan--ozwpan.ko.cil.c[698934,698947] [2022-10-16 13:59:28,726 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--staging--ozwpan--ozwpan.ko.cil.c[699163,699176] [2022-10-16 13:59:28,733 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--staging--ozwpan--ozwpan.ko.cil.c[699569,699582] [2022-10-16 13:59:28,742 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--staging--ozwpan--ozwpan.ko.cil.c[700426,700439] [2022-10-16 13:59:28,751 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--staging--ozwpan--ozwpan.ko.cil.c[700833,700846] [2022-10-16 13:59:28,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:28,790 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:59:29,627 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--staging--ozwpan--ozwpan.ko.cil.c[683964,683977] [2022-10-16 13:59:29,627 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--staging--ozwpan--ozwpan.ko.cil.c[684538,684551] [2022-10-16 13:59:29,628 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--staging--ozwpan--ozwpan.ko.cil.c[685737,685750] [2022-10-16 13:59:29,629 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--staging--ozwpan--ozwpan.ko.cil.c[686445,686458] [2022-10-16 13:59:29,630 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--staging--ozwpan--ozwpan.ko.cil.c[686886,686899] [2022-10-16 13:59:29,630 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--staging--ozwpan--ozwpan.ko.cil.c[687118,687131] [2022-10-16 13:59:29,631 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--staging--ozwpan--ozwpan.ko.cil.c[687696,687709] [2022-10-16 13:59:29,631 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--staging--ozwpan--ozwpan.ko.cil.c[688286,688299] [2022-10-16 13:59:29,632 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--staging--ozwpan--ozwpan.ko.cil.c[688703,688716] [2022-10-16 13:59:29,632 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--staging--ozwpan--ozwpan.ko.cil.c[689100,689113] [2022-10-16 13:59:29,633 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--staging--ozwpan--ozwpan.ko.cil.c[689335,689348] [2022-10-16 13:59:29,633 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--staging--ozwpan--ozwpan.ko.cil.c[690083,690096] [2022-10-16 13:59:29,634 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--staging--ozwpan--ozwpan.ko.cil.c[690504,690517] [2022-10-16 13:59:29,634 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--staging--ozwpan--ozwpan.ko.cil.c[691131,691144] [2022-10-16 13:59:29,635 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--staging--ozwpan--ozwpan.ko.cil.c[691546,691559] [2022-10-16 13:59:29,636 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--staging--ozwpan--ozwpan.ko.cil.c[692190,692203] [2022-10-16 13:59:29,636 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--staging--ozwpan--ozwpan.ko.cil.c[692920,692933] [2022-10-16 13:59:29,637 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--staging--ozwpan--ozwpan.ko.cil.c[693756,693769] [2022-10-16 13:59:29,638 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--staging--ozwpan--ozwpan.ko.cil.c[695102,695115] [2022-10-16 13:59:29,638 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--staging--ozwpan--ozwpan.ko.cil.c[695500,695513] [2022-10-16 13:59:29,639 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--staging--ozwpan--ozwpan.ko.cil.c[696057,696070] [2022-10-16 13:59:29,640 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--staging--ozwpan--ozwpan.ko.cil.c[696440,696453] [2022-10-16 13:59:29,640 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--staging--ozwpan--ozwpan.ko.cil.c[697056,697069] [2022-10-16 13:59:29,641 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--staging--ozwpan--ozwpan.ko.cil.c[697630,697643] [2022-10-16 13:59:29,641 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--staging--ozwpan--ozwpan.ko.cil.c[698543,698556] [2022-10-16 13:59:29,642 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--staging--ozwpan--ozwpan.ko.cil.c[698934,698947] [2022-10-16 13:59:29,642 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--staging--ozwpan--ozwpan.ko.cil.c[699163,699176] [2022-10-16 13:59:29,643 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--staging--ozwpan--ozwpan.ko.cil.c[699569,699582] [2022-10-16 13:59:29,644 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--staging--ozwpan--ozwpan.ko.cil.c[700426,700439] [2022-10-16 13:59:29,644 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--staging--ozwpan--ozwpan.ko.cil.c[700833,700846] [2022-10-16 13:59:29,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:30,230 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:59:30,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30 WrapperNode [2022-10-16 13:59:30,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:30,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:30,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:59:30,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:59:30,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:30,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:30,894 INFO L138 Inliner]: procedures = 998, calls = 5609, calls flagged for inlining = 398, calls inlined = 270, statements flattened = 10144 [2022-10-16 13:59:30,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:30,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:59:30,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:59:30,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:59:30,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:30,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:30,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:30,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:59:31,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:59:31,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:59:31,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:59:31,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (1/1) ... [2022-10-16 13:59:31,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:59:31,585 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 13:59:31,609 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 13:59:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-10-16 13:59:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-10-16 13:59:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_farewell [2022-10-16 13:59:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_farewell [2022-10-16 13:59:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-16 13:59:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-16 13:59:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-16 13:59:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2022-10-16 13:59:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_stop [2022-10-16 13:59:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_stop [2022-10-16 13:59:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_134 [2022-10-16 13:59:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_134 [2022-10-16 13:59:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-16 13:59:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-16 13:59:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_frame_lock_of_oz_pd [2022-10-16 13:59:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_frame_lock_of_oz_pd [2022-10-16 13:59:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure device_wakeup_enable [2022-10-16 13:59:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_g_tasklet_lock [2022-10-16 13:59:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_g_tasklet_lock [2022-10-16 13:59:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_152 [2022-10-16 13:59:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_152 [2022-10-16 13:59:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-16 13:59:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-16 13:59:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure oz_get_port_from_addr [2022-10-16 13:59:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_get_port_from_addr [2022-10-16 13:59:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure oz_tx_isoc_free [2022-10-16 13:59:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_tx_isoc_free [2022-10-16 13:59:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2022-10-16 13:59:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 13:59:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 13:59:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:31,657 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_stop [2022-10-16 13:59:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_stop [2022-10-16 13:59:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2022-10-16 13:59:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday64 [2022-10-16 13:59:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-16 13:59:31,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-16 13:59:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-16 13:59:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-16 13:59:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_start [2022-10-16 13:59:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_start [2022-10-16 13:59:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure oz_tx_frame_alloc [2022-10-16 13:59:31,659 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_tx_frame_alloc [2022-10-16 