./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_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 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 14:55:22,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 14:55:22,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 14:55:23,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 14:55:23,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 14:55:23,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 14:55:23,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 14:55:23,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 14:55:23,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 14:55:23,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 14:55:23,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 14:55:23,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 14:55:23,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 14:55:23,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 14:55:23,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 14:55:23,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 14:55:23,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 14:55:23,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 14:55:23,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 14:55:23,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 14:55:23,069 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 14:55:23,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 14:55:23,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 14:55:23,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 14:55:23,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 14:55:23,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 14:55:23,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 14:55:23,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 14:55:23,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 14:55:23,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 14:55:23,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 14:55:23,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 14:55:23,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 14:55:23,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 14:55:23,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 14:55:23,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 14:55:23,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 14:55:23,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 14:55:23,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 14:55:23,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 14:55:23,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 14:55:23,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 14:55:23,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 14:55:23,122 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 14:55:23,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 14:55:23,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 14:55:23,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 14:55:23,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 14:55:23,124 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 14:55:23,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 14:55:23,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 14:55:23,125 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 14:55:23,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 14:55:23,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 14:55:23,127 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 14:55:23,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 14:55:23,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 14:55:23,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 14:55:23,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 14:55:23,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 14:55:23,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 14:55:23,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 14:55:23,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 14:55:23,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 14:55:23,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 14:55:23,130 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 14:55:23,130 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 14:55:23,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 14:55:23,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2022-07-21 14:55:23,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 14:55:23,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 14:55:23,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 14:55:23,518 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 14:55:23,519 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 14:55:23,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2022-07-21 14:55:23,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c39010b8/c06142e916de4f79bcc96a06a1cf0f61/FLAG1f1650e49 [2022-07-21 14:55:24,460 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 14:55:24,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2022-07-21 14:55:24,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c39010b8/c06142e916de4f79bcc96a06a1cf0f61/FLAG1f1650e49 [2022-07-21 14:55:24,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c39010b8/c06142e916de4f79bcc96a06a1cf0f61 [2022-07-21 14:55:24,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 14:55:24,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 14:55:24,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 14:55:24,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 14:55:24,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 14:55:24,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:55:24" (1/1) ... [2022-07-21 14:55:24,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6182c055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:24, skipping insertion in model container [2022-07-21 14:55:24,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:55:24" (1/1) ... [2022-07-21 14:55:24,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 14:55:25,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 14:55:27,832 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2022-07-21 14:55:27,835 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2022-07-21 14:55:27,836 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2022-07-21 14:55:27,836 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2022-07-21 14:55:27,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:55:27,957 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 14:55:28,278 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2022-07-21 14:55:28,279 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2022-07-21 14:55:28,279 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2022-07-21 14:55:28,280 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2022-07-21 14:55:28,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:55:28,720 INFO L208 MainTranslator]: Completed translation [2022-07-21 14:55:28,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28 WrapperNode [2022-07-21 14:55:28,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 14:55:28,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 14:55:28,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 14:55:28,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 14:55:28,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:28,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,072 INFO L137 Inliner]: procedures = 398, calls = 3706, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 6784 [2022-07-21 14:55:29,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 14:55:29,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 14:55:29,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 14:55:29,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 14:55:29,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 14:55:29,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 14:55:29,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 14:55:29,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 14:55:29,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (1/1) ... [2022-07-21 14:55:29,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 14:55:29,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 14:55:29,445 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) [2022-07-21 14:55:29,464 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 [2022-07-21 14:55:29,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2022-07-21 14:55:29,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2022-07-21 14:55:29,490 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2022-07-21 14:55:29,491 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2022-07-21 14:55:29,491 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2022-07-21 14:55:29,491 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2022-07-21 14:55:29,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 14:55:29,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 14:55:29,491 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2022-07-21 14:55:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2022-07-21 14:55:29,492 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2022-07-21 14:55:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2022-07-21 14:55:29,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 14:55:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 14:55:29,492 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2022-07-21 14:55:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2022-07-21 14:55:29,493 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2022-07-21 14:55:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2022-07-21 14:55:29,493 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2022-07-21 14:55:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2022-07-21 14:55:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2022-07-21 14:55:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2022-07-21 14:55:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-21 14:55:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-21 14:55:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2022-07-21 14:55:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2022-07-21 14:55:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2022-07-21 14:55:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2022-07-21 14:55:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2022-07-21 14:55:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2022-07-21 14:55:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2022-07-21 14:55:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2022-07-21 14:55:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2022-07-21 14:55:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2022-07-21 14:55:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-21 14:55:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-21 14:55:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2022-07-21 14:55:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2022-07-21 14:55:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 14:55:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 14:55:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 14:55:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 14:55:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-21 14:55:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-21 14:55:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-21 14:55:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-21 14:55:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 14:55:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 14:55:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 14:55:29,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 14:55:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2022-07-21 14:55:29,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2022-07-21 14:55:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 