./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5f08f0f0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1df63cbd0336246e03c8a08fdd7cd62b20ae4ea405c1b7aaed1bb78f9f0fa189 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 23:49:20,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 23:49:20,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 23:49:20,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 23:49:20,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 23:49:20,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 23:49:20,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 23:49:20,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 23:49:20,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 23:49:20,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 23:49:20,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 23:49:20,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 23:49:20,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 23:49:20,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 23:49:20,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 23:49:20,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 23:49:20,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 23:49:20,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 23:49:20,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 23:49:20,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 23:49:20,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 23:49:20,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 23:49:20,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 23:49:20,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 23:49:20,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 23:49:20,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 23:49:20,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 23:49:20,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 23:49:20,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 23:49:20,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 23:49:20,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 23:49:20,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 23:49:20,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 23:49:20,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 23:49:20,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 23:49:20,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 23:49:20,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 23:49:20,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 23:49:20,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 23:49:20,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 23:49:20,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 23:49:20,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 23:49:20,426 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 23:49:20,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 23:49:20,429 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 23:49:20,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 23:49:20,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 23:49:20,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 23:49:20,431 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 23:49:20,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 23:49:20,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 23:49:20,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 23:49:20,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 23:49:20,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 23:49:20,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 23:49:20,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 23:49:20,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 23:49:20,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 23:49:20,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 23:49:20,434 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 23:49:20,435 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1df63cbd0336246e03c8a08fdd7cd62b20ae4ea405c1b7aaed1bb78f9f0fa189 [2021-11-05 23:49:20,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 23:49:20,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 23:49:20,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 23:49:20,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 23:49:20,686 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 23:49:20,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2021-11-05 23:49:20,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce826681/f367428326db4450b3520481a415574a/FLAG9cd0a8c86 [2021-11-05 23:49:21,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 23:49:21,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2021-11-05 23:49:21,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce826681/f367428326db4450b3520481a415574a/FLAG9cd0a8c86 [2021-11-05 23:49:21,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce826681/f367428326db4450b3520481a415574a [2021-11-05 23:49:21,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 23:49:21,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 23:49:21,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 23:49:21,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 23:49:21,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 23:49:21,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:49:21" (1/1) ... [2021-11-05 23:49:21,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282a52a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:21, skipping insertion in model container [2021-11-05 23:49:21,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:49:21" (1/1) ... [2021-11-05 23:49:21,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 23:49:21,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 23:49:22,910 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259112,259125] [2021-11-05 23:49:22,912 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259257,259270] [2021-11-05 23:49:22,912 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259403,259416] [2021-11-05 23:49:22,912 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259568,259581] [2021-11-05 23:49:22,913 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259726,259739] [2021-11-05 23:49:22,913 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259884,259897] [2021-11-05 23:49:22,913 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260042,260055] [2021-11-05 23:49:22,914 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260202,260215] [2021-11-05 23:49:22,914 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260361,260374] [2021-11-05 23:49:22,914 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260500,260513] [2021-11-05 23:49:22,915 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260642,260655] [2021-11-05 23:49:22,915 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260791,260804] [2021-11-05 23:49:22,915 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260930,260943] [2021-11-05 23:49:22,916 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261085,261098] [2021-11-05 23:49:22,916 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261245,261258] [2021-11-05 23:49:22,916 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261396,261409] [2021-11-05 23:49:22,917 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261547,261560] [2021-11-05 23:49:22,917 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261699,261712] [2021-11-05 23:49:22,917 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261848,261861] [2021-11-05 23:49:22,918 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261996,262009] [2021-11-05 23:49:22,918 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262153,262166] [2021-11-05 23:49:22,918 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262302,262315] [2021-11-05 23:49:22,918 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262458,262471] [2021-11-05 23:49:22,919 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262611,262624] [2021-11-05 23:49:22,919 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262757,262770] [2021-11-05 23:49:22,919 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262900,262913] [2021-11-05 23:49:22,920 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263052,263065] [2021-11-05 23:49:22,920 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263198,263211] [2021-11-05 23:49:22,920 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263343,263356] [2021-11-05 23:49:22,921 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263497,263510] [2021-11-05 23:49:22,921 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263648,263661] [2021-11-05 23:49:22,921 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263803,263816] [2021-11-05 23:49:22,921 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263955,263968] [2021-11-05 23:49:22,922 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264110,264123] [2021-11-05 23:49:22,922 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264274,264287] [2021-11-05 23:49:22,922 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264430,264443] [2021-11-05 23:49:22,923 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264594,264607] [2021-11-05 23:49:22,923 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264736,264749] [2021-11-05 23:49:22,923 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264894,264907] [2021-11-05 23:49:22,924 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265061,265074] [2021-11-05 23:49:22,924 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265220,265233] [2021-11-05 23:49:22,924 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265379,265392] [2021-11-05 23:49:22,924 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265528,265541] [2021-11-05 23:49:22,925 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265675,265688] [2021-11-05 23:49:22,925 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265814,265827] [2021-11-05 23:49:22,945 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265977,265990] [2021-11-05 23:49:22,946 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266143,266156] [2021-11-05 23:49:22,946 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266307,266320] [2021-11-05 23:49:22,947 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266472,266485] [2021-11-05 23:49:22,947 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266637,266650] [2021-11-05 23:49:22,947 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266803,266816] [2021-11-05 23:49:22,948 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266968,266981] [2021-11-05 23:49:22,948 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267135,267148] [2021-11-05 23:49:22,948 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267295,267308] [2021-11-05 23:49:22,948 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267457,267470] [2021-11-05 23:49:22,949 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267616,267629] [2021-11-05 23:49:22,949 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267762,267775] [2021-11-05 23:49:22,949 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267905,267918] [2021-11-05 23:49:22,950 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268049,268062] [2021-11-05 23:49:22,950 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268192,268205] [2021-11-05 23:49:22,950 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268336,268349] [2021-11-05 23:49:22,950 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268477,268490] [2021-11-05 23:49:22,951 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268615,268628] [2021-11-05 23:49:22,951 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268773,268786] [2021-11-05 23:49:22,951 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268932,268945] [2021-11-05 23:49:22,952 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269088,269101] [2021-11-05 23:49:22,952 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269237,269250] [2021-11-05 23:49:22,952 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269389,269402] [2021-11-05 23:49:22,952 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269540,269553] [2021-11-05 23:49:22,953 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269689,269702] [2021-11-05 23:49:22,953 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269841,269854] [2021-11-05 23:49:22,953 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269989,270002] [2021-11-05 23:49:22,954 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270142,270155] [2021-11-05 23:49:22,954 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270293,270306] [2021-11-05 23:49:22,954 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270443,270456] [2021-11-05 23:49:22,955 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270590,270603] [2021-11-05 23:49:22,957 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270741,270754] [2021-11-05 23:49:22,958 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270892,270905] [2021-11-05 23:49:22,958 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271040,271053] [2021-11-05 23:49:22,958 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271206,271219] [2021-11-05 23:49:22,959 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271375,271388] [2021-11-05 23:49:22,959 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271542,271555] [2021-11-05 23:49:22,959 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271710,271723] [2021-11-05 23:49:22,959 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271860,271873] [2021-11-05 23:49:22,960 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272007,272020] [2021-11-05 23:49:22,960 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272168,272181] [2021-11-05 23:49:22,960 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272338,272351] [2021-11-05 23:49:22,961 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272500,272513] [2021-11-05 23:49:22,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 23:49:22,976 INFO L203 MainTranslator]: Completed pre-run [2021-11-05 23:49:23,187 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259112,259125] [2021-11-05 23:49:23,187 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259257,259270] [2021-11-05 23:49:23,188 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259403,259416] [2021-11-05 23:49:23,188 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259568,259581] [2021-11-05 23:49:23,189 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259726,259739] [2021-11-05 23:49:23,192 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[259884,259897] [2021-11-05 23:49:23,193 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260042,260055] [2021-11-05 23:49:23,194 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260202,260215] [2021-11-05 23:49:23,194 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260361,260374] [2021-11-05 23:49:23,195 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260500,260513] [2021-11-05 23:49:23,195 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260642,260655] [2021-11-05 23:49:23,196 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260791,260804] [2021-11-05 23:49:23,196 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[260930,260943] [2021-11-05 23:49:23,197 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261085,261098] [2021-11-05 23:49:23,198 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261245,261258] [2021-11-05 23:49:23,198 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261396,261409] [2021-11-05 23:49:23,198 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261547,261560] [2021-11-05 23:49:23,199 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261699,261712] [2021-11-05 23:49:23,199 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261848,261861] [2021-11-05 23:49:23,199 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[261996,262009] [2021-11-05 23:49:23,199 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262153,262166] [2021-11-05 23:49:23,200 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262302,262315] [2021-11-05 23:49:23,200 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262458,262471] [2021-11-05 23:49:23,201 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262611,262624] [2021-11-05 23:49:23,201 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262757,262770] [2021-11-05 23:49:23,201 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[262900,262913] [2021-11-05 23:49:23,201 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263052,263065] [2021-11-05 23:49:23,202 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263198,263211] [2021-11-05 23:49:23,202 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263343,263356] [2021-11-05 23:49:23,202 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263497,263510] [2021-11-05 23:49:23,203 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263648,263661] [2021-11-05 23:49:23,203 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263803,263816] [2021-11-05 23:49:23,203 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[263955,263968] [2021-11-05 23:49:23,203 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264110,264123] [2021-11-05 23:49:23,204 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264274,264287] [2021-11-05 23:49:23,204 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264430,264443] [2021-11-05 23:49:23,204 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264594,264607] [2021-11-05 23:49:23,205 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264736,264749] [2021-11-05 23:49:23,205 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[264894,264907] [2021-11-05 23:49:23,205 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265061,265074] [2021-11-05 23:49:23,206 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265220,265233] [2021-11-05 23:49:23,206 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265379,265392] [2021-11-05 23:49:23,207 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265528,265541] [2021-11-05 23:49:23,207 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265675,265688] [2021-11-05 23:49:23,208 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265814,265827] [2021-11-05 23:49:23,208 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[265977,265990] [2021-11-05 23:49:23,209 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266143,266156] [2021-11-05 23:49:23,209 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266307,266320] [2021-11-05 23:49:23,209 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266472,266485] [2021-11-05 23:49:23,209 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266637,266650] [2021-11-05 23:49:23,210 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266803,266816] [2021-11-05 23:49:23,210 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[266968,266981] [2021-11-05 23:49:23,210 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267135,267148] [2021-11-05 23:49:23,211 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267295,267308] [2021-11-05 23:49:23,211 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267457,267470] [2021-11-05 23:49:23,211 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267616,267629] [2021-11-05 23:49:23,211 