/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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:28:52,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:28:52,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:28:52,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:28:52,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:28:52,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:28:52,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:28:53,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:28:53,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:28:53,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:28:53,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:28:53,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:28:53,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:28:53,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:28:53,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:28:53,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:28:53,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:28:53,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:28:53,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:28:53,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:28:53,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:28:53,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:28:53,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:28:53,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:28:53,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:28:53,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:28:53,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:28:53,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:28:53,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:28:53,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:28:53,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:28:53,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:28:53,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:28:53,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:28:53,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:28:53,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:28:53,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:28:53,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:28:53,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:28:53,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:28:53,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:28:53,075 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 [2022-10-15 21:28:53,131 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:28:53,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:28:53,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:28:53,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:28:53,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:28:53,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:28:53,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:28:53,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:28:53,139 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:28:53,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:28:53,140 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:28:53,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:28:53,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:28:53,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:28:53,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:28:53,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:28:53,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:28:53,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:28:53,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:28:53,142 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:28:53,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:28:53,143 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:28:53,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:28:53,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:28:53,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:28:53,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:28:53,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:28:53,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:28:53,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:28:53,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:28:53,144 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:28:53,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:28:53,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:28:53,145 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:28:53,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:28:53,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:28:53,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:28:53,621 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:28:53,622 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:28:53,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c [2022-10-15 21:28:53,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759c7a15a/5a4acb1af9e04ddbad0c5adebb149c15/FLAG55da91c76 [2022-10-15 21:28:54,800 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:28:54,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c [2022-10-15 21:28:54,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759c7a15a/5a4acb1af9e04ddbad0c5adebb149c15/FLAG55da91c76 [2022-10-15 21:28:55,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759c7a15a/5a4acb1af9e04ddbad0c5adebb149c15 [2022-10-15 21:28:55,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:28:55,183 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:28:55,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:28:55,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:28:55,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:28:55,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:28:55" (1/1) ... [2022-10-15 21:28:55,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b22ace7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:55, skipping insertion in model container [2022-10-15 21:28:55,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:28:55" (1/1) ... [2022-10-15 21:28:55,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:28:55,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:28:59,381 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[410923,410936] [2022-10-15 21:28:59,387 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[411497,411510] [2022-10-15 21:28:59,393 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[412696,412709] [2022-10-15 21:28:59,398 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[413404,413417] [2022-10-15 21:28:59,404 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[413845,413858] [2022-10-15 21:28:59,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[414077,414090] [2022-10-15 21:28:59,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[414655,414668] [2022-10-15 21:28:59,422 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[415245,415258] [2022-10-15 21:28:59,427 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[415662,415675] [2022-10-15 21:28:59,432 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[416059,416072] [2022-10-15 21:28:59,438 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[416294,416307] [2022-10-15 21:28:59,444 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[417042,417055] [2022-10-15 21:28:59,449 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[417463,417476] [2022-10-15 21:28:59,455 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[418090,418103] [2022-10-15 21:28:59,461 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[418505,418518] [2022-10-15 21:28:59,466 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[419149,419162] [2022-10-15 21:28:59,473 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[419879,419892] [2022-10-15 21:28:59,478 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[420715,420728] [2022-10-15 21:28:59,485 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[422061,422074] [2022-10-15 21:28:59,490 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[422459,422472] [2022-10-15 21:28:59,495 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[423016,423029] [2022-10-15 21:28:59,501 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[423399,423412] [2022-10-15 21:28:59,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[424015,424028] [2022-10-15 21:28:59,513 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[424589,424602] [2022-10-15 21:28:59,518 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[425502,425515] [2022-10-15 21:28:59,523 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[425893,425906] [2022-10-15 21:28:59,528 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[426122,426135] [2022-10-15 21:28:59,533 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[426528,426541] [2022-10-15 21:28:59,541 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[427385,427398] [2022-10-15 21:28:59,547 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[427792,427805] [2022-10-15 21:28:59,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:28:59,633 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:29:00,222 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[410923,410936] [2022-10-15 21:29:00,223 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[411497,411510] [2022-10-15 21:29:00,224 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[412696,412709] [2022-10-15 21:29:00,225 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[413404,413417] [2022-10-15 21:29:00,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[413845,413858] [2022-10-15 21:29:00,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[414077,414090] [2022-10-15 21:29:00,227 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[414655,414668] [2022-10-15 21:29:00,227 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[415245,415258] [2022-10-15 21:29:00,228 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[415662,415675] [2022-10-15 21:29:00,228 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[416059,416072] [2022-10-15 21:29:00,229 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[416294,416307] [2022-10-15 21:29:00,229 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[417042,417055] [2022-10-15 21:29:00,230 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[417463,417476] [2022-10-15 21:29:00,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[418090,418103] [2022-10-15 21:29:00,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[418505,418518] [2022-10-15 21:29:00,232 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[419149,419162] [2022-10-15 21:29:00,232 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[419879,419892] [2022-10-15 21:29:00,233 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[420715,420728] [2022-10-15 