14:55:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2022-07-21 14:55:29,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2022-07-21 14:55:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2022-07-21 14:55:29,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2022-07-21 14:55:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 14:55:29,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 14:55:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-21 14:55:29,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-21 14:55:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2022-07-21 14:55:29,502 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2022-07-21 14:55:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2022-07-21 14:55:29,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2022-07-21 14:55:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 14:55:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-07-21 14:55:29,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-07-21 14:55:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 14:55:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 14:55:29,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 14:55:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-21 14:55:29,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-21 14:55:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2022-07-21 14:55:29,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2022-07-21 14:55:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 14:55:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 14:55:29,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 14:55:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2022-07-21 14:55:29,505 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2022-07-21 14:55:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 14:55:29,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 14:55:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2022-07-21 14:55:29,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2022-07-21 14:55:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2022-07-21 14:55:29,507 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2022-07-21 14:55:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 14:55:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-21 14:55:29,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-21 14:55:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-21 14:55:29,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-21 14:55:29,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 14:55:29,508 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-21 14:55:29,508 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-21 14:55:29,509 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2022-07-21 14:55:29,509 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2022-07-21 14:55:29,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 14:55:29,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 14:55:29,509 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 14:55:29,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 14:55:29,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 14:55:29,509 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2022-07-21 14:55:29,510 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2022-07-21 14:55:29,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 14:55:29,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 14:55:29,510 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2022-07-21 14:55:29,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2022-07-21 14:55:29,511 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2022-07-21 14:55:29,511 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2022-07-21 14:55:29,511 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2022-07-21 14:55:29,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2022-07-21 14:55:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2022-07-21 14:55:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2022-07-21 14:55:29,514 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2022-07-21 14:55:29,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2022-07-21 14:55:29,515 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2022-07-21 14:55:29,516 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2022-07-21 14:55:29,516 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-21 14:55:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-21 14:55:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2022-07-21 14:55:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2022-07-21 14:55:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2022-07-21 14:55:29,522 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2022-07-21 14:55:29,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 14:55:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 14:55:29,523 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-21 14:55:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-21 14:55:29,523 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2022-07-21 14:55:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2022-07-21 14:55:29,524 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-21 14:55:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-21 14:55:29,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 14:55:29,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 14:55:29,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 14:55:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 14:55:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2022-07-21 14:55:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2022-07-21 14:55:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2022-07-21 14:55:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2022-07-21 14:55:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2022-07-21 14:55:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2022-07-21 14:55:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2022-07-21 14:55:29,526 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2022-07-21 14:55:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2022-07-21 14:55:29,526 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2022-07-21 14:55:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-21 14:55:29,526 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-21 14:55:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2022-07-21 14:55:29,526 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2022-07-21 14:55:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-21 14:55:29,527 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-21 14:55:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 14:55:29,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 14:55:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-21 14:55:29,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-21 14:55:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2022-07-21 14:55:29,527 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2022-07-21 14:55:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-21 14:55:29,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-21 14:55:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2022-07-21 14:55:29,528 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2022-07-21 14:55:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 14:55:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2022-07-21 14:55:29,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2022-07-21 14:55:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2022-07-21 14:55:29,528 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2022-07-21 14:55:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2022-07-21 14:55:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2022-07-21 14:55:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-21 14:55:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-21 14:55:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2022-07-21 14:55:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2022-07-21 14:55:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 14:55:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 14:55:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2022-07-21 14:55:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2022-07-21 14:55:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 14:55:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 14:55:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-21 14:55:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-21 14:55:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2022-07-21 14:55:29,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2022-07-21 14:55:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 14:55:29,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 14:55:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 14:55:29,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 14:55:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2022-07-21 14:55:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2022-07-21 14:55:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 14:55:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 14:55:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2022-07-21 14:55:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2022-07-21 14:55:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-21 14:55:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-21 14:55:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2022-07-21 14:55:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2022-07-21 14:55:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-07-21 14:55:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2022-07-21 14:55:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-21 14:55:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 14:55:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 14:55:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 14:55:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2022-07-21 14:55:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2022-07-21 14:55:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2022-07-21 14:55:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2022-07-21 14:55:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-21 14:55:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-21 14:55:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 14:55:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2022-07-21 14:55:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2022-07-21 14:55:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 14:55:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 14:55:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2022-07-21 14:55:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2022-07-21 14:55:30,563 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 14:55:30,569 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 14:55:31,008 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 14:55:39,071 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-21 14:55:39,234 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 14:55:39,262 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 14:55:39,263 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-21 14:55:39,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:55:39 BoogieIcfgContainer [2022-07-21 14:55:39,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 14:55:39,272 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 14:55:39,272 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 14:55:39,275 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 14:55:39,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 02:55:24" (1/3) ... [2022-07-21 14:55:39,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65fba4b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:55:39, skipping insertion in model container [2022-07-21 