13:59:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:59:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2022-10-16 13:59:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:31,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-16 13:59:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-16 13:59:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_get_frame_number [2022-10-16 13:59:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_get_frame_number [2022-10-16 13:59:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-10-16 13:59:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-10-16 13:59:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2022-10-16 13:59:31,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2022-10-16 13:59:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 13:59:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 13:59:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_buffer_data [2022-10-16 13:59:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_buffer_data [2022-10-16 13:59:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-16 13:59:31,662 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-16 13:59:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_get_desc_req [2022-10-16 13:59:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_get_desc_req [2022-10-16 13:59:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_request_heartbeat [2022-10-16 13:59:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_request_heartbeat [2022-10-16 13:59:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-16 13:59:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure oz_elt_info_alloc [2022-10-16 13:59:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_elt_info_alloc [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-10-16 13:59:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:59:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:59:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:59:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 13:59:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2022-10-16 13:59:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2022-10-16 13:59:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-16 13:59:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_data_ind [2022-10-16 13:59:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_data_ind [2022-10-16 13:59:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_submit_elt [2022-10-16 13:59:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_submit_elt [2022-10-16 13:59:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2022-10-16 13:59:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put___0 [2022-10-16 13:59:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put___0 [2022-10-16 13:59:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-16 13:59:31,666 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-16 13:59:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_122___0 [2022-10-16 13:59:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_122___0 [2022-10-16 13:59:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure oz_clean_endpoints_for_interface [2022-10-16 13:59:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_clean_endpoints_for_interface [2022-10-16 13:59:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_oz_elt_buf [2022-10-16 13:59:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_oz_elt_buf [2022-10-16 13:59:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_bus_suspend [2022-10-16 13:59:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_bus_suspend [2022-10-16 13:59:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_121___0 [2022-10-16 13:59:31,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_121___0 [2022-10-16 13:59:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2022-10-16 13:59:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_shutdown [2022-10-16 13:59:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_shutdown [2022-10-16 13:59:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_set_state [2022-10-16 13:59:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_set_state [2022-10-16 13:59:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:59:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:59:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:59:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:59:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure oz_plat_remove [2022-10-16 13:59:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_plat_remove [2022-10-16 13:59:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-16 13:59:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:59:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_claim [2022-10-16 13:59:31,669 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_claim [2022-10-16 13:59:31,669 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-16 13:59:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_by_name [2022-10-16 13:59:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-10-16 13:59:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-16 13:59:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-16 13:59:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_hcd_lock_of_oz_hcd [2022-10-16 13:59:31,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_hcd_lock_of_oz_hcd [2022-10-16 13:59:31,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-10-16 13:59:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-10-16 13:59:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure dev_hard_header [2022-10-16 13:59:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_hard_header [2022-10-16 13:59:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:59:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:59:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_get [2022-10-16 13:59:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_get [2022-10-16 13:59:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-10-16 13:59:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2022-10-16 13:59:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_125 [2022-10-16 13:59:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_125 [2022-10-16 13:59:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-10-16 13:59:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-10-16 13:59:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_to_ns [2022-10-16 13:59:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_to_ns [2022-10-16 13:59:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:59:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:59:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure oz_app_enable [2022-10-16 13:59:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_app_enable [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-10-16 13:59:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-10-16 13:59:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_start [2022-10-16 13:59:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_start [2022-10-16 13:59:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_121 [2022-10-16 13:59:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_121 [2022-10-16 13:59:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2022-10-16 13:59:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-16 13:59:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_126 [2022-10-16 13:59:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_126 [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure oz_isoc_stream_free [2022-10-16 13:59:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_isoc_stream_free [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-16 13:59:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-16 13:59:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_124___3 [2022-10-16 13:59:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_124___3 [2022-10-16 13:59:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_oz_cdev [2022-10-16 13:59:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_oz_cdev [2022-10-16 13:59:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:59:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:59:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2022-10-16 13:59:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure oz_process_ep0_urb [2022-10-16 13:59:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_process_ep0_urb [2022-10-16 13:59:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 13:59:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 13:59:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-16 13:59:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-16 13:59:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic64 [2022-10-16 13:59:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_bus_resume [2022-10-16 13:59:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_bus_resume [2022-10-16 13:59:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_chrdev_region [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure oz_ep_free [2022-10-16 13:59:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_ep_free [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:59:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2022-10-16 13:59:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-10-16 