21:29:00,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[422061,422074] [2022-10-15 21:29:00,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[422459,422472] [2022-10-15 21:29:00,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[423016,423029] [2022-10-15 21:29:00,236 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[423399,423412] [2022-10-15 21:29:00,237 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[424015,424028] [2022-10-15 21:29:00,237 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[424589,424602] [2022-10-15 21:29:00,238 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[425502,425515] [2022-10-15 21:29:00,238 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--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[425893,425906] [2022-10-15 21:29:00,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[426122,426135] [2022-10-15 21:29:00,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[426528,426541] [2022-10-15 21:29:00,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[427385,427398] [2022-10-15 21:29:00,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c[427792,427805] [2022-10-15 21:29:00,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:29:00,470 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:29:00,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00 WrapperNode [2022-10-15 21:29:00,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:29:00,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:29:00,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:29:00,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:29:00,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:00,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:00,930 INFO L138 Inliner]: procedures = 580, calls = 2373, calls flagged for inlining = 226, calls inlined = 139, statements flattened = 4409 [2022-10-15 21:29:00,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:29:00,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:29:00,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:29:00,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:29:00,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:00,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:00,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:00,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:29:01,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:29:01,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:29:01,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:29:01,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (1/1) ... [2022-10-15 21:29:01,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:29:01,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:29:01,332 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) [2022-10-15 21:29:01,345 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 [2022-10-15 21:29:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:29:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:29:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 21:29:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 21:29:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2022-10-15 21:29:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-15 21:29:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-15 21:29:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:29:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:29:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:29:01,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:29:01,405 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-15 21:29:01,406 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-15 21:29:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2022-10-15 21:29:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:29:01,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:29:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2022-10-15 21:29:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:29:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:29:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2022-10-15 21:29:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-15 21:29:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 21:29:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-15 21:29:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 21:29:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 21:29:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:29:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:29:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure tda1004x_writereg [2022-10-15 21:29:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tda1004x_writereg [2022-10-15 21:29:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-15 21:29:01,410 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-15 21:29:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:29:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:29:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:29:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:29:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:29:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2022-10-15 21:29:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:29:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2022-10-15 21:29:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-15 21:29:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-15 21:29:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:29:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:29:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:29:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-15 21:29:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-15 21:29:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:29:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:29:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:29:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:29:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:29:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-15 21:29:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-15 21:29:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-15 21:29:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2022-10-15 21:29:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:29:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:29:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:29:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:29:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:29:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 21:29:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 21:29:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_mutex [2022-10-15 21:29:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_mutex [2022-10-15 21:29:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2022-10-15 21:29:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_stop_iso_xfer [2022-10-15 21:29:01,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_stop_iso_xfer [2022-10-15 21:29:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:29:01,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:29:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2022-10-15 21:29:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:29:01,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:29:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-15 21:29:01,430 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-15 21:29:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_cmd [2022-10-15 21:29:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_cmd [2022-10-15 21:29:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:29:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:29:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:29:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2022-10-15 21:29:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:29:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:29:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:29:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:29:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:29:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:29:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2022-10-15 21:29:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:29:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:29:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:29:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:29:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:29:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-15 21:29:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-10-15 21:29:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_free_iso_urbs [2022-10-15 21:29:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_free_iso_urbs [2022-10-15 21:29:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:29:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:29:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-15 21:29:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:29:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:29:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:29:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:29:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-15 21:29:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2022-10-15 21:29:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:29:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:29:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:29:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:29:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:29:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:29:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:29:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:29:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-15 21:29:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-15 21:29:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:29:01,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:29:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2022-10-15 21:29:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:29:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:29:01,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:29:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semusb_of_ttusb [2022-10-15 21:29:01,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semusb_of_ttusb [2022-10-15 21:29:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:29:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-15 21:29:01,438 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-15 21:29:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:29:01,438 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:29:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-15 