14:55:39,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:55:28" (2/3) ... [2022-07-21 14:55:39,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65fba4b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:55:39, skipping insertion in model container [2022-07-21 14:55:39,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:55:39" (3/3) ... [2022-07-21 14:55:39,280 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2022-07-21 14:55:39,294 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 14:55:39,294 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-21 14:55:39,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 14:55:39,405 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@9228ad7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6b2c1a8a [2022-07-21 14:55:39,405 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-21 14:55:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 2350 states, 1654 states have (on average 1.3107617896009673) internal successors, (2168), 1665 states have internal predecessors, (2168), 586 states have call successors, (586), 109 states have call predecessors, (586), 108 states have return successors, (579), 574 states have call predecessors, (579), 579 states have call successors, (579) [2022-07-21 14:55:39,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-07-21 14:55:39,463 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:55:39,465 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] [2022-07-21 14:55:39,465 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:55:39,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:55:39,470 INFO L85 PathProgramCache]: Analyzing trace with hash -964850951, now seen corresponding path program 1 times [2022-07-21 14:55:39,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:55:39,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522762988] [2022-07-21 14:55:39,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:55:39,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:55:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:55:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:55:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:55:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:55:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:55:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:55:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:40,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:55:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:55:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:55:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:55:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:55:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:55:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:55:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:55:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:55:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:55:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:55:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:55:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:55:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:55:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:55:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:55:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:55:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:55:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:55:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:55:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:55:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:55:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:55:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:55:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:55:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:55:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:55:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:55:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:55:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:55:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:55:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:55:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:41,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:55:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:42,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-21 14:55:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-21 14:55:42,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:55:42,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522762988] [2022-07-21 14:55:42,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522762988] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:55:42,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:55:42,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 14:55:42,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845640011] [2022-07-21 14:55:42,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:55:42,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 14:55:42,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:55:42,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 14:55:42,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 14:55:42,070 INFO L87 Difference]: Start difference. First operand has 2350 states, 1654 states have (on average 1.3107617896009673) internal successors, (2168), 1665 states have internal predecessors, (2168), 586 states have call successors, (586), 109 states have call predecessors, (586), 108 states have return successors, (579), 574 states have call predecessors, (579), 579 states have call successors, (579) Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-21 14:55:44,572 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 [] [2022-07-21 14:55:46,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:55:51,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:55:54,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:55:54,473 INFO L93 Difference]: Finished difference Result 6892 states and 9973 transitions. [2022-07-21 14:55:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 14:55:54,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 448 [2022-07-21 14:55:54,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:55:54,556 INFO L225 Difference]: With dead ends: 6892 [2022-07-21 14:55:54,561 INFO L226 Difference]: Without dead ends: 4612 [2022-07-21 14:55:54,592 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 [2022-07-21 14:55:54,596 INFO L413 NwaCegarLoop]: 3752 mSDtfsCounter, 3564 mSDsluCounter, 4440 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 1275 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3917 SdHoareTripleChecker+Valid, 8192 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1275 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-07-21 14:55:54,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3917 Valid, 8192 Invalid, 3045 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1275 Valid, 1769 Invalid, 1 Unknown, 0 Unchecked, 11.8s Time] [2022-07-21 14:55:54,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2022-07-21 14:55:54,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 4437. [2022-07-21 14:55:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4437 states, 3141 states have (on average 1.2932187201528176) internal successors, (4062), 3160 states have internal predecessors, (4062), 1082 states have call successors, (1082), 212 states have call predecessors, (1082), 211 states have return successors, (1078), 1068 states have call predecessors, (1078), 1078 states have call successors, (1078) [2022-07-21 14:55:54,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 4437 states and 6222 transitions. [2022-07-21 14:55:54,997 INFO L78 Accepts]: Start accepts. Automaton has 4437 states and 6222 transitions. Word has length 448 [2022-07-21 14:55:55,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:55:55,002 INFO L495 AbstractCegarLoop]: Abstraction has 4437 states and 6222 transitions. [2022-07-21 14:55:55,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-21 14:55:55,002 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 6222 transitions. [2022-07-21 14:55:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2022-07-21 14:55:55,031 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:55:55,032 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:55:55,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 14:55:55,033 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:55:55,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:55:55,034 INFO L85 PathProgramCache]: Analyzing trace with hash -176062443, now seen corresponding path program 1 times [2022-07-21 14:55:55,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:55:55,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840045835] [2022-07-21 14:55:55,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:55:55,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:55:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:55:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:55:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:55:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:55:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:55:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:55:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:55:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:55:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:55:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:55:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:55:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:55:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:55:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:55:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:55:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:55:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:55:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:55:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:55:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:55:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:55:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:55,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:55:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:55:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:55:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:55:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:55:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:55:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:55:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:55:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:55:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:55:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:55:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:55:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:55:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:55:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:55:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:55:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:55:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:55:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:55:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 14:55:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-21 14:55:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-21 14:55:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 14:55:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-21 14:55:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:55:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 14:55:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2022-07-21 14:55:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:55:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-21 14:55:56,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:55:56,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840045835] [2022-07-21 