13:59:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132___0 [2022-10-16 13:59:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132___0 [2022-10-16 13:59:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure oz_plat_shutdown [2022-10-16 13:59:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_plat_shutdown [2022-10-16 13:59:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_control_cnf [2022-10-16 13:59:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_control_cnf [2022-10-16 13:59:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-10-16 13:59:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-10-16 13:59:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-10-16 13:59:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-10-16 13:59:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-10-16 13:59:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-10-16 13:59:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-16 13:59:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-16 13:59:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure oz_plat_resume [2022-10-16 13:59:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_plat_resume [2022-10-16 13:59:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_get [2022-10-16 13:59:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_get [2022-10-16 13:59:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2022-10-16 13:59:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure oz_queue_elt_info [2022-10-16 13:59:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_queue_elt_info [2022-10-16 13:59:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-10-16 13:59:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-10-16 13:59:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-16 13:59:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-16 13:59:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-10-16 13:59:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-10-16 13:59:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure oz_cdev_claim_ctx [2022-10-16 13:59:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_cdev_claim_ctx [2022-10-16 13:59:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-10-16 13:59:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-10-16 13:59:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2022-10-16 13:59:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 13:59:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 13:59:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure oz_binding_add [2022-10-16 13:59:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_binding_add [2022-10-16 13:59:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_139 [2022-10-16 13:59:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_139 [2022-10-16 13:59:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_133 [2022-10-16 13:59:31,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_133 [2022-10-16 13:59:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-16 13:59:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-16 13:59:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure oz_retire_frame [2022-10-16 13:59:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_retire_frame [2022-10-16 13:59:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:59:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:59:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2022-10-16 13:59:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_151 [2022-10-16 13:59:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_151 [2022-10-16 13:59:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 13:59:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 13:59:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure oz_find_urb_by_id [2022-10-16 13:59:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_find_urb_by_id [2022-10-16 13:59:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_frame_lock_of_oz_pd [2022-10-16 13:59:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_frame_lock_of_oz_pd [2022-10-16 13:59:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_start_range_ns [2022-10-16 13:59:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_active [2022-10-16 13:59:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_active [2022-10-16 13:59:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 13:59:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 13:59:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-16 13:59:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-16 13:59:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:59:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:59:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-10-16 13:59:31,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del [2022-10-16 13:59:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del [2022-10-16 13:59:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:31,691 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:59:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-10-16 13:59:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-10-16 13:59:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-10-16 13:59:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 13:59:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_request_heartbeat [2022-10-16 13:59:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_request_heartbeat [2022-10-16 13:59:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-10-16 13:59:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-10-16 13:59:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure oz_build_endpoints_for_interface [2022-10-16 13:59:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_build_endpoints_for_interface [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 13:59:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_123___4 [2022-10-16 13:59:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_123___4 [2022-10-16 13:59:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:59:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure oz_plat_probe [2022-10-16 13:59:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_plat_probe [2022-10-16 13:59:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-16 13:59:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-16 13:59:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_destroy [2022-10-16 13:59:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_destroy [2022-10-16 13:59:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2022-10-16 13:59:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-10-16 13:59:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_rx [2022-10-16 13:59:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_rx [2022-10-16 13:59:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-16 13:59:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_forward [2022-10-16 13:59:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:59:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:59:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-16 13:59:31,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-16 13:59:31,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-10-16 13:59:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-10-16 13:59:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-16 13:59:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-16 13:59:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure pd_stream_find [2022-10-16 13:59:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pd_stream_find [2022-10-16 13:59:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_135 [2022-10-16 13:59:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_135 [2022-10-16 13:59:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_136 [2022-10-16 13:59:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_136 [2022-10-16 13:59:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_143 [2022-10-16 13:59:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_143 [2022-10-16 13:59:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_g_tasklet_lock [2022-10-16 13:59:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_g_tasklet_lock [2022-10-16 13:59:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hcd [2022-10-16 13:59:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2022-10-16 13:59:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_148 [2022-10-16 13:59:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_148 [2022-10-16 13:59:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-16 13:59:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-16 13:59:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-16 13:59:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_g_polling_lock [2022-10-16 13:59:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_g_polling_lock [2022-10-16 13:59:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_set_clear_feature_req [2022-10-16 13:59:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_set_clear_feature_req [2022-10-16 13:59:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister [2022-10-16 13:59:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure oz_ep_alloc [2022-10-16 13:59:31,702 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_ep_alloc [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-16 