./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.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 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:29:32,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:29:32,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:29:32,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:29:32,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:29:32,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:29:32,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:29:32,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:29:32,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:29:32,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:29:32,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:29:32,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:29:32,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:29:32,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:29:32,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:29:32,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:29:32,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:29:32,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:29:32,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:29:32,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:29:32,504 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:29:32,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:29:32,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:29:32,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:29:32,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:29:32,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:29:32,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:29:32,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:29:32,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:29:32,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:29:32,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:29:32,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:29:32,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:29:32,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:29:32,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:29:32,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:29:32,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:29:32,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:29:32,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:29:32,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:29:32,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:29:32,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:29:32,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:29:32,543 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:29:32,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:29:32,544 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:29:32,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:29:32,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:29:32,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:29:32,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:29:32,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:29:32,546 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:29:32,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:29:32,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:29:32,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:29:32,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:29:32,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:29:32,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:29:32,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:29:32,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:29:32,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:29:32,549 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:29:32,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:29:32,550 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 [2022-07-14 02:29:32,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:29:32,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:29:32,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:29:32,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:29:32,771 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:29:32,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-07-14 02:29:32,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a91300730/3c33fbf8ce344c35826781cfcedaf12a/FLAG13da0cf34 [2022-07-14 02:29:33,495 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:29:33,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-07-14 02:29:33,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a91300730/3c33fbf8ce344c35826781cfcedaf12a/FLAG13da0cf34 [2022-07-14 02:29:33,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a91300730/3c33fbf8ce344c35826781cfcedaf12a [2022-07-14 02:29:33,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:29:33,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:29:33,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:29:33,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:29:33,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:29:33,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:29:33" (1/1) ... [2022-07-14 02:29:33,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c61b5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:33, skipping insertion in model container [2022-07-14 02:29:33,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:29:33" (1/1) ... [2022-07-14 02:29:33,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:29:33,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:29:36,710 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2022-07-14 02:29:36,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2022-07-14 02:29:36,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:29:36,793 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:29:37,046 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2022-07-14 02:29:37,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2022-07-14 02:29:37,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:29:37,319 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:29:37,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37 WrapperNode [2022-07-14 02:29:37,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:29:37,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:29:37,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:29:37,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:29:37,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,629 INFO L137 Inliner]: procedures = 459, calls = 3897, calls flagged for inlining = 222, calls inlined = 206, statements flattened = 6729 [2022-07-14 02:29:37,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:29:37,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:29:37,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:29:37,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:29:37,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:29:37,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:29:37,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:29:37,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:29:37,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (1/1) ... [2022-07-14 02:29:37,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:29:37,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:29:38,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 02:29:38,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 02:29:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2022-07-14 02:29:38,041 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2022-07-14 02:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2022-07-14 02:29:38,042 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2022-07-14 02:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:29:38,042 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2022-07-14 02:29:38,042 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2022-07-14 02:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2022-07-14 02:29:38,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2022-07-14 02:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:29:38,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2022-07-14 02:29:38,043 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2022-07-14 02:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2022-07-14 02:29:38,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2022-07-14 02:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2022-07-14 02:29:38,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2022-07-14 02:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2022-07-14 02:29:38,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2022-07-14 02:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-14 02:29:38,044 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-14 02:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2022-07-14 02:29:38,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2022-07-14 02:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2022-07-14 02:29:38,045 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2022-07-14 02:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2022-07-14 02:29:38,045 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2022-07-14 02:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2022-07-14 02:29:38,045 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2022-07-14 02:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2022-07-14 02:29:38,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2022-07-14 02:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-14 02:29:38,046 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-14 02:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2022-07-14 02:29:38,046 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2022-07-14 02:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:29:38,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 02:29:38,047 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 02:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 02:29:38,047 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 02:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 02:29:38,047 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 02:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:29:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2022-07-14 02:29:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2022-07-14 02:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2022-07-14 02:29:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2022-07-14 02:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2022-07-14 02:29:38,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2022-07-14 02:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 02:29:38,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 02:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-14 02:29:38,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-14 02:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2022-07-14 02:29:38,050 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2022-07-14 02:29:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2022-07-14 02:29:38,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2022-07-14 02:29:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 02:29:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-07-14 02:29:38,050 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-07-14 02:29:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 02:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:29:38,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-14 02:29:38,051 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-14 02:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2022-07-14 02:29:38,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2022-07-14 02:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-14 02:29:38,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-14 02:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:29:38,052 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2022-07-14 02:29:38,052 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2022-07-14 02:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:29:38,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:29:38,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2022-07-14 02:29:38,053 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2022-07-14 02:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:29:38,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:29:38,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 02:29:38,054 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 02:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2022-07-14 02:29:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2022-07-14 02:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:29:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:29:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2022-07-14 02:29:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2022-07-14 02:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:29:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2022-07-14 02:29:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2022-07-14 02:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:29:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2022-07-14 02:29:38,057 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2022-07-14 02:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 02:29:38,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 02:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2022-07-14 02:29:38,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2022-07-14 02:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2022-07-14 02:29:38,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2022-07-14 02:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2022-07-14 02:29:38,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2022-07-14 02:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2022-07-14 02:29:38,058 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2022-07-14 02:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 02:29:38,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 02:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2022-07-14 02:29:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2022-07-14 02:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2022-07-14 02:29:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2022-07-14 02:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:29:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 02:29:38,060 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 02:29:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2022-07-14 02:29:38,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2022-07-14 02:29:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-14 02:29:38,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-14 02:29:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:29:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:29:38,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:29:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:29:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2022-07-14 02:29:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2022-07-14 02:29:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2022-07-14 02:29:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2022-07-14 02:29:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2022-07-14 02:29:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2022-07-14 02:29:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2022-07-14 02:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2022-07-14 02:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2022-07-14 02:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2022-07-14 02:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-14 02:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-14 02:29:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2022-07-14 02:29:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2022-07-14 02:29:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-14 02:29:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-14 02:29:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:29:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:29:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-14 02:29:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-14 02:29:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2022-07-14 02:29:38,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2022-07-14 02:29:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-14 02:29:38,064 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-14 02:29:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2022-07-14 02:29:38,064 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2022-07-14 02:29:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:29:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2022-07-14 02:29:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2022-07-14 02:29:38,065 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2022-07-14 02:29:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2022-07-14 02:29:38,065 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2022-07-14 02:29:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2022-07-14 02:29:38,065 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 02:29:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 02:29:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2022-07-14 02:29:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2022-07-14 02:29:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:29:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:29:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2022-07-14 02:29:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2022-07-14 02:29:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 02:29:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 02:29:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 02:29:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 02:29:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 02:29:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 02:29:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2022-07-14 02:29:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2022-07-14 02:29:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:29:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:29:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:29:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:29:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2022-07-14 02:29:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2022-07-14 02:29:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2022-07-14 02:29:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2022-07-14 02:29:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-14 02:29:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-14 02:29:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2022-07-14 02:29:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2022-07-14 02:29:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-07-14 02:29:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2022-07-14 02:29:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:29:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:29:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:29:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:29:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:29:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:29:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:29:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2022-07-14 02:29:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2022-07-14 02:29:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2022-07-14 02:29:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2022-07-14 02:29:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2022-07-14 02:29:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2022-07-14 02:29:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2022-07-14 02:29:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2022-07-14 02:29:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2022-07-14 02:29:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2022-07-14 02:29:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2022-07-14 02:29:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2022-07-14 