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267762,267775] [2021-11-05 23:49:23,212 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[267905,267918] [2021-11-05 23:49:23,213 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268049,268062] [2021-11-05 23:49:23,213 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268192,268205] [2021-11-05 23:49:23,214 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268336,268349] [2021-11-05 23:49:23,214 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268477,268490] [2021-11-05 23:49:23,214 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268615,268628] [2021-11-05 23:49:23,215 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268773,268786] [2021-11-05 23:49:23,215 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[268932,268945] [2021-11-05 23:49:23,217 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269088,269101] [2021-11-05 23:49:23,217 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269237,269250] [2021-11-05 23:49:23,218 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269389,269402] [2021-11-05 23:49:23,221 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269540,269553] [2021-11-05 23:49:23,221 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269689,269702] [2021-11-05 23:49:23,222 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269841,269854] [2021-11-05 23:49:23,222 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[269989,270002] [2021-11-05 23:49:23,222 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270142,270155] [2021-11-05 23:49:23,222 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270293,270306] [2021-11-05 23:49:23,226 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270443,270456] [2021-11-05 23:49:23,226 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270590,270603] [2021-11-05 23:49:23,226 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270741,270754] [2021-11-05 23:49:23,227 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[270892,270905] [2021-11-05 23:49:23,227 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271040,271053] [2021-11-05 23:49:23,228 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271206,271219] [2021-11-05 23:49:23,228 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271375,271388] [2021-11-05 23:49:23,229 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271542,271555] [2021-11-05 23:49:23,229 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271710,271723] [2021-11-05 23:49:23,229 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[271860,271873] [2021-11-05 23:49:23,230 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272007,272020] [2021-11-05 23:49:23,230 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272168,272181] [2021-11-05 23:49:23,230 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272338,272351] [2021-11-05 23:49:23,231 WARN L228 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i[272500,272513] [2021-11-05 23:49:23,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 23:49:23,328 INFO L208 MainTranslator]: Completed translation [2021-11-05 23:49:23,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23 WrapperNode [2021-11-05 23:49:23,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 23:49:23,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-05 23:49:23,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-05 23:49:23,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-05 23:49:23,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-05 23:49:23,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-05 23:49:23,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-05 23:49:23,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-05 23:49:23,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-05 23:49:23,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-05 23:49:23,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-05 23:49:23,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-05 23:49:23,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (1/1) ... [2021-11-05 23:49:23,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 23:49:23,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 23:49:23,731 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) [2021-11-05 23:49:23,732 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 [2021-11-05 23:49:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-05 23:49:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-05 23:49:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-05 23:49:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-05 23:49:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 23:49:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-05 23:49:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-05 23:49:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-05 23:49:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-05 23:49:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_disconnect [2021-11-05 23:49:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_disconnect [2021-11-05 23:49:29,434 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5533: #t~ret604 := main_#res; [2021-11-05 23:49:29,434 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_5_returnLabel: main_#res := 0; [2021-11-05 23:49:29,434 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-05 23:49:29,464 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-05 23:49:29,464 INFO L299 CfgBuilder]: Removed 1006 assume(true) statements. [2021-11-05 23:49:29,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:49:29 BoogieIcfgContainer [2021-11-05 23:49:29,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-05 23:49:29,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-05 23:49:29,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-05 23:49:29,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-05 23:49:29,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 11:49:21" (1/3) ... [2021-11-05 23:49:29,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651cb1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:49:29, skipping insertion in model container [2021-11-05 23:49:29,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:49:23" (2/3) ... [2021-11-05 23:49:29,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651cb1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:49:29, skipping insertion in model container [2021-11-05 23:49:29,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:49:29" (3/3) ... [2021-11-05 23:49:29,471 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2021-11-05 23:49:29,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-05 23:49:29,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 83 error locations. [2021-11-05 23:49:29,511 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-05 23:49:29,515 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-05 23:49:29,515 INFO L340 AbstractCegarLoop]: Starting to check reachability of 83 error locations. [2021-11-05 23:49:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 994 states, 900 states have (on average 1.4211111111111112) internal successors, (1279), 983 states have internal predecessors, (1279), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-05 23:49:29,561 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:29,561 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:29,561 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:29,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:29,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1067529640, now seen corresponding path program 1 times [2021-11-05 23:49:29,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:29,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776503246] [2021-11-05 23:49:29,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:29,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:30,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:30,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776503246] [2021-11-05 23:49:30,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776503246] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:30,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:30,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:30,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996527468] [2021-11-05 23:49:30,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:30,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:30,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:30,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:30,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:30,073 INFO L87 Difference]: Start difference. First operand has 994 states, 900 states have (on average 1.4211111111111112) internal successors, (1279), 983 states have internal predecessors, (1279), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:30,289 INFO L93 Difference]: Finished difference Result 1915 states and 2499 transitions. [2021-11-05 23:49:30,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:30,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-11-05 23:49:30,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:30,317 INFO L225 Difference]: With dead ends: 1915 [2021-11-05 23:49:30,317 INFO L226 Difference]: Without dead ends: 924 [2021-11-05 23:49:30,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.06ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:30,337 INFO L933 BasicCegarLoop]: 1192 mSDtfsCounter, 1334 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 2222 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.19ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.78ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:30,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 2222 Invalid, 6 Unknown, 0 Unchecked, 32.19ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.78ms Time] [2021-11-05 23:49:30,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2021-11-05 23:49:30,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 924. [2021-11-05 23:49:30,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 832 states have (on average 1.2668269230769231) internal successors, (1054), 913 states have internal predecessors, (1054), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1068 transitions. [2021-11-05 23:49:30,410 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1068 transitions. Word has length 29 [2021-11-05 23:49:30,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:30,410 INFO L470 AbstractCegarLoop]: Abstraction has 924 states and 1068 transitions. [2021-11-05 23:49:30,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1068 transitions. [2021-11-05 23:49:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-05 23:49:30,412 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:30,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:30,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-05 23:49:30,412 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:30,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:30,413 INFO L85 PathProgramCache]: Analyzing trace with hash -601025716, now seen corresponding path program 1 times [2021-11-05 23:49:30,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:30,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336288675] [2021-11-05 23:49:30,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:30,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:30,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:30,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:30,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336288675] [2021-11-05 23:49:30,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336288675] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:30,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:30,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:30,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495278481] [2021-11-05 23:49:30,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:30,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:30,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:30,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:30,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:30,516 INFO L87 Difference]: Start difference. First operand 924 states and 1068 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:30,558 INFO L93 Difference]: Finished difference Result 924 states and 1068 transitions. [2021-11-05 23:49:30,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:30,558 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-05 23:49:30,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:30,562 INFO L225 Difference]: With dead ends: 924 [2021-11-05 23:49:30,562 INFO L226 Difference]: Without dead ends: 920 [2021-11-05 23:49:30,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.01ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:30,564 INFO L933 BasicCegarLoop]: 1060 mSDtfsCounter, 1188 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1188 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.95ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.63ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:30,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1188 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 5.95ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.63ms Time] [2021-11-05 23:49:30,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2021-11-05 23:49:30,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 920. [2021-11-05 23:49:30,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 830 states have (on average 1.2650602409638554) internal successors, (1050), 909 states have internal predecessors, (1050), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1064 transitions. [2021-11-05 23:49:30,596 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1064 transitions. Word has length 31 [2021-11-05 23:49:30,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:30,597 INFO L470 AbstractCegarLoop]: Abstraction has 920 states and 1064 transitions. [2021-11-05 23:49:30,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1064 transitions. [2021-11-05 23:49:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-05 23:49:30,598 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:30,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:30,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-05 23:49:30,598 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:30,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:30,599 INFO L85 PathProgramCache]: Analyzing trace with hash -2059921072, now seen corresponding path program 1 times [2021-11-05 23:49:30,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:30,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482462571] [2021-11-05 23:49:30,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:30,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:30,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:30,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:30,714 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482462571] [2021-11-05 23:49:30,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482462571] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:30,714 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:30,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:30,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838916258] [2021-11-05 23:49:30,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:30,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:30,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:30,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:30,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:30,716 INFO L87 Difference]: Start difference. First operand 920 states and 1064 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:30,751 INFO L93 Difference]: Finished difference Result 920 states and 1064 transitions. [2021-11-05 23:49:30,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:30,752 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-05 23:49:30,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:30,754 INFO L225 Difference]: With dead ends: 920 [2021-11-05 23:49:30,755 INFO L226 Difference]: Without dead ends: 916 [2021-11-05 23:49:30,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.45ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:30,757 INFO L933 BasicCegarLoop]: 1056 mSDtfsCounter, 1174 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.78ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.37ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:30,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.78ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.37ms Time] [2021-11-05 23:49:30,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2021-11-05 23:49:30,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 916. [2021-11-05 23:49:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 828 states have (on average 1.2632850241545894) internal successors, (1046), 905 states have internal predecessors, (1046), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1060 transitions. [2021-11-05 23:49:30,783 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1060 transitions. Word has length 33 [2021-11-05 23:49:30,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:30,784 INFO L470 AbstractCegarLoop]: Abstraction has 916 states and 1060 transitions. [2021-11-05 23:49:30,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1060 transitions. [2021-11-05 23:49:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-05 23:49:30,789 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:30,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:30,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-05 23:49:30,790 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:30,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:30,791 INFO L85 PathProgramCache]: Analyzing trace with hash 395947956, now seen corresponding path program 1 times [2021-11-05 23:49:30,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:30,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360529993] [2021-11-05 23:49:30,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:30,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:30,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:30,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360529993] [2021-11-05 23:49:30,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360529993] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:30,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:30,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:30,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331621200] [2021-11-05 23:49:30,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:30,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:30,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:30,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:30,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:30,922 INFO L87 Difference]: Start difference. First operand 916 states and 1060 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:30,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:30,966 INFO L93 Difference]: Finished difference Result 916 states and 1060 transitions. [2021-11-05 