13:59:31,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_hcd_lock_of_oz_hcd [2022-10-16 13:59:31,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_hcd_lock_of_oz_hcd [2022-10-16 13:59:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:31,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-10-16 13:59:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-16 13:59:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2022-10-16 13:59:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure oz_elt_info_free [2022-10-16 13:59:31,703 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_elt_info_free [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-16 13:59:31,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:31,704 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-10-16 13:59:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:59:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-10-16 13:59:31,705 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-10-16 13:59:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_put [2022-10-16 13:59:31,705 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_put [2022-10-16 13:59:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure oz_timer_add [2022-10-16 13:59:31,705 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_timer_add [2022-10-16 13:59:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:31,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:31,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133___0 [2022-10-16 13:59:31,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133___0 [2022-10-16 13:59:31,706 INFO L130 BoogieDeclarations]: Found specification of procedure oz_enqueue_ep_urb [2022-10-16 13:59:31,706 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_enqueue_ep_urb [2022-10-16 13:59:31,706 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-10-16 13:59:31,706 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-10-16 13:59:31,706 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-16 13:59:31,706 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-16 13:59:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:59:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:59:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-10-16 13:59:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-10-16 13:59:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_g_polling_lock [2022-10-16 13:59:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_g_polling_lock [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure oz_free_urb_link [2022-10-16 13:59:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_free_urb_link [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-10-16 13:59:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 13:59:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure oz_cdev_release_ctx [2022-10-16 13:59:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_cdev_release_ctx [2022-10-16 13:59:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-16 13:59:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_endpoint_disable [2022-10-16 13:59:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_endpoint_disable [2022-10-16 13:59:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-16 13:59:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2022-10-16 13:59:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-16 13:59:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-16 13:59:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 13:59:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 13:59:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-10-16 13:59:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_endpoint_reset [2022-10-16 13:59:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_endpoint_reset [2022-10-16 13:59:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure oz_elt_stream_put [2022-10-16 13:59:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_elt_stream_put [2022-10-16 13:59:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_144 [2022-10-16 13:59:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_144 [2022-10-16 13:59:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_oz_cdev [2022-10-16 13:59:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_oz_cdev [2022-10-16 13:59:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_149 [2022-10-16 13:59:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_149 [2022-10-16 13:59:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_get_frame_number [2022-10-16 13:59:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_get_frame_number [2022-10-16 13:59:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure oz_pd_find [2022-10-16 13:59:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_pd_find [2022-10-16 13:59:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-16 13:59:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-10-16 13:59:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-10-16 13:59:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_136 [2022-10-16 13:59:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_136 [2022-10-16 13:59:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_137 [2022-10-16 13:59:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_137 [2022-10-16 13:59:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2022-10-16 13:59:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_init [2022-10-16 13:59:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_init [2022-10-16 13:59:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure oz_complete_urb [2022-10-16 13:59:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_complete_urb [2022-10-16 13:59:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_heartbeat [2022-10-16 13:59:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_heartbeat [2022-10-16 13:59:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:59:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_122 [2022-10-16 13:59:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_122 [2022-10-16 13:59:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_127 [2022-10-16 13:59:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_127 [2022-10-16 13:59:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_oz_elt_buf [2022-10-16 13:59:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_oz_elt_buf [2022-10-16 13:59:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-16 13:59:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-16 13:59:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_put [2022-10-16 13:59:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_put [2022-10-16 13:59:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-10-16 13:59:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-10-16 13:59:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_port_lock_of_oz_port [2022-10-16 13:59:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_port_lock_of_oz_port [2022-10-16 13:59:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-16 13:59:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-16 13:59:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure oz_services_stop [2022-10-16 13:59:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_services_stop [2022-10-16 13:59:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-16 13:59:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-16 13:59:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-16 13:59:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-16 13:59:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_term [2022-10-16 13:59:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_term [2022-10-16 13:59:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure oz_usb_put [2022-10-16 13:59:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_usb_put [2022-10-16 13:59:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_140___0 [2022-10-16 13:59:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_140___0 [2022-10-16 13:59:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-16 13:59:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-16 13:59:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_start [2022-10-16 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_stop [2022-10-16 13:59:31,720 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_stop [2022-10-16 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-16 13:59:31,720 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-16 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure set_normalized_timespec [2022-10-16 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 13:59:31,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure dev_remove_pack [2022-10-16 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-10-16 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure oz_alloc_urb_link [2022-10-16 13:59:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_alloc_urb_link [2022-10-16 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_port_lock_of_oz_port [2022-10-16 13:59:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_port_lock_of_oz_port [2022-10-16 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure oz_clean_endpoints_for_config [2022-10-16 13:59:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_clean_endpoints_for_config [2022-10-16 