02:29:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2022-07-14 02:29:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2022-07-14 02:29:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:29:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:29:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2022-07-14 02:29:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2022-07-14 02:29:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-14 02:29:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-14 02:29:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:29:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2022-07-14 02:29:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2022-07-14 02:29:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:29:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:29:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2022-07-14 02:29:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2022-07-14 02:29:38,816 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:29:38,819 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:29:39,090 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:29:46,742 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 02:29:46,861 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:29:46,886 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:29:46,886 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 02:29:46,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:29:46 BoogieIcfgContainer [2022-07-14 02:29:46,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:29:46,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:29:46,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:29:46,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:29:46,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:29:33" (1/3) ... [2022-07-14 02:29:46,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6916f102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:29:46, skipping insertion in model container [2022-07-14 02:29:46,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:29:37" (2/3) ... [2022-07-14 02:29:46,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6916f102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:29:46, skipping insertion in model container [2022-07-14 02:29:46,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:29:46" (3/3) ... [2022-07-14 02:29:46,901 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2022-07-14 02:29:46,916 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:29:46,916 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:29:47,023 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:29:47,028 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@187d08c2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@122ab040 [2022-07-14 02:29:47,029 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:29:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand has 2362 states, 1656 states have (on average 1.3146135265700483) internal successors, (2177), 1665 states have internal predecessors, (2177), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) [2022-07-14 02:29:47,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-14 02:29:47,087 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:29:47,088 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:29:47,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:29:47,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:29:47,094 INFO L85 PathProgramCache]: Analyzing trace with hash 274924031, now seen corresponding path program 1 times [2022-07-14 02:29:47,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:29:47,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248111239] [2022-07-14 02:29:47,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:29:47,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:29:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:29:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:29:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:29:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:29:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:29:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:29:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:29:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:29:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:29:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:29:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:29:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:29:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:29:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:29:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:29:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:29:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:29:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:29:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:29:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:29:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:29:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:29:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:29:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:29:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:29:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:29:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:29:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:29:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:29:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:29:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:29:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:29:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:29:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:29:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:29:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:29:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:29:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:29:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:29:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:29:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-14 02:29:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:48,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-14 02:29:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-14 02:29:49,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:29:49,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248111239] [2022-07-14 02:29:49,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248111239] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:29:49,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:29:49,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:29:49,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15409055] [2022-07-14 02:29:49,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:29:49,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:29:49,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:29:49,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:29:49,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:29:49,050 INFO L87 Difference]: Start difference. First operand has 2362 states, 1656 states have (on average 1.3146135265700483) internal successors, (2177), 1665 states have internal predecessors, (2177), 597 states have call successors, (597), 110 states have call predecessors, (597), 109 states have return successors, (590), 585 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-14 02:29:50,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:29:52,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:29:55,024 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:29:58,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:00,347 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:03,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:03,908 INFO L93 Difference]: Finished difference Result 6989 states and 10124 transitions. [2022-07-14 02:30:03,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:30:03,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 461 [2022-07-14 02:30:03,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:03,968 INFO L225 Difference]: With dead ends: 6989 [2022-07-14 02:30:03,968 INFO L226 Difference]: Without dead ends: 4626 [2022-07-14 02:30:03,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:30:03,988 INFO L413 NwaCegarLoop]: 3817 mSDtfsCounter, 3655 mSDsluCounter, 4455 mSDsCounter, 0 mSdLazyCounter, 1887 mSolverCounterSat, 1355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4027 SdHoareTripleChecker+Valid, 8272 SdHoareTripleChecker+Invalid, 3242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1355 IncrementalHoareTripleChecker+Valid, 1887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:03,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4027 Valid, 8272 Invalid, 3242 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1355 Valid, 1887 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2022-07-14 02:30:04,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4626 states. [2022-07-14 02:30:04,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4626 to 4454. [2022-07-14 02:30:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4454 states, 3166 states have (on average 1.2969046114971572) internal successors, (4106), 3182 states have internal predecessors, (4106), 1075 states have call successors, (1075), 212 states have call predecessors, (1075), 212 states have return successors, (1075), 1063 states have call predecessors, (1075), 1075 states have call successors, (1075) [2022-07-14 02:30:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 4454 states and 6256 transitions. [2022-07-14 02:30:04,237 INFO L78 Accepts]: Start accepts. Automaton has 4454 states and 6256 transitions. Word has length 461 [2022-07-14 02:30:04,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:04,241 INFO L495 AbstractCegarLoop]: Abstraction has 4454 states and 6256 transitions. [2022-07-14 02:30:04,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-14 02:30:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4454 states and 6256 transitions. [2022-07-14 02:30:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2022-07-14 02:30:04,257 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:04,258 