21:29:01,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-15 21:29:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:29:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-15 21:29:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-15 21:29:01,439 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-15 21:29:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-15 21:29:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-15 21:29:01,440 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-15 21:29:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:29:01,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:29:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-15 21:29:01,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-15 21:29:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-15 21:29:01,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-15 21:29:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-15 21:29:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:29:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:29:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:29:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:29:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure master_xfer [2022-10-15 21:29:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure master_xfer [2022-10-15 21:29:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-15 21:29:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:29:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:29:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-10-15 21:29:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-10-15 21:29:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2022-10-15 21:29:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:29:01,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:29:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-15 21:29:01,443 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-15 21:29:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-10-15 21:29:01,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-10-15 21:29:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:29:01,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:29:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-15 21:29:01,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-15 21:29:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:29:01,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:29:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:29:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:29:01,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:29:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-10-15 21:29:01,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-10-15 21:29:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:29:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:29:01,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:29:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semi2c_of_ttusb [2022-10-15 21:29:01,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semi2c_of_ttusb [2022-10-15 21:29:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-10-15 21:29:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:29:01,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:29:01,446 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-15 21:29:01,446 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-15 21:29:01,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:29:01,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:29:01,446 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-15 21:29:01,446 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-15 21:29:01,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_semi2c_of_ttusb [2022-10-15 21:29:01,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_semi2c_of_ttusb [2022-10-15 21:29:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_disconnect [2022-10-15 21:29:01,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_disconnect [2022-10-15 21:29:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-15 21:29:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-15 21:29:01,452 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2022-10-15 21:29:01,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-15 21:29:01,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-15 21:29:01,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:29:01,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:29:01,456 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:29:01,456 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:29:01,456 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2022-10-15 21:29:01,456 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_result [2022-10-15 21:29:01,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_result [2022-10-15 21:29:01,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:29:01,456 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2022-10-15 21:29:01,457 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:29:01,457 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:29:02,406 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:29:02,410 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:29:11,266 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:29:11,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:29:11,305 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-15 21:29:11,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:29:11 BoogieIcfgContainer [2022-10-15 21:29:11,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:29:11,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:29:11,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:29:11,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:29:11,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:28:55" (1/3) ... [2022-10-15 21:29:11,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3ce479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:29:11, skipping insertion in model container [2022-10-15 21:29:11,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:29:00" (2/3) ... [2022-10-15 21:29:11,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3ce479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:29:11, skipping insertion in model container [2022-10-15 21:29:11,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:29:11" (3/3) ... [2022-10-15 21:29:11,322 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.c [2022-10-15 21:29:11,347 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:29:11,348 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 88 error locations. [2022-10-15 21:29:11,456 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:29:11,463 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;@20809daf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:29:11,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2022-10-15 21:29:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 1246 states, 853 states have (on average 1.4056271981242674) internal successors, (1199), 976 states have internal predecessors, (1199), 224 states have call successors, (224), 80 states have call predecessors, (224), 80 states have return successors, (224), 222 states have call predecessors, (224), 224 states have call successors, (224) [2022-10-15 21:29:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-15 21:29:11,510 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:29:11,513 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:29:11,513 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting master_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [master_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-15 21:29:11,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:29:11,519 INFO L85 PathProgramCache]: Analyzing trace with hash -389352441, now seen corresponding path program 1 times [2022-10-15 21:29:11,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:29:11,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146510433] [2022-10-15 21:29:11,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:29:11,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:29:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:29:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:29:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:29:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:29:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:29:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 21:29:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-10-15 21:29:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-15 21:29:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-15 21:29:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-15 21:29:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-15 21:29:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:29:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:29:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:29:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:12,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:29:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:13,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:29:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:13,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:29:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-15 21:29:13,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:29:13,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146510433] [2022-10-15 21:29:13,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146510433] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:29:13,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:29:13,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:29:13,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186613806] [2022-10-15 21:29:13,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:29:13,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:29:13,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:29:13,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:29:13,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:29:13,128 INFO L87 Difference]: Start difference. First operand has 1246 states, 853 states have (on average 1.4056271981242674) internal successors, (1199), 976 states have internal predecessors, (1199), 224 states have call successors, (224), 80 states have call predecessors, (224), 80 states have return successors, (224), 222 states have call predecessors, (224), 224 states have call successors, (224) Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-15 21:29:17,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:29:19,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:29:22,289 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 [] [2022-10-15 