13:59:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure oz_hcd_private [2022-10-16 13:59:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure oz_hcd_private [2022-10-16 13:59:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-16 13:59:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-16 13:59:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:59:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-10-16 13:59:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-10-16 13:59:32,901 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:59:32,912 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:59:43,249 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:59:43,280 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:59:43,280 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-10-16 13:59:43,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:43 BoogieIcfgContainer [2022-10-16 13:59:43,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:59:43,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:59:43,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:59:43,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:59:43,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:59:18" (1/3) ... [2022-10-16 13:59:43,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5815ef61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:43, skipping insertion in model container [2022-10-16 13:59:43,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:30" (2/3) ... [2022-10-16 13:59:43,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5815ef61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:43, skipping insertion in model container [2022-10-16 13:59:43,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:43" (3/3) ... [2022-10-16 13:59:43,299 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--staging--ozwpan--ozwpan.ko.cil.c [2022-10-16 13:59:43,323 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:59:43,323 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 204 error locations. [2022-10-16 13:59:43,481 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:59:43,491 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;@543b3c03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:59:43,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 204 error locations. [2022-10-16 13:59:43,511 INFO L276 IsEmpty]: Start isEmpty. Operand has 3866 states, 2510 states have (on average 1.402390438247012) internal successors, (3520), 2844 states have internal predecessors, (3520), 935 states have call successors, (935), 223 states have call predecessors, (935), 223 states have return successors, (935), 906 states have call predecessors, (935), 935 states have call successors, (935) [2022-10-16 13:59:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-16 13:59:43,527 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:59:43,528 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 13:59:43,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 13:59:43,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:59:43,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1931676755, now seen corresponding path program 1 times [2022-10-16 13:59:43,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:59:43,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975105137] [2022-10-16 13:59:43,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:59:43,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:59:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:59:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:59:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:59:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 13:59:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:59:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:59:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 13:59:44,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:59:44,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975105137] [2022-10-16 13:59:44,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975105137] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:59:44,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:59:44,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:59:44,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515097098] [2022-10-16 13:59:44,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:59:44,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:59:44,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:59:44,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:59:44,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:59:44,918 INFO L87 Difference]: Start difference. First operand has 3866 states, 2510 states have (on average 1.402390438247012) internal successors, (3520), 2844 states have internal predecessors, (3520), 935 states have call successors, (935), 223 states have call predecessors, (935), 223 states have return successors, (935), 906 states have call predecessors, (935), 935 states have call successors, (935) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 13:59:57,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:59:57,510 INFO L93 Difference]: Finished difference Result 8196 states and 12240 transitions. [2022-10-16 13:59:57,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:59:57,513 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 74 [2022-10-16 13:59:57,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:59:57,579 INFO L225 Difference]: With dead ends: 8196 [2022-10-16 13:59:57,579 INFO L226 Difference]: Without dead ends: 4097 [2022-10-16 13:59:57,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 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 13:59:57,619 INFO L413 NwaCegarLoop]: 4461 mSDtfsCounter, 3436 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 4184 mSolverCounterSat, 2612 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3817 SdHoareTripleChecker+Valid, 6271 SdHoareTripleChecker+Invalid, 6796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2612 IncrementalHoareTripleChecker+Valid, 4184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:59:57,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3817 Valid, 6271 Invalid, 6796 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2612 Valid, 4184 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2022-10-16 13:59:57,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4097 states. [2022-10-16 13:59:57,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4097 to 3464. [2022-10-16 13:59:58,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 2271 states have (on average 1.3786878027300749) internal successors, (3131), 2527 states have internal predecessors, (3131), 840 states have call successors, (840), 179 states have call predecessors, (840), 179 states have return successors, (840), 826 states have call predecessors, (840), 840 states have call successors, (840) [2022-10-16 13:59:58,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 4811 transitions. [2022-10-16 13:59:58,048 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 4811 transitions. Word has length 74 [2022-10-16 13:59:58,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:59:58,049 INFO L495 AbstractCegarLoop]: Abstraction has 3464 states and 4811 transitions. [2022-10-16 13:59:58,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 13:59:58,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 4811 transitions. [2022-10-16 13:59:58,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-16 13:59:58,053 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:59:58,054 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 13:59:58,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:59:58,054 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 13:59:58,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:59:58,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1491643091, now seen corresponding path program 1 times [2022-10-16 13:59:58,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:59:58,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470523321] [2022-10-16 13:59:58,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:59:58,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:59:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:59:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:59:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:59:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 13:59:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:58,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:59:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:59,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:59:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 13:59:59,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:59:59,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470523321] [2022-10-16 13:59:59,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470523321] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:59:59,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:59:59,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:59:59,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536282820] [2022-10-16 