23:49:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:30,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-05 23:49:30,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:30,970 INFO L225 Difference]: With dead ends: 916 [2021-11-05 23:49:30,970 INFO L226 Difference]: Without dead ends: 912 [2021-11-05 23:49:30,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.72ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:30,971 INFO L933 BasicCegarLoop]: 1052 mSDtfsCounter, 1160 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.00ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.68ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:30,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 4.00ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.68ms Time] [2021-11-05 23:49:30,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-11-05 23:49:30,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 912. [2021-11-05 23:49:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 912 states, 826 states have (on average 1.261501210653753) internal successors, (1042), 901 states have internal predecessors, (1042), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1056 transitions. [2021-11-05 23:49:31,001 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1056 transitions. Word has length 35 [2021-11-05 23:49:31,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,001 INFO L470 AbstractCegarLoop]: Abstraction has 912 states and 1056 transitions. [2021-11-05 23:49:31,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1056 transitions. [2021-11-05 23:49:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-05 23:49:31,002 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-05 23:49:31,002 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1745928584, now seen corresponding path program 1 times [2021-11-05 23:49:31,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681479501] [2021-11-05 23:49:31,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:31,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:31,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:31,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681479501] [2021-11-05 23:49:31,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681479501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:31,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:31,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:31,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042019453] [2021-11-05 23:49:31,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:31,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:31,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:31,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:31,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:31,140 INFO L87 Difference]: Start difference. First operand 912 states and 1056 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:31,195 INFO L93 Difference]: Finished difference Result 912 states and 1056 transitions. [2021-11-05 23:49:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:31,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-05 23:49:31,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:31,199 INFO L225 Difference]: With dead ends: 912 [2021-11-05 23:49:31,199 INFO L226 Difference]: Without dead ends: 908 [2021-11-05 23:49:31,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.65ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:31,200 INFO L933 BasicCegarLoop]: 1048 mSDtfsCounter, 1146 mSDsluCounter, 922 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.07ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.84ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:31,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 4.07ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 6.84ms Time] [2021-11-05 23:49:31,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2021-11-05 23:49:31,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 908. [2021-11-05 23:49:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 908 states, 824 states have (on average 1.2597087378640777) internal successors, (1038), 897 states have internal predecessors, (1038), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1052 transitions. [2021-11-05 23:49:31,227 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1052 transitions. Word has length 37 [2021-11-05 23:49:31,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,228 INFO L470 AbstractCegarLoop]: Abstraction has 908 states and 1052 transitions. [2021-11-05 23:49:31,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,228 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1052 transitions. [2021-11-05 23:49:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-05 23:49:31,230 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-05 23:49:31,230 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1495018908, now seen corresponding path program 1 times [2021-11-05 23:49:31,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823591438] [2021-11-05 23:49:31,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:31,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:31,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823591438] [2021-11-05 23:49:31,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823591438] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:31,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:31,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:31,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819132150] [2021-11-05 23:49:31,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:31,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:31,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:31,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:31,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:31,332 INFO L87 Difference]: Start difference. First operand 908 states and 1052 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:31,378 INFO L93 Difference]: Finished difference Result 908 states and 1052 transitions. [2021-11-05 23:49:31,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:31,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-11-05 23:49:31,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:31,381 INFO L225 Difference]: With dead ends: 908 [2021-11-05 23:49:31,381 INFO L226 Difference]: Without dead ends: 904 [2021-11-05 23:49:31,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.58ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:31,383 INFO L933 BasicCegarLoop]: 1044 mSDtfsCounter, 1132 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.31ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.25ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:31,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 4.31ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.25ms Time] [2021-11-05 23:49:31,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2021-11-05 23:49:31,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 904. [2021-11-05 23:49:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 822 states have (on average 1.2579075425790753) internal successors, (1034), 893 states have internal predecessors, (1034), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1048 transitions. [2021-11-05 23:49:31,415 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1048 transitions. Word has length 39 [2021-11-05 23:49:31,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,416 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1048 transitions. [2021-11-05 23:49:31,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1048 transitions. [2021-11-05 23:49:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-05 23:49:31,417 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-05 23:49:31,417 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,417 INFO L85 PathProgramCache]: Analyzing trace with hash -2100697824, now seen corresponding path program 1 times [2021-11-05 23:49:31,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113241524] [2021-11-05 23:49:31,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:31,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:31,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:31,499 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113241524] [2021-11-05 23:49:31,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113241524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:31,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:31,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:31,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208053217] [2021-11-05 23:49:31,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:31,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:31,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:31,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:31,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:31,501 INFO L87 Difference]: Start difference. First operand 904 states and 1048 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:31,539 INFO L93 Difference]: Finished difference Result 904 states and 1048 transitions. [2021-11-05 23:49:31,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:31,540 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-11-05 23:49:31,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:31,542 INFO L225 Difference]: With dead ends: 904 [2021-11-05 23:49:31,543 INFO L226 Difference]: Without dead ends: 900 [2021-11-05 23:49:31,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.26ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:31,543 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 1118 mSDsluCounter, 930 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1118 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.46ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.23ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:31,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1118 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.46ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.23ms Time] [2021-11-05 23:49:31,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2021-11-05 23:49:31,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 900. [2021-11-05 23:49:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 820 states have (on average 1.2560975609756098) internal successors, (1030), 889 states have internal predecessors, (1030), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1044 transitions. [2021-11-05 23:49:31,572 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1044 transitions. Word has length 41 [2021-11-05 23:49:31,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,572 INFO L470 AbstractCegarLoop]: Abstraction has 900 states and 1044 transitions. [2021-11-05 23:49:31,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,572 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1044 transitions. [2021-11-05 23:49:31,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-05 23:49:31,573 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-05 23:49:31,574 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,575 INFO L85 PathProgramCache]: Analyzing trace with hash -135803644, now seen corresponding path program 1 times [2021-11-05 23:49:31,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888611938] [2021-11-05 23:49:31,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:31,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:31,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888611938] [2021-11-05 23:49:31,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888611938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:31,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:31,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:31,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742970247] [2021-11-05 23:49:31,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:31,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:31,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:31,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:31,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:31,681 INFO L87 Difference]: Start difference. First operand 900 states and 1044 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:31,725 INFO L93 Difference]: Finished difference Result 900 states and 1044 transitions. [2021-11-05 23:49:31,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:31,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-05 23:49:31,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:31,730 INFO L225 Difference]: With dead ends: 900 [2021-11-05 23:49:31,730 INFO L226 Difference]: Without dead ends: 896 [2021-11-05 23:49:31,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.83ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:31,731 INFO L933 BasicCegarLoop]: 1036 mSDtfsCounter, 1104 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.75ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.96ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:31,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.75ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 6.96ms Time] [2021-11-05 23:49:31,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2021-11-05 23:49:31,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 896. [2021-11-05 23:49:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 818 states have (on average 1.254278728606357) internal successors, (1026), 885 states have internal predecessors, (1026), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1040 transitions. [2021-11-05 23:49:31,778 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1040 transitions. Word has length 43 [2021-11-05 23:49:31,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,779 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1040 transitions. [2021-11-05 23:49:31,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1040 transitions. [2021-11-05 23:49:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-05 23:49:31,780 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-05 23:49:31,780 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1658107545, now seen corresponding path program 1 times [2021-11-05 23:49:31,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454839781] [2021-11-05 23:49:31,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:31,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:31,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454839781] [2021-11-05 23:49:31,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454839781] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:31,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:31,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:31,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671683716] [2021-11-05 23:49:31,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:31,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:31,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:31,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:31,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:31,856 INFO L87 Difference]: Start difference. First operand 896 states and 1040 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:31,897 INFO L93 Difference]: Finished difference Result 896 states and 1040 transitions. [2021-11-05 23:49:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:31,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-11-05 23:49:31,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:31,901 INFO L225 Difference]: With dead ends: 896 [2021-11-05 23:49:31,901 INFO L226 Difference]: Without dead ends: 892 [2021-11-05 23:49:31,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.07ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:31,903 INFO L933 BasicCegarLoop]: 1032 mSDtfsCounter, 1090 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.52ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.67ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:31,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.52ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.67ms Time] [2021-11-05 23:49:31,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2021-11-05 23:49:31,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 892. [2021-11-05 23:49:31,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 892 states, 816 states have (on average 1.2524509803921569) internal successors, (1022), 881 states have internal predecessors, (1022), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 892 states and 1036 transitions. [2021-11-05 23:49:31,932 INFO L78 Accepts]: Start accepts. Automaton has 892 states and 1036 transitions. Word has length 45 [2021-11-05 23:49:31,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:31,932 INFO L470 AbstractCegarLoop]: Abstraction has 892 states and 1036 transitions. [2021-11-05 23:49:31,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1036 transitions. [2021-11-05 23:49:31,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-05 23:49:31,933 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:31,933 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:31,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-05 23:49:31,933 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:31,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:31,933 INFO L85 PathProgramCache]: Analyzing trace with hash -8307157, now seen corresponding path program 1 times [2021-11-05 23:49:31,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:31,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110095874] [2021-11-05 23:49:31,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:31,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110095874] [2021-11-05 23:49:32,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110095874] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,007 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223829744] [2021-11-05 23:49:32,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,008 INFO L87 Difference]: Start difference. First operand 892 states and 1036 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,047 INFO L93 Difference]: Finished difference Result 892 states and 1036 transitions. [2021-11-05 23:49:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-11-05 23:49:32,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,052 INFO L225 Difference]: With dead ends: 892 [2021-11-05 23:49:32,052 INFO L226 Difference]: Without dead ends: 888 [2021-11-05 23:49:32,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.92ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,053 INFO L933 BasicCegarLoop]: 1028 mSDtfsCounter, 1076 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.27ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.28ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1076 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.27ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.28ms Time] [2021-11-05 23:49:32,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2021-11-05 23:49:32,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 888. [2021-11-05 23:49:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 888 states, 814 states have (on average 1.2506142506142506) internal successors, (1018), 877 states have internal