14:55:56,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840045835] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:55:56,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:55:56,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 14:55:56,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891928572] [2022-07-21 14:55:56,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:55:56,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 14:55:56,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:55:56,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 14:55:56,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:55:56,504 INFO L87 Difference]: Start difference. First operand 4437 states and 6222 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:55:58,141 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:00,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:01,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:04,141 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:07,295 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 [] [2022-07-21 14:56:11,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:56:11,929 INFO L93 Difference]: Finished difference Result 11317 states and 15988 transitions. [2022-07-21 14:56:11,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:56:11,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 512 [2022-07-21 14:56:11,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:56:11,981 INFO L225 Difference]: With dead ends: 11317 [2022-07-21 14:56:11,981 INFO L226 Difference]: Without dead ends: 6961 [2022-07-21 14:56:12,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-21 14:56:12,009 INFO L413 NwaCegarLoop]: 3621 mSDtfsCounter, 4543 mSDsluCounter, 4330 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 2612 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4923 SdHoareTripleChecker+Valid, 7951 SdHoareTripleChecker+Invalid, 4687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2612 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-07-21 14:56:12,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4923 Valid, 7951 Invalid, 4687 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2612 Valid, 2074 Invalid, 1 Unknown, 0 Unchecked, 14.9s Time] [2022-07-21 14:56:12,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6961 states. [2022-07-21 14:56:12,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6961 to 6531. [2022-07-21 14:56:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6531 states, 4642 states have (on average 1.2916846186988367) internal successors, (5996), 4673 states have internal predecessors, (5996), 1566 states have call successors, (1566), 321 states have call predecessors, (1566), 320 states have return successors, (1562), 1542 states have call predecessors, (1562), 1562 states have call successors, (1562) [2022-07-21 14:56:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6531 states to 6531 states and 9124 transitions. [2022-07-21 14:56:12,327 INFO L78 Accepts]: Start accepts. Automaton has 6531 states and 9124 transitions. Word has length 512 [2022-07-21 14:56:12,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:56:12,329 INFO L495 AbstractCegarLoop]: Abstraction has 6531 states and 9124 transitions. [2022-07-21 14:56:12,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:56:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 6531 states and 9124 transitions. [2022-07-21 14:56:12,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-07-21 14:56:12,351 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:56:12,351 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:56:12,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 14:56:12,352 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:56:12,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:56:12,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1447370365, now seen corresponding path program 1 times [2022-07-21 14:56:12,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:56:12,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65098717] [2022-07-21 14:56:12,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:56:12,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:56:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:56:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:56:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:56:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:56:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:12,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:56:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:56:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:56:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:56:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:56:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:56:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:56:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:56:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:56:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:56:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:56:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:56:13,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:56:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:56:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:56:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:56:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:56:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:56:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:56:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:56:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:56:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:56:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:56:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:56:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:56:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:56:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:56:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:56:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:56:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:56:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:56:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:56:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:56:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:56:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:56:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-21 14:56:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:56:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-21 14:56:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-21 14:56:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-21 14:56:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-21 14:56:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 14:56:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-21 14:56:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:13,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-21 14:56:13,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:56:13,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65098717] [2022-07-21 14:56:13,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65098717] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:56:13,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:56:13,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 14:56:13,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959742648] [2022-07-21 14:56:13,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:56:13,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 14:56:13,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:56:13,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 14:56:13,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:56:13,899 INFO L87 Difference]: Start difference. First operand 6531 states and 9124 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:56:15,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:18,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:20,295 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:23,743 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:25,548 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:27,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:30,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:56:30,368 INFO L93 Difference]: Finished difference Result 17872 states and 25148 transitions. [2022-07-21 14:56:30,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:56:30,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 506 [2022-07-21 14:56:30,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:56:30,465 INFO L225 Difference]: With dead ends: 17872 [2022-07-21 14:56:30,466 INFO L226 Difference]: Without dead ends: 11422 [2022-07-21 14:56:30,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-21 14:56:30,513 INFO L413 NwaCegarLoop]: 3705 mSDtfsCounter, 4538 mSDsluCounter, 4396 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 2568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4917 SdHoareTripleChecker+Valid, 8101 SdHoareTripleChecker+Invalid, 4643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2568 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-07-21 14:56:30,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4917 Valid, 8101 Invalid, 4643 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2568 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 15.8s Time] [2022-07-21 14:56:30,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11422 states. [2022-07-21 14:56:31,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11422 to 10716. [2022-07-21 14:56:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10716 states, 7641 states have (on average 1.2905378877110325) internal successors, (9861), 7696 states have internal predecessors, (9861), 2534 states have call successors, (2534), 539 states have call predecessors, (2534), 538 states have return successors, (2530), 2490 states have call predecessors, (2530), 2530 states have call successors, (2530) [2022-07-21 14:56:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10716 states to 10716 states and 14925 transitions. [2022-07-21 14:56:31,132 INFO L78 Accepts]: Start accepts. Automaton has 10716 states and 14925 transitions. Word has length 506 [2022-07-21 14:56:31,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:56:31,133 INFO L495 AbstractCegarLoop]: Abstraction has 10716 states and 14925 transitions. [2022-07-21 14:56:31,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:56:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 10716 states and 14925 transitions. [2022-07-21 14:56:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-21 14:56:31,153 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:56:31,153 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 38, 38, 38, 38, 38, 38, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:56:31,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 14:56:31,154 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:56:31,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:56:31,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1798429971, now seen corresponding path program 1 times [2022-07-21 14:56:31,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:56:31,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407144956] [2022-07-21 