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:30:04,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 02:30:04,259 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:04,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:04,259 INFO L85 PathProgramCache]: Analyzing trace with hash 764915308, now seen corresponding path program 1 times [2022-07-14 02:30:04,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:30:04,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759920384] [2022-07-14 02:30:04,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:04,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:30:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:30:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:30:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:30:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:30:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:30:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:30:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:30:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:30:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:30:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:30:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:30:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:30:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:30:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:30:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:30:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:30:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:30:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:30:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:30:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:30:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:30:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:30:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:30:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:30:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:30:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:30:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:30:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:30:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:30:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:30:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:30:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:30:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:30:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:30:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:30:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:30:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:30:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:30:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:30:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-14 02:30:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-14 02:30:05,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:30:05,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759920384] [2022-07-14 02:30:05,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759920384] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:05,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:05,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:30:05,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947285230] [2022-07-14 02:30:05,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:05,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:30:05,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:30:05,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:30:05,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:30:05,376 INFO L87 Difference]: Start difference. First operand 4454 states and 6256 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 02:30:08,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:09,266 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:11,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:13,244 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:15,912 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:20,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:20,355 INFO L93 Difference]: Finished difference Result 13388 states and 18888 transitions. [2022-07-14 02:30:20,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:30:20,355 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 471 [2022-07-14 02:30:20,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:20,404 INFO L225 Difference]: With dead ends: 13388 [2022-07-14 02:30:20,404 INFO L226 Difference]: Without dead ends: 9015 [2022-07-14 02:30:20,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:30:20,424 INFO L413 NwaCegarLoop]: 3824 mSDtfsCounter, 3586 mSDsluCounter, 4493 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 1243 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3941 SdHoareTripleChecker+Valid, 8317 SdHoareTripleChecker+Invalid, 3039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1243 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:20,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3941 Valid, 8317 Invalid, 3039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1243 Valid, 1795 Invalid, 1 Unknown, 0 Unchecked, 14.6s Time] [2022-07-14 02:30:20,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9015 states. [2022-07-14 02:30:20,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9015 to 8673. [2022-07-14 02:30:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8673 states, 6186 states have (on average 1.2974458454574846) internal successors, (8026), 6220 states have internal predecessors, (8026), 2062 states have call successors, (2062), 424 states have call predecessors, (2062), 424 states have return successors, (2062), 2036 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-07-14 02:30:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8673 states to 8673 states and 12150 transitions. [2022-07-14 02:30:20,717 INFO L78 Accepts]: Start accepts. Automaton has 8673 states and 12150 transitions. Word has length 471 [2022-07-14 02:30:20,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:20,718 INFO L495 AbstractCegarLoop]: Abstraction has 8673 states and 12150 transitions. [2022-07-14 02:30:20,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 02:30:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 8673 states and 12150 transitions. [2022-07-14 02:30:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2022-07-14 02:30:20,729 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:20,729 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:30:20,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 02:30:20,729 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:20,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:20,730 INFO L85 PathProgramCache]: Analyzing trace with hash -513634226, now seen corresponding path program 1 times [2022-07-14 02:30:20,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:30:20,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370400485] [2022-07-14 02:30:20,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:20,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:30:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:30:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:30:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:30:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:30:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:30:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:30:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:30:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:30:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:30:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:30:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:30:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:30:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:30:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:30:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:30:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:30:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:30:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:30:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:30:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:30:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:30:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:30:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:30:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:30:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:30:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:30:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:30:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:30:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:30:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:30:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:30:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:30:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:30:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:30:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:30:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:30:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:30:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:30:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:30:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-14 02:30:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 02:30:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-14 02:30:21,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:30:21,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370400485] [2022-07-14 02:30:21,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370400485] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:21,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:21,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:30:21,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332950882] [2022-07-14 02:30:21,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:21,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:30:21,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:30:21,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:30:21,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:30:21,725 