predecessors, (1018), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1032 transitions. [2021-11-05 23:49:32,085 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1032 transitions. Word has length 47 [2021-11-05 23:49:32,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,085 INFO L470 AbstractCegarLoop]: Abstraction has 888 states and 1032 transitions. [2021-11-05 23:49:32,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,085 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1032 transitions. [2021-11-05 23:49:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-05 23:49:32,086 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-05 23:49:32,087 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,087 INFO L85 PathProgramCache]: Analyzing trace with hash 606933839, now seen corresponding path program 1 times [2021-11-05 23:49:32,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723457466] [2021-11-05 23:49:32,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,171 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723457466] [2021-11-05 23:49:32,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723457466] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,171 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421969592] [2021-11-05 23:49:32,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,173 INFO L87 Difference]: Start difference. First operand 888 states and 1032 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,214 INFO L93 Difference]: Finished difference Result 888 states and 1032 transitions. [2021-11-05 23:49:32,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,215 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-05 23:49:32,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,217 INFO L225 Difference]: With dead ends: 888 [2021-11-05 23:49:32,217 INFO L226 Difference]: Without dead ends: 884 [2021-11-05 23:49:32,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.76ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,218 INFO L933 BasicCegarLoop]: 1024 mSDtfsCounter, 1062 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.17ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.42ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.17ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.42ms Time] [2021-11-05 23:49:32,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2021-11-05 23:49:32,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 884. [2021-11-05 23:49:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 884 states, 812 states have (on average 1.248768472906404) internal successors, (1014), 873 states have internal predecessors, (1014), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1028 transitions. [2021-11-05 23:49:32,275 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1028 transitions. Word has length 49 [2021-11-05 23:49:32,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,275 INFO L470 AbstractCegarLoop]: Abstraction has 884 states and 1028 transitions. [2021-11-05 23:49:32,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1028 transitions. [2021-11-05 23:49:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-05 23:49:32,276 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-05 23:49:32,277 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,277 INFO L85 PathProgramCache]: Analyzing trace with hash -851955501, now seen corresponding path program 1 times [2021-11-05 23:49:32,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576694269] [2021-11-05 23:49:32,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576694269] [2021-11-05 23:49:32,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576694269] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959327463] [2021-11-05 23:49:32,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,366 INFO L87 Difference]: Start difference. First operand 884 states and 1028 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,406 INFO L93 Difference]: Finished difference Result 884 states and 1028 transitions. [2021-11-05 23:49:32,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-05 23:49:32,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,409 INFO L225 Difference]: With dead ends: 884 [2021-11-05 23:49:32,409 INFO L226 Difference]: Without dead ends: 880 [2021-11-05 23:49:32,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.42ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,411 INFO L933 BasicCegarLoop]: 1020 mSDtfsCounter, 1048 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.26ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.80ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.26ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.80ms Time] [2021-11-05 23:49:32,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-11-05 23:49:32,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 880. [2021-11-05 23:49:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 810 states have (on average 1.2469135802469136) internal successors, (1010), 869 states have internal predecessors, (1010), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1024 transitions. [2021-11-05 23:49:32,439 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1024 transitions. Word has length 51 [2021-11-05 23:49:32,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,439 INFO L470 AbstractCegarLoop]: Abstraction has 880 states and 1024 transitions. [2021-11-05 23:49:32,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,439 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1024 transitions. [2021-11-05 23:49:32,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-05 23:49:32,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-05 23:49:32,440 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1609694903, now seen corresponding path program 1 times [2021-11-05 23:49:32,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,441 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098098165] [2021-11-05 23:49:32,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098098165] [2021-11-05 23:49:32,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098098165] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647014487] [2021-11-05 23:49:32,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,512 INFO L87 Difference]: Start difference. First operand 880 states and 1024 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,551 INFO L93 Difference]: Finished difference Result 880 states and 1024 transitions. [2021-11-05 23:49:32,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-11-05 23:49:32,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,554 INFO L225 Difference]: With dead ends: 880 [2021-11-05 23:49:32,554 INFO L226 Difference]: Without dead ends: 876 [2021-11-05 23:49:32,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.85ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,555 INFO L933 BasicCegarLoop]: 1016 mSDtfsCounter, 1034 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.82ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.36ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.82ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.36ms Time] [2021-11-05 23:49:32,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2021-11-05 23:49:32,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 876. [2021-11-05 23:49:32,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 808 states have (on average 1.245049504950495) internal successors, (1006), 865 states have internal predecessors, (1006), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1020 transitions. [2021-11-05 23:49:32,587 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1020 transitions. Word has length 53 [2021-11-05 23:49:32,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,587 INFO L470 AbstractCegarLoop]: Abstraction has 876 states and 1020 transitions. [2021-11-05 23:49:32,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1020 transitions. [2021-11-05 23:49:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-05 23:49:32,588 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-05 23:49:32,588 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,589 INFO L85 PathProgramCache]: Analyzing trace with hash 728753403, now seen corresponding path program 1 times [2021-11-05 23:49:32,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115548465] [2021-11-05 23:49:32,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115548465] [2021-11-05 23:49:32,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115548465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,661 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264198168] [2021-11-05 23:49:32,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,662 INFO L87 Difference]: Start difference. First operand 876 states and 1020 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,726 INFO L93 Difference]: Finished difference Result 876 states and 1020 transitions. [2021-11-05 23:49:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-11-05 23:49:32,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,730 INFO L225 Difference]: With dead ends: 876 [2021-11-05 23:49:32,730 INFO L226 Difference]: Without dead ends: 872 [2021-11-05 23:49:32,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.02ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,730 INFO L933 BasicCegarLoop]: 1012 mSDtfsCounter, 1020 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.91ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.37ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1020 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 2.91ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.37ms Time] [2021-11-05 23:49:32,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2021-11-05 23:49:32,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 872. [2021-11-05 23:49:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 872 states, 806 states have (on average 1.2431761786600497) internal successors, (1002), 861 states have internal predecessors, (1002), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1016 transitions. [2021-11-05 23:49:32,769 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1016 transitions. Word has length 55 [2021-11-05 23:49:32,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,769 INFO L470 AbstractCegarLoop]: Abstraction has 872 states and 1016 transitions. [2021-11-05 23:49:32,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1016 transitions. [2021-11-05 23:49:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-05 23:49:32,770 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-05 23:49:32,770 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,770 INFO L85 PathProgramCache]: Analyzing trace with hash 252529567, now seen corresponding path program 1 times [2021-11-05 23:49:32,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345219590] [2021-11-05 23:49:32,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:32,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:32,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:32,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345219590] [2021-11-05 23:49:32,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345219590] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:32,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:32,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:32,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808971171] [2021-11-05 23:49:32,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:32,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:32,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:32,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:32,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:32,851 INFO L87 Difference]: Start difference. First operand 872 states and 1016 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:32,904 INFO L93 Difference]: Finished difference Result 872 states and 1016 transitions. [2021-11-05 23:49:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:32,904 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-05 23:49:32,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:32,907 INFO L225 Difference]: With dead ends: 872 [2021-11-05 23:49:32,907 INFO L226 Difference]: Without dead ends: 868 [2021-11-05 23:49:32,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.49ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:32,908 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 1006 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.22ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.19ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:32,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.22ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.19ms Time] [2021-11-05 23:49:32,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 868 states. [2021-11-05 23:49:32,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 868 to 868. [2021-11-05 23:49:32,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 804 states have (on average 1.2412935323383085) internal successors, (998), 857 states have internal predecessors, (998), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1012 transitions. [2021-11-05 23:49:32,948 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1012 transitions. Word has length 57 [2021-11-05 23:49:32,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:32,948 INFO L470 AbstractCegarLoop]: Abstraction has 868 states and 1012 transitions. [2021-11-05 23:49:32,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1012 transitions. [2021-11-05 23:49:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-05 23:49:32,949 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:32,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:32,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-05 23:49:32,949 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:32,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:32,950 INFO L85 PathProgramCache]: Analyzing trace with hash -2132043101, now seen corresponding path program 1 times [2021-11-05 23:49:32,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:32,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459643893] [2021-11-05 23:49:32,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:32,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:33,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:33,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459643893] [2021-11-05 23:49:33,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459643893] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:33,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:33,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:33,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992027334] [2021-11-05 23:49:33,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:33,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:33,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:33,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:33,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:33,049 INFO L87 Difference]: Start difference. First operand 868 states and 1012 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:33,103 INFO L93 Difference]: Finished difference Result 868 states and 1012 transitions. [2021-11-05 23:49:33,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:33,103 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-05 23:49:33,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:33,106 INFO L225 Difference]: With dead ends: 868 [2021-11-05 23:49:33,106 INFO L226 Difference]: Without dead ends: 864 [2021-11-05 23:49:33,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.98ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:33,107 INFO L933 BasicCegarLoop]: 1004 mSDtfsCounter, 992 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.09ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.20ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:33,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [992 Valid, 1970 Invalid, 6 Unknown, 0 Unchecked, 3.09ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.20ms Time] [2021-11-05 23:49:33,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2021-11-05 23:49:33,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 864. [2021-11-05 23:49:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 802 states have (on average 1.2394014962593516) internal successors, (994), 853 states have internal predecessors, (994), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1008 transitions. [2021-11-05 23:49:33,143 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1008 transitions. Word has length 59 [2021-11-05 23:49:33,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:33,143 INFO L470 AbstractCegarLoop]: Abstraction has 864 states and 1008 transitions. [2021-11-05 23:49:33,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1008 transitions. [2021-11-05 23:49:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-05 23:49:33,144 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:33,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:33,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-05 23:49:33,144 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:33,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:33,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1154125248, now seen corresponding path program 1 times [2021-11-05 23:49:33,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:33,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089947942] [2021-11-05 23:49:33,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:33,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:33,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:33,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:33,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089947942] [2021-11-05 23:49:33,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089947942] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:33,307 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:33,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:49:33,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275467745] [2021-11-05 23:49:33,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:33,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:49:33,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:33,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:49:33,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:33,308 INFO L87 Difference]: Start difference. First operand 864 states and 1008 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:33,493 INFO L93 Difference]: Finished difference Result 2036 states and 2362 transitions. [2021-11-05 23:49:33,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:33,493 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-05 23:49:33,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:33,497 INFO L225 Difference]: With dead ends: 2036 [2021-11-05 23:49:33,497 INFO L226 Difference]: Without dead ends: 1230 [2021-11-05 23:49:33,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.95ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:49:33,500 INFO L933 BasicCegarLoop]: 1380 mSDtfsCounter, 2404 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 SdHoareTripleChecker+Valid, 