14:56:31,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:56:31,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:56:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:56:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:56:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:56:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:56:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:56:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:56:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:56:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:56:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:56:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:56:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:56:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:56:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:56:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:56:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:56:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:56:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:56:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:56:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:56:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:56:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:56:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:56:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:56:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:56:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:56:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:56:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:56:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:56:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:56:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:56:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:56:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:56:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:56:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:56:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:56:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:56:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:56:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:56:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:56:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 14:56:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:56:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 14:56:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-21 14:56:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 14:56:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-21 14:56:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-21 14:56:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6837 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6825 trivial. 0 not checked. [2022-07-21 14:56:32,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:56:32,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407144956] [2022-07-21 14:56:32,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407144956] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:56:32,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:56:32,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 14:56:32,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640613271] [2022-07-21 14:56:32,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:56:32,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 14:56:32,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:56:32,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 14:56:32,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 14:56:32,444 INFO L87 Difference]: Start difference. First operand 10716 states and 14925 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:56:34,241 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 [] [2022-07-21 14:56:35,350 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:39,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:42,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:45,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:46,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:50,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:52,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:56:52,484 INFO L93 Difference]: Finished difference Result 28530 states and 39976 transitions. [2022-07-21 14:56:52,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 14:56:52,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 507 [2022-07-21 14:56:52,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:56:52,620 INFO L225 Difference]: With dead ends: 28530 [2022-07-21 14:56:52,620 INFO L226 Difference]: Without dead ends: 19851 [2022-07-21 14:56:52,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:56:52,675 INFO L413 NwaCegarLoop]: 6148 mSDtfsCounter, 3181 mSDsluCounter, 5966 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 762 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3532 SdHoareTripleChecker+Valid, 12114 SdHoareTripleChecker+Invalid, 2641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 762 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-07-21 14:56:52,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3532 Valid, 12114 Invalid, 2641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [762 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 19.5s Time] [2022-07-21 14:56:52,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19851 states. [2022-07-21 14:56:53,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19851 to 19082. [2022-07-21 14:56:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19082 states, 13631 states have (on average 1.2922749614848508) internal successors, (17615), 13714 states have internal predecessors, (17615), 4490 states have call successors, (4490), 959 states have call predecessors, (4490), 958 states have return successors, (4486), 4426 states have call predecessors, (4486), 4486 states have call successors, (4486) [2022-07-21 14:56:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19082 states to 19082 states and 26591 transitions. [2022-07-21 14:56:53,509 INFO L78 Accepts]: Start accepts. Automaton has 19082 states and 26591 transitions. Word has length 507 [2022-07-21 14:56:53,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:56:53,510 INFO L495 AbstractCegarLoop]: Abstraction has 19082 states and 26591 transitions. [2022-07-21 14:56:53,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:56:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 19082 states and 26591 transitions. [2022-07-21 14:56:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-21 14:56:53,526 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:56:53,526 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 38, 38, 38, 38, 38, 38, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:56:53,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 14:56:53,527 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:56:53,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:56:53,527 INFO L85 PathProgramCache]: Analyzing trace with hash -573309291, now seen corresponding path program 1 times [2022-07-21 14:56:53,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:56:53,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95214181] [2022-07-21 14:56:53,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:56:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:56:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:56:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:56:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:56:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:56:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:56:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:56:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:56:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:56:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:56:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:56:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:56:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:56:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:56:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:56:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:56:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:56:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:56:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:56:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:56:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:56:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:56:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:56:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:56:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:56:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:56:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:56:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:56:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:56:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:56:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:56:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:56:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:56:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:56:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:54,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:56:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:56:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:56:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:56:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:56:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:56:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 14:56:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:56:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 14:56:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-21 14:56:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:56:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 14:56:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-21 14:56:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-21 14:56:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:56:55,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6837 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6837 trivial. 0 not checked. [2022-07-21 14:56:55,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:56:55,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95214181] [2022-07-21 14:56:55,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95214181] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:56:55,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:56:55,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 14:56:55,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414158412] [2022-07-21 14:56:55,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:56:55,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 14:56:55,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:56:55,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 14:56:55,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 14:56:55,260 INFO L87 Difference]: Start difference. First operand 19082 states and 26591 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-21 14:56:57,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:56:59,145 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:00,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:02,600 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:03,745 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:05,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:06,618 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:08,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:09,671 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 [] [2022-07-21 14:57:12,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:57:12,226 INFO L93 Difference]: Finished difference Result 19853 states and 27860 transitions. [2022-07-21 14:57:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:57:12,227 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 507 [2022-07-21 14:57:12,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:57:12,311 INFO L225 Difference]: With dead ends: 19853 [2022-07-21 14:57:12,311 INFO L226 Difference]: Without dead ends: 19851 [2022-07-21 14:57:12,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-21 14:57:12,323 INFO L413 NwaCegarLoop]: 3183 mSDtfsCounter, 3298 mSDsluCounter, 6809 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 763 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3614 