INFO L87 Difference]: Start difference. First operand 8673 states and 12150 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-14 02:30:23,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:25,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:26,596 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:29,775 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:31,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:32,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:35,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:35,300 INFO L93 Difference]: Finished difference Result 25617 states and 35924 transitions. [2022-07-14 02:30:35,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:30:35,301 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 469 [2022-07-14 02:30:35,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:35,403 INFO L225 Difference]: With dead ends: 25617 [2022-07-14 02:30:35,403 INFO L226 Difference]: Without dead ends: 17025 [2022-07-14 02:30:35,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:30:35,450 INFO L413 NwaCegarLoop]: 3975 mSDtfsCounter, 3433 mSDsluCounter, 4589 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 1155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3767 SdHoareTripleChecker+Valid, 8564 SdHoareTripleChecker+Invalid, 2948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1155 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:35,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3767 Valid, 8564 Invalid, 2948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1155 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2022-07-14 02:30:35,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17025 states. [2022-07-14 02:30:35,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17025 to 16351. [2022-07-14 02:30:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16351 states, 11718 states have (on average 1.2939068100358424) internal successors, (15162), 11768 states have internal predecessors, (15162), 3800 states have call successors, (3800), 832 states have call predecessors, (3800), 832 states have return successors, (3800), 3766 states have call predecessors, (3800), 3800 states have call successors, (3800) [2022-07-14 02:30:36,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16351 states to 16351 states and 22762 transitions. [2022-07-14 02:30:36,020 INFO L78 Accepts]: Start accepts. Automaton has 16351 states and 22762 transitions. Word has length 469 [2022-07-14 02:30:36,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:36,021 INFO L495 AbstractCegarLoop]: Abstraction has 16351 states and 22762 transitions. [2022-07-14 02:30:36,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-07-14 02:30:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 16351 states and 22762 transitions. [2022-07-14 02:30:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2022-07-14 02:30:36,088 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:36,089 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:30:36,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 02:30:36,089 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:36,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:36,090 INFO L85 PathProgramCache]: Analyzing trace with hash 2064567072, now seen corresponding path program 1 times [2022-07-14 02:30:36,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:30:36,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369111230] [2022-07-14 02:30:36,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:36,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:30:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:30:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:30:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:30:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:30:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:30:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:30:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:30:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:30:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:30:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:30:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:30:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:30:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:30:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:30:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:30:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:30:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:30:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:30:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:30:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:30:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:30:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:30:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:30:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:30:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:30:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:30:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:30:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:30:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:30:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:30:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:30:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:30:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:30:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:30:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:30:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:30:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:36,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:30:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:30:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:30:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-14 02:30:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:30:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:30:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-14 02:30:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 02:30:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6445 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6445 trivial. 0 not checked. [2022-07-14 02:30:37,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:30:37,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369111230] [2022-07-14 02:30:37,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369111230] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:37,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:37,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:30:37,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405065653] [2022-07-14 02:30:37,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:37,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:30:37,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:30:37,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:30:37,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:30:37,110 INFO L87 Difference]: Start difference. First operand 16351 states and 22762 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-14 02:30:40,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:44,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:46,007 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:47,122 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:50,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:50,566 INFO L93 Difference]: Finished difference Result 48975 states and 68458 transitions. [2022-07-14 02:30:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:30:50,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 479 [2022-07-14 02:30:50,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:50,784 INFO L225 Difference]: With dead ends: 48975 [2022-07-14 02:30:50,784 INFO L226 Difference]: Without dead ends: 32705 [2022-07-14 02:30:50,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:30:50,907 INFO L413 NwaCegarLoop]: 3659 mSDtfsCounter, 3501 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 1797 mSolverCounterSat, 1252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3850 SdHoareTripleChecker+Valid, 8007 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1252 IncrementalHoareTripleChecker+Valid, 1797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:50,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3850 Valid, 8007 Invalid, 3049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1252 Valid, 1797 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2022-07-14 02:30:50,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32705 states. [2022-07-14 02:30:52,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32705 to 31339. [2022-07-14 02:30:52,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31339 states, 22424 states have (on average 1.294684266856939) internal successors, (29032), 22540 states have internal predecessors, (29032), 7294 states have call successors, (7294), 1620 states have call predecessors, (7294), 1620 states have return successors, (7294), 7210 states have call predecessors, (7294), 7294 states have call successors, (7294) [2022-07-14 02:30:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31339 states to 31339 states and 43620 transitions. [2022-07-14 02:30:52,302 INFO L78 Accepts]: Start accepts. Automaton has 31339 states and 43620 transitions. Word has length 479 [2022-07-14 02:30:52,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:52,302 INFO L495 AbstractCegarLoop]: Abstraction has 31339 states and 43620 transitions. [2022-07-14 02:30:52,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-14 02:30:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 31339 states and 43620 transitions. [2022-07-14 02:30:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-07-14 02:30:52,314 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:52,314 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:30:52,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 02:30:52,315 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:52,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:52,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1621334339, now seen corresponding path program 1 times [2022-07-14 02:30:52,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:30:52,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876145745] [2022-07-14 02:30:52,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:52,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:30:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:30:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:30:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:30:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:30:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:30:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:30:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:30:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:30:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:30:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:30:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:30:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:30:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:30:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:30:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:30:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:30:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:30:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:30:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:30:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:30:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:30:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:30:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:30:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:30:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:52,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:30:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:30:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:30:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:30:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:30:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:30:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:30:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:30:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:30:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:30:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:30:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:30:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:30:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:30:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:30:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:30:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-14 02:30:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-14 02:30:53,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:30:53,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876145745] [2022-07-14 02:30:53,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876145745] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:53,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:53,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:30:53,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287779994] [2022-07-14 02:30:53,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:53,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:30:53,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:30:53,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:30:53,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:30:53,454 INFO L87 Difference]: Start difference. First operand 31339 states and 43620 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 02:30:54,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:30:56,908 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:01,889 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:07,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:07,241 INFO L93 Difference]: Finished difference Result 94233 states and 131470 transitions. [2022-07-14 02:31:07,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:07,241 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 473 [2022-07-14 02:31:07,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:07,710 INFO L225 Difference]: With dead ends: 94233 [2022-07-14 02:31:07,710 INFO L226 Difference]: Without dead ends: 62975 [2022-07-14 02:31:07,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:07,812 INFO L413 NwaCegarLoop]: 4676 mSDtfsCounter, 3412 mSDsluCounter, 5012 mSDsCounter, 0 mSdLazyCounter, 1840 mSolverCounterSat, 1046 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3769 SdHoareTripleChecker+Valid, 9688 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1046 IncrementalHoareTripleChecker+Valid, 1840 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:07,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3769 Valid, 9688 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1046 Valid, 1840 Invalid, 1 Unknown, 0 Unchecked, 12.5s Time] [2022-07-14 02:31:07,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62975 states. [2022-07-14 02:31:09,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62975 to 60407. [2022-07-14 02:31:10,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60407 states, 43300 states have (on average 1.2921939953810624) internal successors, (55952), 43536 states have internal predecessors, (55952), 13926 states have call successors, (13926), 3180 states have call predecessors, (13926), 3180 states have return successors, (13926), 13754 states have call predecessors, (13926), 13926 states have call successors, (13926) [2022-07-14 02:31:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60407 states to 60407 states and 83804 transitions. [2022-07-14 02:31:10,516 INFO L78 Accepts]: Start accepts. Automaton has 60407 states and 83804 transitions. Word has length 473 [2022-07-14 02:31:10,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:10,517 INFO L495 AbstractCegarLoop]: Abstraction has 60407 states and 83804 transitions. [2022-07-14 02:31:10,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-14 02:31:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 60407 states and 83804 transitions. [2022-07-14 02:31:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2022-07-14 02:31:10,524 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:10,524 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:31:10,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 02:31:10,525 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:10,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:10,525 INFO L85 PathProgramCache]: Analyzing trace with hash 551241683, now seen corresponding path program 1 times [2022-07-14 02:31:10,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:10,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243194497] [2022-07-14 02:31:10,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:10,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:10,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:31:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:31:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:31:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:31:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:31:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:31:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:31:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:31:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:31:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:31:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:31:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:31:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:31:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:31:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:31:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:31:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:31:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:31:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:31:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:31:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:31:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:31:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:31:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:31:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-07-14 02:31:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:31:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:31:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-14 02:31:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-07-14 02:31:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:11,589 INFO L134 CoverageAnalysis]: Checked inductivity of 6445 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6445 trivial. 