2700 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.48ms SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 96.10ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:33,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2404 Valid, 2700 Invalid, 75 Unknown, 0 Unchecked, 4.48ms Time], IncrementalHoareTripleChecker [35 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 96.10ms Time] [2021-11-05 23:49:33,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2021-11-05 23:49:33,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 864. [2021-11-05 23:49:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 802 states have (on average 1.229426433915212) internal successors, (986), 853 states have internal predecessors, (986), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1000 transitions. [2021-11-05 23:49:33,581 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1000 transitions. Word has length 59 [2021-11-05 23:49:33,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:33,582 INFO L470 AbstractCegarLoop]: Abstraction has 864 states and 1000 transitions. [2021-11-05 23:49:33,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1000 transitions. [2021-11-05 23:49:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-05 23:49:33,582 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:33,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:33,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-05 23:49:33,583 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:33,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:33,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1154184830, now seen corresponding path program 1 times [2021-11-05 23:49:33,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:33,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494083409] [2021-11-05 23:49:33,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:33,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:33,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:33,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494083409] [2021-11-05 23:49:33,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494083409] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:33,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:33,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:49:33,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899966218] [2021-11-05 23:49:33,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:33,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:33,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:33,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:33,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:33,663 INFO L87 Difference]: Start difference. First operand 864 states and 1000 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:33,794 INFO L93 Difference]: Finished difference Result 1233 states and 1412 transitions. [2021-11-05 23:49:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:33,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-05 23:49:33,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:33,798 INFO L225 Difference]: With dead ends: 1233 [2021-11-05 23:49:33,798 INFO L226 Difference]: Without dead ends: 1217 [2021-11-05 23:49:33,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.93ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:33,799 INFO L933 BasicCegarLoop]: 1379 mSDtfsCounter, 1415 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1415 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.08ms SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.66ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:33,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1415 Valid, 2716 Invalid, 59 Unknown, 0 Unchecked, 4.08ms Time], IncrementalHoareTripleChecker [33 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 49.66ms Time] [2021-11-05 23:49:33,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2021-11-05 23:49:33,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 848. [2021-11-05 23:49:33,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 794 states have (on average 1.221662468513854) internal successors, (970), 837 states have internal predecessors, (970), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 984 transitions. [2021-11-05 23:49:33,850 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 984 transitions. Word has length 59 [2021-11-05 23:49:33,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:33,850 INFO L470 AbstractCegarLoop]: Abstraction has 848 states and 984 transitions. [2021-11-05 23:49:33,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 984 transitions. [2021-11-05 23:49:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-05 23:49:33,851 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:33,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:33,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-05 23:49:33,851 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:33,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:33,852 INFO L85 PathProgramCache]: Analyzing trace with hash -193840633, now seen corresponding path program 1 times [2021-11-05 23:49:33,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:33,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484959552] [2021-11-05 23:49:33,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:33,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:33,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:33,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484959552] [2021-11-05 23:49:33,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484959552] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:33,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:33,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:33,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125972367] [2021-11-05 23:49:33,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:33,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:33,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:33,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:33,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:33,927 INFO L87 Difference]: Start difference. First operand 848 states and 984 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:33,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:33,980 INFO L93 Difference]: Finished difference Result 848 states and 984 transitions. [2021-11-05 23:49:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:33,981 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-05 23:49:33,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:33,983 INFO L225 Difference]: With dead ends: 848 [2021-11-05 23:49:33,983 INFO L226 Difference]: Without dead ends: 844 [2021-11-05 23:49:33,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.72ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:33,984 INFO L933 BasicCegarLoop]: 976 mSDtfsCounter, 954 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.41ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.79ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:33,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [954 Valid, 1922 Invalid, 6 Unknown, 0 Unchecked, 2.41ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.79ms Time] [2021-11-05 23:49:33,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2021-11-05 23:49:34,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 844. [2021-11-05 23:49:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 792 states have (on average 1.2196969696969697) internal successors, (966), 833 states have internal predecessors, (966), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 980 transitions. [2021-11-05 23:49:34,030 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 980 transitions. Word has length 61 [2021-11-05 23:49:34,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:34,030 INFO L470 AbstractCegarLoop]: Abstraction has 844 states and 980 transitions. [2021-11-05 23:49:34,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,030 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 980 transitions. [2021-11-05 23:49:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-05 23:49:34,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:34,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:34,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-05 23:49:34,031 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:34,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:34,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1183376910, now seen corresponding path program 1 times [2021-11-05 23:49:34,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:34,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202443387] [2021-11-05 23:49:34,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:34,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:34,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:34,110 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202443387] [2021-11-05 23:49:34,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202443387] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:34,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:34,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-05 23:49:34,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96454850] [2021-11-05 23:49:34,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:34,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 23:49:34,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:34,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 23:49:34,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:34,111 INFO L87 Difference]: Start difference. First operand 844 states and 980 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:34,188 INFO L93 Difference]: Finished difference Result 1599 states and 1873 transitions. [2021-11-05 23:49:34,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 23:49:34,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-05 23:49:34,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:34,191 INFO L225 Difference]: With dead ends: 1599 [2021-11-05 23:49:34,191 INFO L226 Difference]: Without dead ends: 817 [2021-11-05 23:49:34,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.53ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:34,193 INFO L933 BasicCegarLoop]: 935 mSDtfsCounter, 885 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 885 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.37ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.37ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:34,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [885 Valid, 935 Invalid, 17 Unknown, 0 Unchecked, 1.37ms Time], IncrementalHoareTripleChecker [8 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 14.37ms Time] [2021-11-05 23:49:34,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2021-11-05 23:49:34,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 817. [2021-11-05 23:49:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 774 states have (on average 1.2015503875968991) internal successors, (930), 806 states have internal predecessors, (930), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 944 transitions. [2021-11-05 23:49:34,235 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 944 transitions. Word has length 62 [2021-11-05 23:49:34,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:34,235 INFO L470 AbstractCegarLoop]: Abstraction has 817 states and 944 transitions. [2021-11-05 23:49:34,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 944 transitions. [2021-11-05 23:49:34,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-05 23:49:34,236 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:34,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:34,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-05 23:49:34,236 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:34,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:34,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1597074997, now seen corresponding path program 1 times [2021-11-05 23:49:34,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:34,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249031739] [2021-11-05 23:49:34,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:34,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:34,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:34,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249031739] [2021-11-05 23:49:34,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249031739] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:34,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:34,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:34,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500819574] [2021-11-05 23:49:34,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:34,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:34,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:34,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:34,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:34,317 INFO L87 Difference]: Start difference. First operand 817 states and 944 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:34,371 INFO L93 Difference]: Finished difference Result 817 states and 944 transitions. [2021-11-05 23:49:34,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:34,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-11-05 23:49:34,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:34,374 INFO L225 Difference]: With dead ends: 817 [2021-11-05 23:49:34,374 INFO L226 Difference]: Without dead ends: 813 [2021-11-05 23:49:34,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.88ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:34,375 INFO L933 BasicCegarLoop]: 936 mSDtfsCounter, 904 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.28ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.95ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:34,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [904 Valid, 1850 Invalid, 6 Unknown, 0 Unchecked, 2.28ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 6.95ms Time] [2021-11-05 23:49:34,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-05 23:49:34,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 813. [2021-11-05 23:49:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 813 states, 772 states have (on average 1.1994818652849741) internal successors, (926), 802 states have internal predecessors, (926), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-05 23:49:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 940 transitions. [2021-11-05 23:49:34,418 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 940 transitions. Word has length 63 [2021-11-05 23:49:34,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:34,418 INFO L470 AbstractCegarLoop]: Abstraction has 813 states and 940 transitions. [2021-11-05 23:49:34,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,419 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 940 transitions. [2021-11-05 23:49:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-05 23:49:34,419 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:34,419 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:34,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-05 23:49:34,420 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:34,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:34,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1485567505, now seen corresponding path program 1 times [2021-11-05 23:49:34,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:34,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421770653] [2021-11-05 23:49:34,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:34,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:34,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:34,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421770653] [2021-11-05 23:49:34,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421770653] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:34,492 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:34,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:34,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125015348] [2021-11-05 23:49:34,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:34,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:34,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:34,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:34,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:34,493 INFO L87 Difference]: Start difference. First operand 813 states and 940 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:34,598 INFO L93 Difference]: Finished difference Result 1476 states and 1717 transitions. [2021-11-05 23:49:34,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:34,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-11-05 23:49:34,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:34,605 INFO L225 Difference]: With dead ends: 1476 [2021-11-05 23:49:34,605 INFO L226 Difference]: Without dead ends: 1472 [2021-11-05 23:49:34,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.77ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:34,606 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 900 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 900 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.56ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.25ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:34,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [900 Valid, 2642 Invalid, 32 Unknown, 0 Unchecked, 3.56ms Time], IncrementalHoareTripleChecker [4 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 21.25ms Time] [2021-11-05 23:49:34,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-11-05 23:49:34,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1404. [2021-11-05 23:49:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1404 states, 1352 states have (on average 1.2085798816568047) internal successors, (1634), 1383 states have internal predecessors, (1634), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (21), 14 states have call predecessors, (21), 14 states have call successors, (21) [2021-11-05 23:49:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 1669 transitions. [2021-11-05 23:49:34,707 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 1669 transitions. Word has length 65 [2021-11-05 23:49:34,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:34,707 INFO L470 AbstractCegarLoop]: Abstraction has 1404 states and 1669 transitions. [2021-11-05 23:49:34,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1669 transitions. [2021-11-05 23:49:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-05 23:49:34,708 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:34,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:34,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-05 23:49:34,708 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:34,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:34,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1701049741, now seen corresponding path program 1 times [2021-11-05 23:49:34,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:34,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918769519] [2021-11-05 23:49:34,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:34,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:34,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918769519] [2021-11-05 23:49:34,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918769519] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:34,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:34,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:34,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761831872] [2021-11-05 23:49:34,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:34,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:34,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:34,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:34,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:34,781 INFO L87 Difference]: Start difference. First operand 1404 states and 1669 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:34,864 INFO L93 Difference]: Finished difference Result 1404 states and 1669 transitions. [2021-11-05 23:49:34,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:34,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-05 23:49:34,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:34,868 INFO L225 Difference]: With dead ends: 1404 [2021-11-05 23:49:34,869 INFO L226 Difference]: Without dead ends: 1400 [2021-11-05 23:49:34,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.84ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:34,870 INFO L933 BasicCegarLoop]: 932 mSDtfsCounter, 880 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.38ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.75ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:34,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [880 Valid, 1858 Invalid, 6 Unknown, 0 Unchecked, 2.38ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.75ms Time] [2021-11-05 23:49:34,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2021-11-05 23:49:34,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1400. [2021-11-05 23:49:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1350 states have (on average 1.2074074074074075) internal successors, (1630), 1379 states have internal predecessors, (1630), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (21), 14 states have call predecessors, (21), 14 states have call successors, (21) [2021-11-05 23:49:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1665 transitions. [2021-11-05 23:49:34,949 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1665 transitions. Word has length 67 [2021-11-05 23:49:34,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:34,949 INFO L470 AbstractCegarLoop]: Abstraction has 1400 states and 1665 transitions. [2021-11-05 23:49:34,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1665 transitions. [2021-11-05 23:49:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-05 23:49:34,950 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:34,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:34,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-05 23:49:34,950 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:34,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:34,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1673919319, now seen corresponding path program 1 times [2021-11-05 23:49:34,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:34,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69031150] [2021-11-05 23:49:34,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:34,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:35,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:35,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:35,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69031150] [2021-11-05 23:49:35,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69031150] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:35,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:35,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:35,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439633800] [2021-11-05 23:49:35,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:35,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:35,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:35,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:35,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:35,026 INFO L87 Difference]: Start difference. First operand 1400 states and 1665 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:35,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:35,250 INFO L93 Difference]: Finished difference Result 2690 states and 3226 transitions. [2021-11-05 23:49:35,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:35,250 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-11-05 23:49:35,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:35,257 INFO L225 Difference]: With dead ends: 2690 [2021-11-05 23:49:35,257 INFO L226 Difference]: Without dead ends: 2598 [2021-11-05 23:49:35,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.75ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:35,258 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 862 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 862 SdHoareTripleChecker+Valid, 2825 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.82ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.70ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:35,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [862 Valid, 2825 Invalid, 28 Unknown, 0 Unchecked, 3.82ms Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 18.70ms Time] [2021-11-05 23:49:35,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2598 states. [2021-11-05 23:49:35,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2598 to 2538. [2021-11-05 23:49:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2538 states, 2466 states have (on average 1.2173560421735605) internal successors, (3002), 2497 states have internal predecessors, (3002), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2538 states and 3093 transitions. [2021-11-05 23:49:35,414 INFO L78 Accepts]: Start accepts. Automaton has 2538 states and 3093 transitions. Word has length 69 [2021-11-05 23:49:35,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:35,414 INFO L470 AbstractCegarLoop]: Abstraction has 2538 states and 3093 transitions. [2021-11-05 23:49:35,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3093 transitions. [2021-11-05 23:49:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-05 23:49:35,415 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:35,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:35,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-05 23:49:35,415 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:35,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:35,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1667949682, now seen corresponding path program 1 times [2021-11-05 23:49:35,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:35,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411141027] [2021-11-05 23:49:35,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:35,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:35,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:35,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411141027] [2021-11-05 23:49:35,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411141027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:35,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:35,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-05 23:49:35,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256856149] [2021-11-05 23:49:35,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:35,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:49:35,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:35,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:49:35,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:35,526 INFO L87 Difference]: Start difference. First operand 2538 states and 3093 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:35,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:35,950 INFO L93 Difference]: Finished difference Result 5952 states and 7236 transitions. [2021-11-05 23:49:35,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:35,951 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-11-05 23:49:35,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:35,981 INFO L225 Difference]: With dead ends: 5952 [2021-11-05 23:49:35,982 INFO L226 Difference]: Without dead ends: 4393 [2021-11-05 23:49:35,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.26ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:49:35,986 INFO L933 BasicCegarLoop]: 1087 mSDtfsCounter, 1140 mSDsluCounter, 2984 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 4071 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.76ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.45ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:35,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 4071 Invalid, 55 Unknown, 0 Unchecked, 7.76ms Time], IncrementalHoareTripleChecker [8 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 47.45ms Time] [2021-11-05 23:49:35,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4393 states. [2021-11-05 23:49:36,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4393 to 2550. [2021-11-05 23:49:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2478 states have (on average 1.2163034705407587) internal successors, (3014), 2509 states have internal predecessors, (3014), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:36,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 3105 transitions. [2021-11-05 23:49:36,200 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 3105 transitions. Word has length 69 [2021-11-05 23:49:36,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:36,200 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 3105 transitions. [2021-11-05 23:49:36,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3105 transitions. [2021-11-05 23:49:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-05 23:49:36,202 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:36,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:36,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-05 23:49:36,202 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:36,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:36,202 INFO L85 PathProgramCache]: Analyzing trace with hash -968353009, now seen corresponding path program 1 times [2021-11-05 23:49:36,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:36,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455978647] [2021-11-05 23:49:36,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:36,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:36,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:36,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455978647] [2021-11-05 23:49:36,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455978647] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:36,323 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:36,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:36,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941690533] [2021-11-05 23:49:36,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:36,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:36,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:36,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:36,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:36,325 INFO L87 Difference]: Start difference. First operand 2550 states and 3105 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:36,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:36,610 INFO L93 Difference]: Finished difference Result 3101 states and 3723 transitions. [2021-11-05 23:49:36,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:36,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-11-05 23:49:36,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:36,616 INFO L225 Difference]: With dead ends: 3101 [2021-11-05 23:49:36,616 INFO L226 Difference]: Without dead ends: 3095 [2021-11-05 23:49:36,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.08ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:36,617 INFO L933 BasicCegarLoop]: 1085 mSDtfsCounter, 1033 mSDsluCounter, 898 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 1983 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.82ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.51ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:36,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 1983 Invalid, 34 Unknown, 0 Unchecked, 3.82ms Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 36.51ms Time] [2021-11-05 23:49:36,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3095 states. [2021-11-05 23:49:36,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3095 to 2544. [2021-11-05 23:49:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2544 states, 2475 states have (on average 1.2117171717171717) internal successors, (2999), 2503 states have internal predecessors, (2999), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 3090 transitions. [2021-11-05 23:49:36,799 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 3090 transitions. Word has length 74 [2021-11-05 23:49:36,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:36,799 INFO L470 AbstractCegarLoop]: Abstraction has 2544 states and 3090 transitions. [2021-11-05 23:49:36,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3090 transitions. [2021-11-05 23:49:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-05 23:49:36,800 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:36,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:36,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-05 23:49:36,801 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:36,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:36,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1922884671, now seen corresponding path program 1 times [2021-11-05 23:49:36,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:36,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934272104] [2021-11-05 23:49:36,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:36,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:36,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:36,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934272104] [2021-11-05 23:49:36,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934272104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:36,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:36,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:36,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338743164] [2021-11-05 23:49:36,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:36,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 23:49:36,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:36,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 23:49:36,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:36,889 INFO L87 Difference]: Start difference. First operand 2544 states and 3090 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:37,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:37,129 INFO L93 Difference]: Finished difference Result 4544 states and 5539 transitions. [2021-11-05 23:49:37,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 23:49:37,130 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-11-05 23:49:37,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:37,135 INFO L225 Difference]: With dead ends: 4544 [2021-11-05 23:49:37,135 INFO L226 Difference]: Without dead ends: 2538 [2021-11-05 23:49:37,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.57ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:37,140 INFO L933 BasicCegarLoop]: 925 mSDtfsCounter, 895 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.63ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.77ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:37,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [895 Valid, 925 Invalid, 4 Unknown, 0 Unchecked, 1.63ms Time], IncrementalHoareTripleChecker [3 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 21.77ms Time] [2021-11-05 23:49:37,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2538 states. [2021-11-05 23:49:37,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2538 to 2538. [2021-11-05 23:49:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2538 states, 2470 states have (on average 1.2089068825910931) internal successors, (2986), 2497 states have internal predecessors, (2986), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2538 states and 3077 transitions. [2021-11-05 23:49:37,310 INFO L78 Accepts]: Start accepts. Automaton has 2538 states and 3077 transitions. Word has length 76 [2021-11-05 23:49:37,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:37,310 INFO L470 AbstractCegarLoop]: Abstraction has 2538 states and 3077 transitions. [2021-11-05 23:49:37,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3077 transitions. [2021-11-05 23:49:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-05 23:49:37,311 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:37,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:37,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-05 23:49:37,311 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:37,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:37,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1096592761, now seen corresponding path program 1 times [2021-11-05 23:49:37,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:37,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917103987] [2021-11-05 23:49:37,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:37,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:37,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:37,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:37,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917103987] [2021-11-05 23:49:37,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917103987] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:37,454 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:37,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:49:37,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638389406] [2021-11-05 23:49:37,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:37,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:37,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:37,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:37,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:37,455 INFO L87 Difference]: Start difference. First operand 2538 states and 3077 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:39,476 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:49:39,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:39,962 INFO L93 Difference]: Finished difference Result 3473 states and 4197 transitions. [2021-11-05 23:49:39,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:39,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-11-05 23:49:39,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:39,969 INFO L225 Difference]: With dead ends: 3473 [2021-11-05 23:49:39,969 INFO L226 Difference]: Without dead ends: 3461 [2021-11-05 23:49:39,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.65ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:39,970 INFO L933 BasicCegarLoop]: 1187 mSDtfsCounter, 442 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2101.