SdHoareTripleChecker+Valid, 9992 SdHoareTripleChecker+Invalid, 2884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 763 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-07-21 14:57:12,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3614 Valid, 9992 Invalid, 2884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [763 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2022-07-21 14:57:12,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19851 states. [2022-07-21 14:57:12,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19851 to 19086. [2022-07-21 14:57:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19086 states, 13634 states have (on average 1.2922106498459733) internal successors, (17618), 13717 states have internal predecessors, (17618), 4490 states have call successors, (4490), 960 states have call predecessors, (4490), 959 states have return successors, (4486), 4426 states have call predecessors, (4486), 4486 states have call successors, (4486) [2022-07-21 14:57:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19086 states to 19086 states and 26594 transitions. [2022-07-21 14:57:13,113 INFO L78 Accepts]: Start accepts. Automaton has 19086 states and 26594 transitions. Word has length 507 [2022-07-21 14:57:13,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:57:13,114 INFO L495 AbstractCegarLoop]: Abstraction has 19086 states and 26594 transitions. [2022-07-21 14:57:13,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-21 14:57:13,115 INFO L276 IsEmpty]: Start isEmpty. Operand 19086 states and 26594 transitions. [2022-07-21 14:57:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-07-21 14:57:13,131 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:57:13,131 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:57:13,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 14:57:13,132 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:57:13,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:57:13,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1255023239, now seen corresponding path program 1 times [2022-07-21 14:57:13,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:57:13,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217814353] [2022-07-21 14:57:13,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:57:13,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:57:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:57:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:57:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:57:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:57:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:57:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:57:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:57:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:57:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:57:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:57:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:57:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:57:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:57:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:57:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:57:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:13,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:57:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:57:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:57:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:57:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:57:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:57:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:57:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:57:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:57:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:57:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:57:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:57:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:57:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:57:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:57:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:57:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:57:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:57:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:57:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:57:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:57:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:57:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:57:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:57:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-21 14:57:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-21 14:57:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-21 14:57:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-21 14:57:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-21 14:57:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-21 14:57:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 14:57:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-21 14:57:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-21 14:57:14,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:57:14,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217814353] [2022-07-21 14:57:14,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217814353] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:57:14,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:57:14,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 14:57:14,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945058088] [2022-07-21 14:57:14,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:57:14,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 14:57:14,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:57:14,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 14:57:14,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:57:14,615 INFO L87 Difference]: Start difference. First operand 19086 states and 26594 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:57:18,980 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 [] [2022-07-21 14:57:20,993 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:22,998 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:25,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:29,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:35,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:57:35,647 INFO L93 Difference]: Finished difference Result 55353 states and 77418 transitions. [2022-07-21 14:57:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:57:35,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 513 [2022-07-21 14:57:35,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:57:35,980 INFO L225 Difference]: With dead ends: 55353 [2022-07-21 14:57:35,980 INFO L226 Difference]: Without dead ends: 36348 [2022-07-21 14:57:36,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-21 14:57:36,062 INFO L413 NwaCegarLoop]: 3898 mSDtfsCounter, 3554 mSDsluCounter, 6341 mSDsCounter, 0 mSdLazyCounter, 3125 mSolverCounterSat, 1314 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3913 SdHoareTripleChecker+Valid, 10239 SdHoareTripleChecker+Invalid, 4442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1314 IncrementalHoareTripleChecker+Valid, 3125 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2022-07-21 14:57:36,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3913 Valid, 10239 Invalid, 4442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1314 Valid, 3125 Invalid, 3 Unknown, 0 Unchecked, 20.1s Time] [2022-07-21 14:57:36,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36348 states. [2022-07-21 14:57:37,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36348 to 34022. [2022-07-21 14:57:37,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34022 states, 24419 states have (on average 1.2874810598304598) internal successors, (31439), 24533 states have internal predecessors, (31439), 7824 states have call successors, (7824), 1777 states have call predecessors, (7824), 1776 states have return successors, (7820), 7745 states have call predecessors, (7820), 7820 states have call successors, (7820) [2022-07-21 14:57:37,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34022 states to 34022 states and 47083 transitions. [2022-07-21 14:57:37,674 INFO L78 Accepts]: Start accepts. Automaton has 34022 states and 47083 transitions. Word has length 513 [2022-07-21 14:57:37,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:57:37,676 INFO L495 AbstractCegarLoop]: Abstraction has 34022 states and 47083 transitions. [2022-07-21 14:57:37,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:57:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 34022 states and 47083 transitions. [2022-07-21 14:57:37,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2022-07-21 14:57:37,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:57:37,690 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:57:37,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 14:57:37,690 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:57:37,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:57:37,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1086179982, now seen corresponding path program 1 times [2022-07-21 14:57:37,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:57:37,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562744043] [2022-07-21 14:57:37,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:57:37,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:57:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:57:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:57:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:57:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:57:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:57:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:57:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:57:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:57:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:57:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:57:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:57:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:57:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:57:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:57:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:57:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:57:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:57:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:57:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:57:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:57:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:57:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:57:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:57:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:57:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:57:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:57:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:57:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:57:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:57:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:57:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:57:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:57:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:57:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:57:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:38,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:57:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:57:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:57:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:57:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:57:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-21 14:57:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-07-21 14:57:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-21 