13:59:59,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:59:59,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:59:59,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:59:59,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:59:59,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:59:59,119 INFO L87 Difference]: Start difference. First operand 3464 states and 4811 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-16 14:00:17,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:17,685 INFO L93 Difference]: Finished difference Result 7079 states and 9989 transitions. [2022-10-16 14:00:17,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 14:00:17,686 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 74 [2022-10-16 14:00:17,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:17,723 INFO L225 Difference]: With dead ends: 7079 [2022-10-16 14:00:17,723 INFO L226 Difference]: Without dead ends: 4112 [2022-10-16 14:00:17,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:00:17,741 INFO L413 NwaCegarLoop]: 4214 mSDtfsCounter, 3219 mSDsluCounter, 4251 mSDsCounter, 0 mSdLazyCounter, 11541 mSolverCounterSat, 2445 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3598 SdHoareTripleChecker+Valid, 8465 SdHoareTripleChecker+Invalid, 13986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2445 IncrementalHoareTripleChecker+Valid, 11541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:17,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3598 Valid, 8465 Invalid, 13986 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2445 Valid, 11541 Invalid, 0 Unknown, 0 Unchecked, 17.6s Time] [2022-10-16 14:00:17,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4112 states. [2022-10-16 14:00:17,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4112 to 3475. [2022-10-16 14:00:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3475 states, 2279 states have (on average 1.3799912242211496) internal successors, (3145), 2535 states have internal predecessors, (3145), 842 states have call successors, (842), 180 states have call predecessors, (842), 180 states have return successors, (842), 828 states have call predecessors, (842), 842 states have call successors, (842) [2022-10-16 14:00:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3475 states and 4829 transitions. [2022-10-16 14:00:17,969 INFO L78 Accepts]: Start accepts. Automaton has 3475 states and 4829 transitions. Word has length 74 [2022-10-16 14:00:17,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:17,970 INFO L495 AbstractCegarLoop]: Abstraction has 3475 states and 4829 transitions. [2022-10-16 14:00:17,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-16 14:00:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 4829 transitions. [2022-10-16 14:00:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-16 14:00:17,981 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:17,982 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 14:00:17,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:00:17,982 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 14:00:17,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:17,983 INFO L85 PathProgramCache]: Analyzing trace with hash -391876380, now seen corresponding path program 1 times [2022-10-16 14:00:17,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:17,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165832548] [2022-10-16 14:00:17,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:17,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:00:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 14:00:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:00:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 14:00:18,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:18,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165832548] [2022-10-16 14:00:18,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165832548] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:18,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:18,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:00:18,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52890063] [2022-10-16 14:00:18,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:18,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:00:18,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:18,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:00:18,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 14:00:18,785 INFO L87 Difference]: Start difference. First operand 3475 states and 4829 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, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-16 14:00:27,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:27,797 INFO L93 Difference]: Finished difference Result 4335 states and 6220 transitions. [2022-10-16 14:00:27,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:00:27,798 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, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 82 [2022-10-16 14:00:27,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:27,834 INFO L225 Difference]: With dead ends: 4335 [2022-10-16 14:00:27,834 INFO L226 Difference]: Without dead ends: 4333 [2022-10-16 14:00:27,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 14:00:27,839 INFO L413 NwaCegarLoop]: 5157 mSDtfsCounter, 1483 mSDsluCounter, 6076 mSDsCounter, 0 mSdLazyCounter, 3025 mSolverCounterSat, 954 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 11233 SdHoareTripleChecker+Invalid, 3979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 954 IncrementalHoareTripleChecker+Valid, 3025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:27,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1818 Valid, 11233 Invalid, 3979 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [954 Valid, 3025 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2022-10-16 14:00:27,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4333 states. [2022-10-16 14:00:28,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4333 to 3481. [2022-10-16 14:00:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3481 states, 2285 states have (on average 1.3798687089715536) internal successors, (3153), 2541 states have internal predecessors, (3153), 842 states have call successors, (842), 180 states have call predecessors, (842), 180 states have return successors, (842), 828 states have call predecessors, (842), 842 states have call successors, (842) [2022-10-16 14:00:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 3481 states and 4837 transitions. [2022-10-16 14:00:28,073 INFO L78 Accepts]: Start accepts. Automaton has 3481 states and 4837 transitions. Word has length 82 [2022-10-16 14:00:28,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:28,074 INFO L495 AbstractCegarLoop]: Abstraction has 3481 states and 4837 transitions. [2022-10-16 14:00:28,075 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, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-10-16 14:00:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3481 states and 4837 transitions. [2022-10-16 14:00:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-16 14:00:28,077 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:28,077 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-10-16 14:00:28,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 14:00:28,077 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting oz_app_enableErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 14:00:28,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:28,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1289131473, now seen corresponding path program 1 times [2022-10-16 14:00:28,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:28,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169162027] [2022-10-16 14:00:28,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:28,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:28,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:28,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-16 14:00:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 14:00:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-16 14:00:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 14:00:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 14:00:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:00:29,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:29,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169162027] [2022-10-16 14:00:29,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169162027] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:29,290 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:29,290 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 14:00:29,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418435127] [2022-10-16 14:00:29,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:29,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:00:29,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:29,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:00:29,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:00:29,296 INFO L87 Difference]: Start difference. First operand 3481 states and 4837 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 14:00:44,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:44,441 INFO L93 Difference]: Finished difference Result 7587 states and 10772 transitions. [2022-10-16 14:00:44,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 14:00:44,442 