0 not checked. [2022-07-14 02:31:11,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:11,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243194497] [2022-07-14 02:31:11,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243194497] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:11,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:11,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:11,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463590512] [2022-07-14 02:31:11,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:11,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:11,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:11,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:11,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:11,592 INFO L87 Difference]: Start difference. First operand 60407 states and 83804 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-14 02:31:13,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:16,068 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:17,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:18,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:20,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:25,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:25,671 INFO L93 Difference]: Finished difference Result 176340 states and 245299 transitions. [2022-07-14 02:31:25,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:25,671 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 478 [2022-07-14 02:31:25,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:26,362 INFO L225 Difference]: With dead ends: 176340 [2022-07-14 02:31:26,363 INFO L226 Difference]: Without dead ends: 116014 [2022-07-14 02:31:26,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:26,764 INFO L413 NwaCegarLoop]: 4173 mSDtfsCounter, 3274 mSDsluCounter, 4604 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 1156 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3617 SdHoareTripleChecker+Valid, 8777 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1156 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:26,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3617 Valid, 8777 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1156 Valid, 1814 Invalid, 1 Unknown, 0 Unchecked, 11.5s Time] [2022-07-14 02:31:26,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116014 states. [2022-07-14 02:31:30,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116014 to 111120. [2022-07-14 02:31:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111120 states, 79062 states have (on average 1.2895322658167008) internal successors, (101953), 79566 states have internal predecessors, (101953), 25973 states have call successors, (25973), 6084 states have call predecessors, (25973), 6084 states have return successors, (25973), 25597 states have call predecessors, (25973), 25973 states have call successors, (25973) [2022-07-14 02:31:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111120 states to 111120 states and 153899 transitions. [2022-07-14 02:31:31,842 INFO L78 Accepts]: Start accepts. Automaton has 111120 states and 153899 transitions. Word has length 478 [2022-07-14 02:31:31,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:31,844 INFO L495 AbstractCegarLoop]: Abstraction has 111120 states and 153899 transitions. [2022-07-14 02:31:31,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-14 02:31:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 111120 states and 153899 transitions. [2022-07-14 02:31:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-07-14 02:31:31,853 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:31,854 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 38, 38, 38, 38, 38, 38, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:31:31,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 02:31:31,854 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:31,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:31,855 INFO L85 PathProgramCache]: Analyzing trace with hash -40499067, now seen corresponding path program 1 times [2022-07-14 02:31:31,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:31,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638178997] [2022-07-14 02:31:31,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:31:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:31:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:31:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:31:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:31:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:31:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:31:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:31:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:31:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:31:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:31:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:31:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:31:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:31:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:31:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:31:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:31:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:31:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:31:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:31:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:31:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:31:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:31:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:31:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-14 02:31:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-14 02:31:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-14 02:31:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-14 02:31:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6561 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6558 trivial. 0 not checked. [2022-07-14 02:31:32,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:32,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638178997] [2022-07-14 02:31:32,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638178997] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:32,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:32,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:32,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727731724] [2022-07-14 02:31:32,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:32,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:32,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:32,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:32,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:32,896 INFO L87 Difference]: Start difference. First operand 111120 states and 153899 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-14 02:31:34,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:36,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:42,222 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:44,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:49,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:49,806 INFO L93 Difference]: Finished difference Result 228724 states and 317108 transitions. [2022-07-14 02:31:49,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:49,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 486 [2022-07-14 02:31:49,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:50,558 INFO L225 Difference]: With dead ends: 228724 [2022-07-14 02:31:50,559 INFO L226 Difference]: Without dead ends: 117685 [2022-07-14 02:31:50,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:50,926 INFO L413 NwaCegarLoop]: 3419 mSDtfsCounter, 1623 mSDsluCounter, 4313 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 840 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 7732 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 840 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:50,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1798 Valid, 7732 Invalid, 2360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [840 Valid, 1519 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2022-07-14 02:31:51,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117685 states. [2022-07-14 02:31:54,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117685 to 112845. [2022-07-14 02:31:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112845 states, 80242 states have (on average 1.2872186635427831) internal successors, (103289), 80748 states have internal predecessors, (103289), 26263 states have call successors, (26263), 6339 states have call predecessors, (26263), 6339 states have return successors, (26263), 25887 states have call predecessors, (26263), 26263 states have call successors, (26263) [2022-07-14 02:31:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112845 states to 112845 states and 155815 transitions. [2022-07-14 02:31:55,118 INFO L78 Accepts]: Start accepts. Automaton has 112845 states and 155815 transitions. Word has length 486 [2022-07-14 02:31:55,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:55,119 INFO L495 AbstractCegarLoop]: Abstraction has 112845 states and 155815 transitions. [2022-07-14 02:31:55,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-14 02:31:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 112845 states and 155815 transitions. [2022-07-14 02:31:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-07-14 02:31:55,131 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:55,132 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 38, 38, 38, 38, 38, 38, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:31:55,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 02:31:55,132 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:55,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:55,132 INFO L85 PathProgramCache]: Analyzing trace with hash 402212364, now seen corresponding path program 1 times [2022-07-14 02:31:55,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:55,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821446851] [2022-07-14 02:31:55,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:55,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:31:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:31:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:31:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:31:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:31:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:31:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:31:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:31:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:55,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:31:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:31:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:31:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:31:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:31:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:31:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:31:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:31:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:31:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:31:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:31:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:31:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:31:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:31:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:31:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:31:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-14 02:31:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-14 02:31:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-14 02:31:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-14 02:31:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-14 02:31:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 02:31:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-14 02:31:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-14 02:31:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-14 02:31:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-14 02:31:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6951 trivial. 0 not checked. [2022-07-14 02:31:56,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:56,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821446851] [2022-07-14 02:31:56,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821446851] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:56,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:56,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:56,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168989106] [2022-07-14 02:31:56,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:56,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:56,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:56,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:56,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:56,348 INFO L87 Difference]: Start difference. First operand 112845 states and 155815 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 02:31:58,644 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:03,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:07,534 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:08,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:16,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:16,278 INFO L93 Difference]: Finished difference Result 341215 states and 473006 transitions. [2022-07-14 02:32:16,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:32:16,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 545 [2022-07-14 02:32:16,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:18,095 INFO L225 Difference]: With dead ends: 341215 [2022-07-14 02:32:18,095 INFO L226 Difference]: Without dead ends: 229408 [2022-07-14 02:32:18,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:32:18,493 INFO L413 NwaCegarLoop]: 6073 mSDtfsCounter, 3124 mSDsluCounter, 5872 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 761 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3476 SdHoareTripleChecker+Valid, 11945 SdHoareTripleChecker+Invalid, 2623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 1861 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:18,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3476 Valid, 11945 Invalid, 2623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 1861 Invalid, 1 Unknown, 0 Unchecked, 14.6s Time] [2022-07-14 02:32:18,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229408 states. [2022-07-14 02:32:25,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229408 to 219706. [2022-07-14 02:32:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219706 states, 156268 states have (on average 1.2874164896203957) internal successors, (201182), 157062 states have internal predecessors, (201182), 51046 states have call successors, (51046), 12391 states have call predecessors, (51046), 12391 states have return successors, (51046), 50510 states have call predecessors, (51046), 51046 states have call successors, (51046) [2022-07-14 02:32:26,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219706 states to 219706 states and 303274 transitions. [2022-07-14 02:32:26,950 INFO L78 Accepts]: Start accepts. Automaton has 219706 states and 303274 transitions. Word has length 545 [2022-07-14 02:32:26,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:32:26,951 INFO L495 AbstractCegarLoop]: Abstraction has 219706 states and 303274 transitions. [2022-07-14 02:32:26,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 02:32:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 219706 states and 303274 transitions. [2022-07-14 02:32:26,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2022-07-14 02:32:26,963 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:32:26,963 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 38, 38, 38, 38, 38, 38, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:32:26,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 02:32:26,964 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:32:26,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:32:26,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1283967474, now seen corresponding path program 1 times [2022-07-14 02:32:26,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:32:26,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461246866] [2022-07-14 02:32:26,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:32:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:32:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:32:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:32:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:32:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:32:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:32:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:32:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:32:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:32:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:32:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:32:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:32:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:32:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:32:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:32:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:32:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 02:32:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 02:32:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 02:32:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:32:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:32:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 02:32:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:32:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 02:32:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 02:32:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 02:32:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 02:32:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 02:32:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 02:32:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 02:32:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-14 02:32:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-14 02:32:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-14 02:32:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-14 02:32:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-14 02:32:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-14 02:32:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:32:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-14 02:32:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-14 02:32:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:27,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-14 02:32:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-14 02:32:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-14 02:32:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-14 02:32:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-14 02:32:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-14 02:32:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 02:32:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-14 02:32:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-14 02:32:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-14 02:32:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-14 02:32:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:28,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6951 trivial. 0 not checked. [2022-07-14 02:32:28,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:32:28,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461246866] [2022-07-14 02:32:28,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461246866] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:32:28,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:32:28,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:32:28,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954155991] [2022-07-14 02:32:28,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:32:28,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:32:28,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:32:28,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:32:28,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:32:28,110 INFO L87 Difference]: Start difference. First operand 219706 states and 303274 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 02:32:29,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:31,302 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:33,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:35,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:40,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:32:55,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:55,062 INFO L93 Difference]: Finished difference Result 559829 states and 775440 transitions. [2022-07-14 02:32:55,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:32:55,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 545 [2022-07-14 02:32:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:57,211 INFO L225 Difference]: With dead ends: 559829 [2022-07-14 02:32:57,211 INFO L226 Difference]: Without dead ends: 339737 [2022-07-14 02:32:58,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:32:58,373 INFO L413 NwaCegarLoop]: 6075 mSDtfsCounter, 3121 mSDsluCounter, 5877 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 761 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3471 SdHoareTripleChecker+Valid, 11952 SdHoareTripleChecker+Invalid, 2629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:58,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3471 Valid, 11952 Invalid, 2629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 1866 Invalid, 2 Unknown, 0 Unchecked, 17.9s Time] [2022-07-14 02:32:58,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339737 states.