21:29:23,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:29:23,678 INFO L93 Difference]: Finished difference Result 2430 states and 3443 transitions. [2022-10-15 21:29:23,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:29:23,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 126 [2022-10-15 21:29:23,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:29:23,726 INFO L225 Difference]: With dead ends: 2430 [2022-10-15 21:29:23,727 INFO L226 Difference]: Without dead ends: 974 [2022-10-15 21:29:23,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-15 21:29:23,753 INFO L413 NwaCegarLoop]: 1463 mSDtfsCounter, 1656 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 947 mSolverCounterSat, 862 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 2728 SdHoareTripleChecker+Invalid, 1812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 862 IncrementalHoareTripleChecker+Valid, 947 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-10-15 21:29:23,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1656 Valid, 2728 Invalid, 1812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [862 Valid, 947 Invalid, 3 Unknown, 0 Unchecked, 10.1s Time] [2022-10-15 21:29:23,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2022-10-15 21:29:23,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 941. [2022-10-15 21:29:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 941 states, 706 states have (on average 1.3753541076487252) internal successors, (971), 756 states have internal predecessors, (971), 154 states have call successors, (154), 37 states have call predecessors, (154), 37 states have return successors, (154), 153 states have call predecessors, (154), 154 states have call successors, (154) [2022-10-15 21:29:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 941 states and 1279 transitions. [2022-10-15 21:29:23,974 INFO L78 Accepts]: Start accepts. Automaton has 941 states and 1279 transitions. Word has length 126 [2022-10-15 21:29:23,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:29:23,974 INFO L495 AbstractCegarLoop]: Abstraction has 941 states and 1279 transitions. [2022-10-15 21:29:23,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-15 21:29:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1279 transitions. [2022-10-15 21:29:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-15 21:29:23,979 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:29:23,980 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:29:23,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:29:23,980 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting master_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [master_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-15 21:29:23,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:29:23,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1566294215, now seen corresponding path program 1 times [2022-10-15 21:29:23,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:29:23,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274693538] [2022-10-15 21:29:23,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:29:23,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:29:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:29:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:29:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:29:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:29:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:29:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 21:29:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-10-15 21:29:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-15 21:29:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-15 21:29:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-15 21:29:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-15 21:29:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:29:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:29:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:29:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:29:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:29:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:24,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:29:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-15 21:29:25,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:29:25,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274693538] [2022-10-15 21:29:25,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274693538] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:29:25,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:29:25,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:29:25,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46738911] [2022-10-15 21:29:25,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:29:25,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:29:25,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:29:25,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:29:25,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:29:25,013 INFO L87 Difference]: Start difference. First operand 941 states and 1279 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-15 21:29:30,783 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 [] [2022-10-15 21:29:32,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:29:34,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:29:34,553 INFO L93 Difference]: Finished difference Result 1026 states and 1393 transitions. [2022-10-15 21:29:34,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-15 21:29:34,554 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 126 [2022-10-15 21:29:34,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:29:34,564 INFO L225 Difference]: With dead ends: 1026 [2022-10-15 21:29:34,564 INFO L226 Difference]: Without dead ends: 1024 [2022-10-15 21:29:34,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-10-15 21:29:34,566 INFO L413 NwaCegarLoop]: 1208 mSDtfsCounter, 1518 mSDsluCounter, 1703 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 670 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 2911 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 670 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2022-10-15 21:29:34,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1518 Valid, 2911 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [670 Valid, 1625 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2022-10-15 21:29:34,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-10-15 21:29:34,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 944. [2022-10-15 21:29:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 709 states have (on average 1.375176304654443) internal successors, (975), 759 states have internal predecessors, (975), 154 states have call successors, (154), 37 states have call predecessors, (154), 37 states have return successors, (154), 153 states have call predecessors, (154), 154 states have call successors, (154) [2022-10-15 21:29:34,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1283 transitions. [2022-10-15 21:29:34,637 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1283 transitions. Word has length 126 [2022-10-15 21:29:34,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:29:34,639 INFO L495 AbstractCegarLoop]: Abstraction has 944 states and 1283 transitions. [2022-10-15 21:29:34,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-15 21:29:34,639 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1283 transitions. [2022-10-15 21:29:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-10-15 21:29:34,643 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:29:34,644 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:29:34,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:29:34,644 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting master_xferErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [master_xferErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, master_xferErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-15 21:29:34,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:29:34,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1361435920, now seen corresponding path program 1 times [2022-10-15 21:29:34,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:29:34,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811457522] [2022-10-15 21:29:34,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:29:34,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:29:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:29:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:29:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:29:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:29:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:29:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-15 21:29:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-10-15 21:29:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-15 21:29:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-15 21:29:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-15 21:29:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-15 21:29:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:29:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:29:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:29:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:29:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:29:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:29:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:29:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:29:35,794 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-10-15 21:29:35,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:29:35,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811457522] [2022-10-15 21:29:35,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811457522] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:29:35,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:29:35,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:29:35,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730791850] [2022-10-15 21:29:35,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:29:35,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-15 21:29:35,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:29:35,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-15 21:29:35,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:29:35,800 INFO L87 Difference]: Start difference. First operand 944 states and 1283 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-15 21:29:40,581 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 [] [2022-10-15 21:29:42,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:29:44,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:29:49,131 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 []