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 3001 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.31ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2183.55ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:39,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [443 Valid, 3001 Invalid, 48 Unknown, 0 Unchecked, 5.31ms Time], IncrementalHoareTripleChecker [13 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 2183.55ms Time] [2021-11-05 23:49:39,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3461 states. [2021-11-05 23:49:40,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3461 to 2526. [2021-11-05 23:49:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2526 states, 2464 states have (on average 1.1996753246753247) internal successors, (2956), 2485 states have internal predecessors, (2956), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:40,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3047 transitions. [2021-11-05 23:49:40,204 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3047 transitions. Word has length 77 [2021-11-05 23:49:40,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:40,205 INFO L470 AbstractCegarLoop]: Abstraction has 2526 states and 3047 transitions. [2021-11-05 23:49:40,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3047 transitions. [2021-11-05 23:49:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-05 23:49:40,206 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:40,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:40,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-05 23:49:40,206 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:40,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:40,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1942372591, now seen corresponding path program 1 times [2021-11-05 23:49:40,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:40,207 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704054624] [2021-11-05 23:49:40,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:40,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:40,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:40,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704054624] [2021-11-05 23:49:40,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704054624] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:40,304 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:40,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-05 23:49:40,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147554320] [2021-11-05 23:49:40,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:40,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:49:40,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:40,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:49:40,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:40,305 INFO L87 Difference]: Start difference. First operand 2526 states and 3047 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:40,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:40,536 INFO L93 Difference]: Finished difference Result 4543 states and 5491 transitions. [2021-11-05 23:49:40,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:49:40,537 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-11-05 23:49:40,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:40,541 INFO L225 Difference]: With dead ends: 4543 [2021-11-05 23:49:40,542 INFO L226 Difference]: Without dead ends: 2567 [2021-11-05 23:49:40,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.75ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-05 23:49:40,545 INFO L933 BasicCegarLoop]: 958 mSDtfsCounter, 2642 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2642 SdHoareTripleChecker+Valid, 1052 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.64ms SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.00ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:40,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2642 Valid, 1052 Invalid, 61 Unknown, 0 Unchecked, 2.64ms Time], IncrementalHoareTripleChecker [55 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 49.00ms Time] [2021-11-05 23:49:40,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2021-11-05 23:49:40,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2520. [2021-11-05 23:49:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2520 states, 2459 states have (on average 1.1968279788531924) internal successors, (2943), 2479 states have internal predecessors, (2943), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2520 states and 3034 transitions. [2021-11-05 23:49:40,770 INFO L78 Accepts]: Start accepts. Automaton has 2520 states and 3034 transitions. Word has length 79 [2021-11-05 23:49:40,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:40,770 INFO L470 AbstractCegarLoop]: Abstraction has 2520 states and 3034 transitions. [2021-11-05 23:49:40,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 3034 transitions. [2021-11-05 23:49:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-05 23:49:40,771 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:40,771 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:40,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-05 23:49:40,771 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting yurex_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:40,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:40,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1881257171, now seen corresponding path program 1 times [2021-11-05 23:49:40,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:40,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728606015] [2021-11-05 23:49:40,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:40,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:40,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:40,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728606015] [2021-11-05 23:49:40,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728606015] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:40,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:40,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:40,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247443393] [2021-11-05 23:49:40,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:40,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 23:49:40,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:40,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 23:49:40,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:40,871 INFO L87 Difference]: Start difference. First operand 2520 states and 3034 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:41,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:41,365 INFO L93 Difference]: Finished difference Result 5996 states and 7178 transitions. [2021-11-05 23:49:41,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 23:49:41,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-11-05 23:49:41,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:41,372 INFO L225 Difference]: With dead ends: 5996 [2021-11-05 23:49:41,372 INFO L226 Difference]: Without dead ends: 3993 [2021-11-05 23:49:41,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.73ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 23:49:41,377 INFO L933 BasicCegarLoop]: 1265 mSDtfsCounter, 452 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.78ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 152.73ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:41,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 2148 Invalid, 28 Unknown, 0 Unchecked, 2.78ms Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 152.73ms Time] [2021-11-05 23:49:41,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3993 states. [2021-11-05 23:49:41,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3993 to 2521. [2021-11-05 23:49:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2521 states, 2460 states have (on average 1.1967479674796748) internal successors, (2944), 2480 states have internal predecessors, (2944), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (63), 28 states have call predecessors, (63), 28 states have call successors, (63) [2021-11-05 23:49:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 3035 transitions. [2021-11-05 23:49:41,607 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 3035 transitions. Word has length 93 [2021-11-05 23:49:41,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:41,607 INFO L470 AbstractCegarLoop]: Abstraction has 2521 states and 3035 transitions. [2021-11-05 23:49:41,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3035 transitions. [2021-11-05 23:49:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-05 23:49:41,608 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:41,609 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:41,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-05 23:49:41,609 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting yurex_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:41,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:41,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1476701203, now seen corresponding path program 1 times [2021-11-05 23:49:41,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:41,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116293512] [2021-11-05 23:49:41,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:41,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:41,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:41,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:41,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116293512] [2021-11-05 23:49:41,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116293512] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:41,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:41,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-05 23:49:41,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186945815] [2021-11-05 23:49:41,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:41,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-05 23:49:41,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:41,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-05 23:49:41,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:49:41,746 INFO L87 Difference]: Start difference. First operand 2521 states and 3035 transitions. Second operand has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 5 states have internal predecessors, (92), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:42,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:42,004 INFO L93 Difference]: Finished difference Result 4519 states and 5502 transitions. [2021-11-05 23:49:42,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-05 23:49:42,004 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 5 states have internal predecessors, (92), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2021-11-05 23:49:42,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:42,008 INFO L225 Difference]: With dead ends: 4519 [2021-11-05 23:49:42,008 INFO L226 Difference]: Without dead ends: 2517 [2021-11-05 23:49:42,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.02ms TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-05 23:49:42,012 INFO L933 BasicCegarLoop]: 895 mSDtfsCounter, 166 mSDsluCounter, 4302 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 5197 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.18ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.61ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:42,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 5197 Invalid, 65 Unknown, 0 Unchecked, 3.18ms Time], IncrementalHoareTripleChecker [6 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 58.61ms Time] [2021-11-05 23:49:42,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2021-11-05 23:49:42,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2517. [2021-11-05 23:49:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2517 states, 2460 states have (on average 1.1951219512195121) internal successors, (2940), 2476 states have internal predecessors, (2940), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 3018 transitions. [2021-11-05 23:49:42,201 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 3018 transitions. Word has length 96 [2021-11-05 23:49:42,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:42,202 INFO L470 AbstractCegarLoop]: Abstraction has 2517 states and 3018 transitions. [2021-11-05 23:49:42,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.333333333333334) internal successors, (92), 5 states have internal predecessors, (92), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3018 transitions. [2021-11-05 23:49:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-05 23:49:42,203 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:42,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:42,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-05 23:49:42,203 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:42,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:42,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1892458642, now seen corresponding path program 1 times [2021-11-05 23:49:42,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:42,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948154425] [2021-11-05 23:49:42,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:42,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:42,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:42,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948154425] [2021-11-05 23:49:42,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948154425] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:42,565 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:42,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-05 23:49:42,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596571029] [2021-11-05 23:49:42,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:42,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-05 23:49:42,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:42,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-05 23:49:42,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2021-11-05 23:49:42,566 INFO L87 Difference]: Start difference. First operand 2517 states and 3018 transitions. Second operand has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 15 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:43,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:43,112 INFO L93 Difference]: Finished difference Result 5041 states and 6042 transitions. [2021-11-05 23:49:43,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-05 23:49:43,113 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 15 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-11-05 23:49:43,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:43,117 INFO L225 Difference]: With dead ends: 5041 [2021-11-05 23:49:43,117 INFO L226 Difference]: Without dead ends: 2517 [2021-11-05 23:49:43,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 258.94ms TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2021-11-05 23:49:43,123 INFO L933 BasicCegarLoop]: 893 mSDtfsCounter, 102 mSDsluCounter, 11549 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 12442 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.92ms SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.22ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:43,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 12442 Invalid, 269 Unknown, 0 Unchecked, 6.92ms Time], IncrementalHoareTripleChecker [14 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 151.22ms Time] [2021-11-05 23:49:43,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2021-11-05 23:49:43,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2517. [2021-11-05 23:49:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2517 states, 2460 states have (on average 1.1947154471544716) internal successors, (2939), 2476 states have internal predecessors, (2939), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 3017 transitions. [2021-11-05 23:49:43,312 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 3017 transitions. Word has length 95 [2021-11-05 23:49:43,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:43,312 INFO L470 AbstractCegarLoop]: Abstraction has 2517 states and 3017 transitions. [2021-11-05 23:49:43,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 15 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3017 transitions. [2021-11-05 23:49:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-05 23:49:43,314 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:43,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:43,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-05 23:49:43,314 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:43,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:43,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1121725076, now seen corresponding path program 1 times [2021-11-05 23:49:43,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:43,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533607293] [2021-11-05 23:49:43,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:43,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:43,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:43,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533607293] [2021-11-05 23:49:43,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533607293] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:43,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:43,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-05 23:49:43,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413948140] [2021-11-05 23:49:43,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:43,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:49:43,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:43,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:49:43,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:43,514 INFO L87 Difference]: Start difference. First operand 2517 states and 3017 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:43,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:43,892 INFO L93 Difference]: Finished difference Result 4034 states and 4892 transitions. [2021-11-05 23:49:43,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:43,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-11-05 23:49:43,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:43,897 INFO L225 Difference]: With dead ends: 4034 [2021-11-05 23:49:43,897 INFO L226 Difference]: Without dead ends: 2515 [2021-11-05 23:49:43,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.94ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:49:43,900 INFO L933 BasicCegarLoop]: 900 mSDtfsCounter, 1412 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 89.