14:57:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-21 14:57:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-21 14:57:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-21 14:57:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:57:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 14:57:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-21 14:57:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:57:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-21 14:57:39,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:57:39,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562744043] [2022-07-21 14:57:39,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562744043] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:57:39,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:57:39,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 14:57:39,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265451665] [2022-07-21 14:57:39,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:57:39,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 14:57:39,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:57:39,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 14:57:39,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:57:39,291 INFO L87 Difference]: Start difference. First operand 34022 states and 47083 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:57:41,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:44,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:45,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:57:52,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:01,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:58:01,062 INFO L93 Difference]: Finished difference Result 101931 states and 141917 transitions. [2022-07-21 14:58:01,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:58:01,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 514 [2022-07-21 14:58:01,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:58:01,640 INFO L225 Difference]: With dead ends: 101931 [2022-07-21 14:58:01,640 INFO L226 Difference]: Without dead ends: 67990 [2022-07-21 14:58:01,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-21 14:58:01,738 INFO L413 NwaCegarLoop]: 4410 mSDtfsCounter, 3546 mSDsluCounter, 6961 mSDsCounter, 0 mSdLazyCounter, 3317 mSolverCounterSat, 1237 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3930 SdHoareTripleChecker+Valid, 11371 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1237 IncrementalHoareTripleChecker+Valid, 3317 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2022-07-21 14:58:01,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3930 Valid, 11371 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1237 Valid, 3317 Invalid, 2 Unknown, 0 Unchecked, 20.0s Time] [2022-07-21 14:58:01,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67990 states. [2022-07-21 14:58:04,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67990 to 63765. [2022-07-21 14:58:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63765 states, 45832 states have (on average 1.28486646884273) internal successors, (58888), 46058 states have internal predecessors, (58888), 14550 states have call successors, (14550), 3381 states have call predecessors, (14550), 3380 states have return successors, (14546), 14391 states have call predecessors, (14546), 14546 states have call successors, (14546) [2022-07-21 14:58:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63765 states to 63765 states and 87984 transitions. [2022-07-21 14:58:04,857 INFO L78 Accepts]: Start accepts. Automaton has 63765 states and 87984 transitions. Word has length 514 [2022-07-21 14:58:04,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:58:04,858 INFO L495 AbstractCegarLoop]: Abstraction has 63765 states and 87984 transitions. [2022-07-21 14:58:04,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:58:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 63765 states and 87984 transitions. [2022-07-21 14:58:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2022-07-21 14:58:04,869 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:58:04,870 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 38, 38, 38, 38, 38, 38, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:58:04,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 14:58:04,871 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:58:04,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:58:04,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1285192245, now seen corresponding path program 1 times [2022-07-21 14:58:04,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:58:04,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332739603] [2022-07-21 14:58:04,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:58:04,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:58:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:58:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:58:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:58:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:58:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:58:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:58:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:58:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:58:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:58:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:58:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:58:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:58:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:58:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:58:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:58:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:58:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:58:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:58:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:58:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:58:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:58:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:58:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:58:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:05,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:58:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:58:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:58:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:58:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:58:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:58:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:58:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:58:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:58:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:58:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:58:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:58:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:58:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:58:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:58:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:58:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 14:58:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:58:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 14:58:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-21 14:58:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 14:58:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-21 14:58:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-21 14:58:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-21 14:58:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6839 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6837 trivial. 0 not checked. [2022-07-21 14:58:06,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:58:06,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332739603] [2022-07-21 14:58:06,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332739603] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:58:06,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:58:06,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 14:58:06,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983926484] [2022-07-21 14:58:06,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:58:06,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 14:58:06,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:58:06,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 14:58:06,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 14:58:06,434 INFO L87 Difference]: Start difference. First operand 63765 states and 87984 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-21 14:58:08,259 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:09,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:10,722 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:15,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:21,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:58:21,478 INFO L93 Difference]: Finished difference Result 66377 states and 92092 transitions. [2022-07-21 14:58:21,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:58:21,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 512 [2022-07-21 14:58:21,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:58:21,826 INFO L225 Difference]: With dead ends: 66377 [2022-07-21 14:58:21,826 INFO L226 Difference]: Without dead ends: 66375 [2022-07-21 14:58:21,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-21 14:58:21,877 INFO L413 NwaCegarLoop]: 3185 mSDtfsCounter, 3290 mSDsluCounter, 6806 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 762 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3607 SdHoareTripleChecker+Valid, 9991 SdHoareTripleChecker+Invalid, 2883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 762 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-07-21 14:58:21,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3607 Valid, 9991 Invalid, 2883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [762 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2022-07-21 14:58:22,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66375 states. [2022-07-21 14:58:23,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66375 to 63769. [2022-07-21 14:58:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63769 states, 45835 states have (on average 1.2848478237155012) internal successors, (58891), 46061 states have internal predecessors, (58891), 14550 states have call successors, (14550), 3382 states have call predecessors, (14550), 3381 states have return successors, (14546), 14391 states have call predecessors, (14546), 14546 states have call successors, (14546) [2022-07-21 14:58:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63769 states to 63769 states and 87987 transitions. [2022-07-21 14:58:24,469 INFO L78 Accepts]: Start accepts. Automaton has 63769 states and 87987 transitions. Word has length 512 [2022-07-21 14:58:24,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:58:24,470 INFO L495 AbstractCegarLoop]: Abstraction has 63769 states and 87987 transitions. [2022-07-21 14:58:24,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-21 14:58:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 63769 states and 87987 transitions. [2022-07-21 14:58:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2022-07-21 14:58:24,482 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:58:24,483 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 38, 38, 38, 38, 38, 38, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:58:24,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 14:58:24,483 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:58:24,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:58:24,484 INFO L85 PathProgramCache]: Analyzing trace with hash 516774485, now seen corresponding path program 1 times [2022-07-21 14:58:24,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:58:24,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229401946] [2022-07-21 