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 91 [2022-10-16 14:00:44,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:44,474 INFO L225 Difference]: With dead ends: 7587 [2022-10-16 14:00:44,474 INFO L226 Difference]: Without dead ends: 4110 [2022-10-16 14:00:44,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:00:44,493 INFO L413 NwaCegarLoop]: 4198 mSDtfsCounter, 3200 mSDsluCounter, 7694 mSDsCounter, 0 mSdLazyCounter, 8065 mSolverCounterSat, 2439 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3580 SdHoareTripleChecker+Valid, 11892 SdHoareTripleChecker+Invalid, 10504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2439 IncrementalHoareTripleChecker+Valid, 8065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:44,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3580 Valid, 11892 Invalid, 10504 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2439 Valid, 8065 Invalid, 0 Unknown, 0 Unchecked, 14.5s Time] [2022-10-16 14:00:44,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4110 states. [2022-10-16 14:00:44,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4110 to 3482. [2022-10-16 14:00:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 2286 states have (on average 1.3797025371828522) internal successors, (3154), 2542 states have internal predecessors, (3154), 842 states have call successors, (842), 180 states have call predecessors, (842), 180 states have return successors, (842), 828 states have call predecessors, (842), 842 states have call successors, (842) [2022-10-16 14:00:44,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 4838 transitions. [2022-10-16 14:00:44,703 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 4838 transitions. Word has length 91 [2022-10-16 14:00:44,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:44,703 INFO L495 AbstractCegarLoop]: Abstraction has 3482 states and 4838 transitions. [2022-10-16 14:00:44,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2022-10-16 14:00:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 4838 transitions. [2022-10-16 14:00:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 14:00:44,710 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:44,710 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-10-16 14:00:44,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 14:00:44,710 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting oz_app_enableErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 14:00:44,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:44,711 INFO L85 PathProgramCache]: Analyzing trace with hash -927834059, now seen corresponding path program 1 times [2022-10-16 14:00:44,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:44,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560821551] [2022-10-16 14:00:44,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:44,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 14:00:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:00:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 14:00:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:00:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 14:00:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 14:00:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:00:45,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:45,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560821551] [2022-10-16 14:00:45,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560821551] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:00:45,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543616550] [2022-10-16 14:00:45,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:45,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:00:45,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:00:45,986 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 14:00:46,002 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 14:00:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 3716 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-16 14:00:47,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:00:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 14:00:47,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:00:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:00:47,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543616550] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:00:47,511 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:00:47,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2022-10-16 14:00:47,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875747730] [2022-10-16 14:00:47,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:00:47,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-16 14:00:47,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:47,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-16 14:00:47,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:00:47,514 INFO L87 Difference]: Start difference. First operand 3482 states and 4838 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 10 states have internal predecessors, (72), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 14:01:09,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:11,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:13,503 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 14:01:17,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:17,290 INFO L93 Difference]: Finished difference Result 7597 states and 10786 transitions. [2022-10-16 14:01:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 14:01:17,291 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 10 states have internal predecessors, (72), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 92 [2022-10-16 14:01:17,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:17,324 INFO L225 Difference]: With dead ends: 7597 [2022-10-16 14:01:17,324 INFO L226 Difference]: Without dead ends: 4119 [2022-10-16 14:01:17,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 204 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=128, Invalid=334, Unknown=0, NotChecked=0, Total=462 [2022-10-16 14:01:17,346 INFO L413 NwaCegarLoop]: 4189 mSDtfsCounter, 3215 mSDsluCounter, 10151 mSDsCounter, 0 mSdLazyCounter, 10608 mSolverCounterSat, 2462 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3594 SdHoareTripleChecker+Valid, 14340 SdHoareTripleChecker+Invalid, 13073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2462 IncrementalHoareTripleChecker+Valid, 10608 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:17,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3594 Valid, 14340 Invalid, 13073 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2462 Valid, 10608 Invalid, 3 Unknown, 0 Unchecked, 28.6s Time] [2022-10-16 14:01:17,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4119 states. [2022-10-16 14:01:17,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4119 to 3491. [2022-10-16 14:01:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3491 states, 2294 states have (on average 1.379686137750654) internal successors, (3165), 2550 states have internal predecessors, (3165), 842 states have call successors, (842), 181 states have call predecessors, (842), 181 states have return successors, (842), 828 states have call predecessors, (842), 842 states have call successors, (842) [2022-10-16 14:01:17,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 3491 states and 4849 transitions. [2022-10-16 14:01:17,567 INFO L78 Accepts]: Start accepts. Automaton has 3491 states and 4849 transitions. Word has length 92 [2022-10-16 14:01:17,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:17,568 INFO L495 AbstractCegarLoop]: Abstraction has 3491 states and 4849 transitions. [2022-10-16 14:01:17,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 10 states have internal predecessors, (72), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 14:01:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 4849 transitions. [2022-10-16 14:01:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-16 14:01:17,572 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:17,572 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2022-10-16 14:01:17,614 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 14:01:17,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:01:17,788 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting oz_app_enableErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 14:01:17,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:17,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1252527825, now seen corresponding path program 2 times [2022-10-16 14:01:17,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:17,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023748858] [2022-10-16 14:01:17,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:18,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:18,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:01:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 14:01:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 14:01:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 14:01:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-16 14:01:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 14:01:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 14:01:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:01:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:01:19,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:19,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023748858] [2022-10-16 14:01:19,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023748858] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:01:19,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781546346] [2022-10-16 14:01:19,317 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 14:01:19,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:01:19,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:01:19,319 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 14:01:19,343 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 14:01:20,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 14:01:20,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:01:20,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 3761 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-16 14:01:20,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:01:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 14:01:20,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:01:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:01:21,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781546346] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:01:21,343 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:01:21,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 21 [2022-10-16 14:01:21,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635257373] [2022-10-16 14:01:21,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:01:21,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-10-16 14:01:21,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:21,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-10-16 14:01:21,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2022-10-16 14:01:21,346 INFO L87 Difference]: Start difference. First operand 3491 states and 4849 transitions. Second operand has 21 states, 21 states have (on average 3.857142857142857) internal successors, (81), 19 states have internal predecessors, (81), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 14:01:34,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:36,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:38,997 WARN L539 Checker$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 14:01:41,077 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 14:02:11,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:11,856 INFO L93 Difference]: Finished difference Result 7615 states and 10815 transitions. [2022-10-16 14:02:11,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-10-16 14:02:11,857 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.857142857142857) internal successors, (81), 19 states have internal predecessors, (81), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 95 [2022-10-16 14:02:11,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:11,891 INFO L225 Difference]: With dead ends: 7615 [2022-10-16 14:02:11,891 INFO L226 Difference]: Without dead ends: 4128 [2022-10-16 14:02:11,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 204 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=421, Invalid=1301, Unknown=0, NotChecked=0, Total=1722 [2022-10-16 14:02:11,910 INFO L413 NwaCegarLoop]: 4197 mSDtfsCounter, 3254 mSDsluCounter, 15078 mSDsCounter, 0 mSdLazyCounter, 15796 mSolverCounterSat, 2502 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3630 SdHoareTripleChecker+Valid, 19275 SdHoareTripleChecker+Invalid, 18302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2502 IncrementalHoareTripleChecker+Valid, 15796 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.9s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:11,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3630 Valid, 19275 Invalid, 18302 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2502 Valid, 15796 Invalid, 4 Unknown, 0 Unchecked, 47.9s Time] [2022-10-16 14:02:11,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4128 states. [2022-10-16 14:02:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4128 to 3500. [2022-10-16 14:02:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3500 states, 2303 states have (on average 1.3773339122883195) internal successors, (3172), 2559 states have internal predecessors, (3172), 842 states have call successors, (842), 181 states have call predecessors, (842), 181 states have return successors, (842), 828 states have call predecessors, (842), 842 states have call successors, (842) [2022-10-16 14:02:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 3500 states and 4856 transitions. [2022-10-16 14:02:12,158 INFO L78 Accepts]: Start accepts. Automaton has 3500 states and 4856 transitions. Word has length 95 [2022-10-16 14:02:12,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:12,160 INFO L495 AbstractCegarLoop]: Abstraction has 3500 states and 4856 transitions. [2022-10-16 14:02:12,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.857142857142857) internal successors, (81), 19 states have internal predecessors, (81), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2022-10-16 14:02:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 4856 transitions. [2022-10-16 14:02:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-16 14:02:12,163 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:12,163 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 5, 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] [2022-10-16 14:02:12,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 14:02:12,376 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,SelfDestructingSolverStorable5 [2022-10-16 14:02:12,377 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting oz_app_enableErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [oz_timer_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_timer_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, oz_enqueue_ep_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 201 more)] === [2022-10-16 14:02:12,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:12,378 INFO L85 PathProgramCache]: Analyzing trace with hash 112841809, now seen corresponding path program 3 times [2022-10-16 14:02:12,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:12,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148140772] [2022-10-16 14:02:12,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:12,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:13,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:13,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 14:02:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 14:02:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-10-16 14:02:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 14:02:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 14:02:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 14:02:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:02:14,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:14,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148140772] [2022-10-16 14:02:14,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148140772] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:02:14,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [957179067] [2022-10-16 14:02:14,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-16 14:02:14,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:02:14,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:02:14,991 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 14:02:15,009 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 14:02:27,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2022-10-16 14:02:27,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:02:27,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 3851 conjuncts, 25 conjunts are in the unsatisfiable core [2022-10-16 14:02:27,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:02:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 16 proven. 55 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-16 14:02:27,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:02:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-16 14:02:29,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [957179067] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:02:29,631 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:02:29,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14, 14] total 39 [2022-10-16 14:02:29,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336002974] [2022-10-16 14:02:29,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:02:29,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-10-16 14:02:29,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:29,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-10-16 14:02:29,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=359, Invalid=1123, Unknown=0, NotChecked=0, Total=1482 [2022-10-16 14:02:29,634 INFO L87 Difference]: Start difference. First operand 3500 states and 4856 transitions. Second operand has 39 states, 39 states have (on average 2.5384615384615383) internal successors, (99), 37 states have internal predecessors, (99), 3 states have call successors, (27), 4 states have call predecessors, (27), 5 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25)