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.75ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 128.92ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:43,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 2070 Invalid, 130 Unknown, 0 Unchecked, 4.75ms Time], IncrementalHoareTripleChecker [6 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 128.92ms Time] [2021-11-05 23:49:43,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2515 states. [2021-11-05 23:49:44,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2515 to 2515. [2021-11-05 23:49:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2515 states, 2458 states have (on average 1.19446704637917) internal successors, (2936), 2474 states have internal predecessors, (2936), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2515 states and 3014 transitions. [2021-11-05 23:49:44,150 INFO L78 Accepts]: Start accepts. Automaton has 2515 states and 3014 transitions. Word has length 95 [2021-11-05 23:49:44,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:44,150 INFO L470 AbstractCegarLoop]: Abstraction has 2515 states and 3014 transitions. [2021-11-05 23:49:44,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 3014 transitions. [2021-11-05 23:49:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-05 23:49:44,152 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:44,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:44,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-05 23:49:44,152 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting yurex_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:44,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:44,153 INFO L85 PathProgramCache]: Analyzing trace with hash -640668632, now seen corresponding path program 1 times [2021-11-05 23:49:44,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:44,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711364560] [2021-11-05 23:49:44,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:44,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:44,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:44,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711364560] [2021-11-05 23:49:44,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711364560] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:44,277 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:44,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:49:44,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63797742] [2021-11-05 23:49:44,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:44,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:44,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:44,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:44,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:44,279 INFO L87 Difference]: Start difference. First operand 2515 states and 3014 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:44,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:44,505 INFO L93 Difference]: Finished difference Result 2515 states and 3014 transitions. [2021-11-05 23:49:44,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:44,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-11-05 23:49:44,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:44,510 INFO L225 Difference]: With dead ends: 2515 [2021-11-05 23:49:44,510 INFO L226 Difference]: Without dead ends: 2513 [2021-11-05 23:49:44,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.68ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:44,511 INFO L933 BasicCegarLoop]: 896 mSDtfsCounter, 669 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 1905 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.41ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.13ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:44,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [669 Valid, 1905 Invalid, 29 Unknown, 0 Unchecked, 2.41ms Time], IncrementalHoareTripleChecker [10 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 28.13ms Time] [2021-11-05 23:49:44,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2513 states. [2021-11-05 23:49:44,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2513 to 2513. [2021-11-05 23:49:44,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2513 states, 2457 states have (on average 1.192918192918193) internal successors, (2931), 2472 states have internal predecessors, (2931), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2513 states and 3009 transitions. [2021-11-05 23:49:44,699 INFO L78 Accepts]: Start accepts. Automaton has 2513 states and 3009 transitions. Word has length 102 [2021-11-05 23:49:44,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:44,700 INFO L470 AbstractCegarLoop]: Abstraction has 2513 states and 3009 transitions. [2021-11-05 23:49:44,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 3009 transitions. [2021-11-05 23:49:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-05 23:49:44,701 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:44,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:44,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-05 23:49:44,701 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:44,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:44,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1741142518, now seen corresponding path program 1 times [2021-11-05 23:49:44,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:44,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426329429] [2021-11-05 23:49:44,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:44,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:44,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:44,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426329429] [2021-11-05 23:49:44,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426329429] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:44,873 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:44,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-05 23:49:44,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050852288] [2021-11-05 23:49:44,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:44,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-05 23:49:44,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:44,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-05 23:49:44,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-05 23:49:44,874 INFO L87 Difference]: Start difference. First operand 2513 states and 3009 transitions. Second operand has 8 states, 8 states have (on average 12.875) internal successors, (103), 8 states have internal predecessors, (103), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:45,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:45,570 INFO L93 Difference]: Finished difference Result 6312 states and 7514 transitions. [2021-11-05 23:49:45,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-05 23:49:45,570 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 8 states have internal predecessors, (103), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-11-05 23:49:45,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:45,576 INFO L225 Difference]: With dead ends: 6312 [2021-11-05 23:49:45,576 INFO L226 Difference]: Without dead ends: 3875 [2021-11-05 23:49:45,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 109.85ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-05 23:49:45,580 INFO L933 BasicCegarLoop]: 994 mSDtfsCounter, 2733 mSDsluCounter, 5352 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 206.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2733 SdHoareTripleChecker+Valid, 6346 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.66ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 222.51ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:45,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2733 Valid, 6346 Invalid, 72 Unknown, 0 Unchecked, 5.66ms Time], IncrementalHoareTripleChecker [12 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 222.51ms Time] [2021-11-05 23:49:45,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3875 states. [2021-11-05 23:49:45,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3875 to 2519. [2021-11-05 23:49:45,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2519 states, 2463 states have (on average 1.1924482338611448) internal successors, (2937), 2478 states have internal predecessors, (2937), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3015 transitions. [2021-11-05 23:49:45,798 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3015 transitions. Word has length 106 [2021-11-05 23:49:45,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:45,798 INFO L470 AbstractCegarLoop]: Abstraction has 2519 states and 3015 transitions. [2021-11-05 23:49:45,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 8 states have internal predecessors, (103), 1 states have call successors, (3), 1 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3015 transitions. [2021-11-05 23:49:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-05 23:49:45,799 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:45,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:45,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-05 23:49:45,800 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting yurex_disconnectErr1ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:45,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:45,800 INFO L85 PathProgramCache]: Analyzing trace with hash 682223971, now seen corresponding path program 1 times [2021-11-05 23:49:45,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:45,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310661366] [2021-11-05 23:49:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:45,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:45,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:45,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310661366] [2021-11-05 23:49:45,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310661366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:45,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:45,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:49:45,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047882670] [2021-11-05 23:49:45,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:45,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:49:45,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:45,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:49:45,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:49:45,887 INFO L87 Difference]: Start difference. First operand 2519 states and 3015 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:47,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:49:48,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:48,251 INFO L93 Difference]: Finished difference Result 2519 states and 3015 transitions. [2021-11-05 23:49:48,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:49:48,252 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-11-05 23:49:48,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:48,256 INFO L225 Difference]: With dead ends: 2519 [2021-11-05 23:49:48,256 INFO L226 Difference]: Without dead ends: 2517 [2021-11-05 23:49:48,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.49ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:49:48,257 INFO L933 BasicCegarLoop]: 891 mSDtfsCounter, 135 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2044.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 2530 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.48ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2143.49ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:48,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 2530 Invalid, 29 Unknown, 0 Unchecked, 2.48ms Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 2143.49ms Time] [2021-11-05 23:49:48,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2021-11-05 23:49:48,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2517. [2021-11-05 23:49:48,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2517 states, 2462 states have (on average 1.190901705930138) internal successors, (2932), 2476 states have internal predecessors, (2932), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 3010 transitions. [2021-11-05 23:49:48,517 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 3010 transitions. Word has length 105 [2021-11-05 23:49:48,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:48,517 INFO L470 AbstractCegarLoop]: Abstraction has 2517 states and 3010 transitions. [2021-11-05 23:49:48,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3010 transitions. [2021-11-05 23:49:48,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-05 23:49:48,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:48,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:48,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-05 23:49:48,519 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:48,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:48,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1376735614, now seen corresponding path program 1 times [2021-11-05 23:49:48,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:48,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861778686] [2021-11-05 23:49:48,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:48,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:48,555 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-05 23:49:48,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1849222133] [2021-11-05 23:49:48,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:48,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-05 23:49:48,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 23:49:48,573 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-05 23:49:48,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-05 23:49:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:49:50,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 2172 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-05 23:49:50,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-05 23:49:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:49:50,488 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-05 23:49:50,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:49:50,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861778686] [2021-11-05 23:49:50,489 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-05 23:49:50,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849222133] [2021-11-05 23:49:50,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849222133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:49:50,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:49:50,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-05 23:49:50,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448419808] [2021-11-05 23:49:50,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:49:50,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-05 23:49:50,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:49:50,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-05 23:49:50,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:49:50,490 INFO L87 Difference]: Start difference. First operand 2517 states and 3010 transitions. Second operand has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:50,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:49:50,836 INFO L93 Difference]: Finished difference Result 4511 states and 5454 transitions. [2021-11-05 23:49:50,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-05 23:49:50,837 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2021-11-05 23:49:50,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:49:50,841 INFO L225 Difference]: With dead ends: 4511 [2021-11-05 23:49:50,841 INFO L226 Difference]: Without dead ends: 2517 [2021-11-05 23:49:50,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 41.73ms TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:49:50,845 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 31 mSDsluCounter, 4418 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 5308 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.85ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.04ms IncrementalHoareTripleChecker+Time [2021-11-05 23:49:50,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 5308 Invalid, 44 Unknown, 0 Unchecked, 4.85ms Time], IncrementalHoareTripleChecker [6 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 28.04ms Time] [2021-11-05 23:49:50,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2021-11-05 23:49:51,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2517. [2021-11-05 23:49:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2517 states, 2462 states have (on average 1.18927701056052) internal successors, (2928), 2476 states have internal predecessors, (2928), 24 states have call successors, (24), 16 states have call predecessors, (24), 16 states have return successors, (54), 24 states have call predecessors, (54), 24 states have call successors, (54) [2021-11-05 23:49:51,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 3006 transitions. [2021-11-05 23:49:51,120 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 3006 transitions. Word has length 112 [2021-11-05 23:49:51,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:49:51,121 INFO L470 AbstractCegarLoop]: Abstraction has 2517 states and 3006 transitions. [2021-11-05 23:49:51,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:49:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3006 transitions. [2021-11-05 23:49:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-05 23:49:51,122 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:49:51,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:49:51,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-05 23:49:51,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-11-05 23:49:51,336 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~TO~VOIDErr0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~TO~VOIDErr2ASSERT_VIOLATIONERROR_FUNCTION (and 80 more)] === [2021-11-05 23:49:51,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:49:51,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1611773819, now seen corresponding path program 1 times [2021-11-05 23:49:51,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:49:51,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120909471] [2021-11-05 23:49:51,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:51,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:49:51,376 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-05 23:49:51,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175403361] [2021-11-05 23:49:51,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:49:51,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-05 23:49:51,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 23:49:51,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-05 23:49:51,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Killed by 15