14:58:24,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:58:24,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:58:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:58:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:58:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:58:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:58:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:58:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:58:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:58:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:58:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:58:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:58:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:58:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:58:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:58:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:58:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:58:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:58:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:58:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:58:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:58:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:58:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:58:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:58:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:58:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:58:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:58:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:58:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:58:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:58:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:58:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:58:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:58:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:58:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:58:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:58:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:58:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:58:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:58:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:58:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:58:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-21 14:58:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-21 14:58:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-21 14:58:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-21 14:58:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-21 14:58:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-21 14:58:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-21 14:58:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-21 14:58:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-21 14:58:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6845 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6841 trivial. 0 not checked. [2022-07-21 14:58:25,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:58:25,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229401946] [2022-07-21 14:58:25,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229401946] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:58:25,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:58:25,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 14:58:25,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127682965] [2022-07-21 14:58:25,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:58:25,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 14:58:25,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:58:25,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 14:58:25,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 14:58:25,963 INFO L87 Difference]: Start difference. First operand 63769 states and 87987 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 14:58:27,776 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:29,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:32,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:35,431 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:36,721 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:38,219 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:42,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:58:42,732 INFO L93 Difference]: Finished difference Result 66381 states and 92095 transitions. [2022-07-21 14:58:42,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 14:58:42,733 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 517 [2022-07-21 14:58:42,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:58:42,984 INFO L225 Difference]: With dead ends: 66381 [2022-07-21 14:58:42,985 INFO L226 Difference]: Without dead ends: 66377 [2022-07-21 14:58:43,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-21 14:58:43,013 INFO L413 NwaCegarLoop]: 3184 mSDtfsCounter, 3290 mSDsluCounter, 6803 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 761 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3608 SdHoareTripleChecker+Valid, 9987 SdHoareTripleChecker+Invalid, 2882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-07-21 14:58:43,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3608 Valid, 9987 Invalid, 2882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2022-07-21 14:58:43,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66377 states. [2022-07-21 14:58:44,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66377 to 63771. [2022-07-21 14:58:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63771 states, 45837 states have (on average 1.2848135785500796) internal successors, (58892), 46062 states have internal predecessors, (58892), 14550 states have call successors, (14550), 3383 states have call predecessors, (14550), 3381 states have return successors, (14546), 14391 states have call predecessors, (14546), 14546 states have call successors, (14546) [2022-07-21 14:58:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63771 states to 63771 states and 87988 transitions. [2022-07-21 14:58:45,559 INFO L78 Accepts]: Start accepts. Automaton has 63771 states and 87988 transitions. Word has length 517 [2022-07-21 14:58:45,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:58:45,560 INFO L495 AbstractCegarLoop]: Abstraction has 63771 states and 87988 transitions. [2022-07-21 14:58:45,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 14:58:45,560 INFO L276 IsEmpty]: Start isEmpty. Operand 63771 states and 87988 transitions. [2022-07-21 14:58:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2022-07-21 14:58:45,574 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:58:45,574 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:58:45,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 14:58:45,575 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:58:45,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:58:45,576 INFO L85 PathProgramCache]: Analyzing trace with hash 988418051, now seen corresponding path program 1 times [2022-07-21 14:58:45,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 14:58:45,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487660916] [2022-07-21 14:58:45,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:58:45,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 14:58:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 14:58:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 14:58:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 14:58:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-21 14:58:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 14:58:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 14:58:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 14:58:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-21 14:58:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 14:58:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 14:58:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-21 14:58:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-21 14:58:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 14:58:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-21 14:58:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-21 14:58:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-21 14:58:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-21 14:58:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-21 14:58:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-21 14:58:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-21 14:58:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-21 14:58:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-21 14:58:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-21 14:58:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-21 14:58:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-21 14:58:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-21 14:58:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-21 14:58:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-21 14:58:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-21 14:58:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-21 14:58:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-21 14:58:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-21 14:58:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-21 14:58:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-21 14:58:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-21 14:58:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-21 14:58:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-21 14:58:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-21 14:58:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:46,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-21 14:58:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-21 14:58:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-21 14:58:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-21 14:58:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-07-21 14:58:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-21 14:58:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-07-21 14:58:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 14:58:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-21 14:58:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-21 14:58:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:58:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-21 14:58:47,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 14:58:47,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487660916] [2022-07-21 14:58:47,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487660916] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:58:47,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:58:47,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 14:58:47,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210649399] [2022-07-21 14:58:47,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:58:47,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 14:58:47,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 14:58:47,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 14:58:47,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 14:58:47,099 INFO L87 Difference]: Start difference. First operand 63771 states and 87988 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-21 14:58:49,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:50,952 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:52,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:54,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:56,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:58:57,953 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:59:00,507 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:59:03,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:59:04,798 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 14:59:07,879 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []