./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 791161d1 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-?-791161d [2022-07-23 03:39:46,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 03:39:46,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 03:39:46,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 03:39:46,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 03:39:46,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 03:39:46,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 03:39:46,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 03:39:46,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 03:39:46,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 03:39:46,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 03:39:46,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 03:39:46,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 03:39:46,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 03:39:46,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 03:39:46,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 03:39:46,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 03:39:46,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 03:39:46,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 03:39:46,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 03:39:46,176 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 03:39:46,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 03:39:46,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 03:39:46,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 03:39:46,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 03:39:46,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 03:39:46,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 03:39:46,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 03:39:46,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 03:39:46,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 03:39:46,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 03:39:46,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 03:39:46,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 03:39:46,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 03:39:46,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 03:39:46,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 03:39:46,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 03:39:46,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 03:39:46,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 03:39:46,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 03:39:46,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 03:39:46,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 03:39:46,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 03:39:46,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 03:39:46,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 03:39:46,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 03:39:46,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 03:39:46,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 03:39:46,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 03:39:46,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 03:39:46,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 03:39:46,233 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 03:39:46,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 03:39:46,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 03:39:46,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 03:39:46,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 03:39:46,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 03:39:46,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 03:39:46,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 03:39:46,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 03:39:46,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 03:39:46,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 03:39:46,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 03:39:46,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 03:39:46,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 03:39:46,238 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 03:39:46,238 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 03:39:46,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 03:39:46,238 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2022-07-23 03:39:46,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 03:39:46,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 03:39:46,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 03:39:46,515 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 03:39:46,515 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 03:39:46,516 INFO L432 ainManager$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 [2022-07-23 03:39:46,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccb60c58/dd27af87eb2a44e68db95d3547e8b3b5/FLAGf73c23dd1 [2022-07-23 03:39:47,339 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 03:39:47,340 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 [2022-07-23 03:39:47,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccb60c58/dd27af87eb2a44e68db95d3547e8b3b5/FLAGf73c23dd1 [2022-07-23 03:39:47,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccb60c58/dd27af87eb2a44e68db95d3547e8b3b5 [2022-07-23 03:39:47,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 03:39:47,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 03:39:47,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 03:39:47,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 03:39:47,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 03:39:47,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:39:47" (1/1) ... [2022-07-23 03:39:47,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2caf31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:47, skipping insertion in model container [2022-07-23 03:39:47,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:39:47" (1/1) ... [2022-07-23 03:39:47,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 03:39:48,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 03:39:50,521 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] [2022-07-23 03:39:50,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2022-07-23 03:39:50,526 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] [2022-07-23 03:39:50,526 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] [2022-07-23 03:39:50,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 03:39:50,603 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 03:39:50,920 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] [2022-07-23 03:39:50,921 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] [2022-07-23 03:39:50,922 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] [2022-07-23 03:39:50,922 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] [2022-07-23 03:39:50,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 03:39:51,273 INFO L208 MainTranslator]: Completed translation [2022-07-23 03:39:51,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51 WrapperNode [2022-07-23 03:39:51,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 03:39:51,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 03:39:51,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 03:39:51,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 03:39:51,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,615 INFO L137 Inliner]: procedures = 398, calls = 3706, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 6784 [2022-07-23 03:39:51,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 03:39:51,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 03:39:51,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 03:39:51,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 03:39:51,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:51,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:52,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 03:39:52,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 03:39:52,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 03:39:52,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 03:39:52,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (1/1) ... [2022-07-23 03:39:52,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 03:39:52,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 03:39:52,044 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) [2022-07-23 03:39:52,065 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 [2022-07-23 03:39:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2022-07-23 03:39:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2022-07-23 03:39:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2022-07-23 03:39:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2022-07-23 03:39:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2022-07-23 03:39:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2022-07-23 03:39:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 03:39:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 03:39:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2022-07-23 03:39:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2022-07-23 03:39:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2022-07-23 03:39:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2022-07-23 03:39:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 03:39:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 03:39:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2022-07-23 03:39:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2022-07-23 03:39:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2022-07-23 03:39:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2022-07-23 03:39:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2022-07-23 03:39:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2022-07-23 03:39:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2022-07-23 03:39:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2022-07-23 03:39:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-23 03:39:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-23 03:39:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2022-07-23 03:39:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2022-07-23 03:39:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2022-07-23 03:39:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2022-07-23 03:39:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2022-07-23 03:39:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2022-07-23 03:39:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2022-07-23 03:39:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2022-07-23 03:39:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2022-07-23 03:39:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2022-07-23 03:39:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-23 03:39:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-23 03:39:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2022-07-23 03:39:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2022-07-23 03:39:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 03:39:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 03:39:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-23 03:39:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-23 03:39:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-23 03:39:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-23 03:39:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-23 03:39:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-23 03:39:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 03:39:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 03:39:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 03:39:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 03:39:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2022-07-23 03:39:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2022-07-23 03:39:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 03:39:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2022-07-23 03:39:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2022-07-23 03:39:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2022-07-23 03:39:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2022-07-23 03:39:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 03:39:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 03:39:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-23 03:39:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2022-07-23 03:39:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2022-07-23 03:39:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2022-07-23 03:39:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2022-07-23 03:39:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2022-07-23 03:39:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 03:39:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-07-23 03:39:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-07-23 03:39:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 03:39:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 03:39:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 03:39:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2022-07-23 03:39:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2022-07-23 03:39:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2022-07-23 03:39:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2022-07-23 03:39:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 03:39:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 03:39:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 03:39:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2022-07-23 03:39:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2022-07-23 03:39:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 03:39:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 03:39:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2022-07-23 03:39:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2022-07-23 03:39:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2022-07-23 03:39:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2022-07-23 03:39:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 03:39:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-23 03:39:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-23 03:39:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 03:39:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 03:39:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 03:39:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-23 03:39:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-23 03:39:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2022-07-23 03:39:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2022-07-23 03:39:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 03:39:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 03:39:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 03:39:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 03:39:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 03:39:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2022-07-23 03:39:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2022-07-23 03:39:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 03:39:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 03:39:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2022-07-23 03:39:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2022-07-23 03:39:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2022-07-23 03:39:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2022-07-23 03:39:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2022-07-23 03:39:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2022-07-23 03:39:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2022-07-23 03:39:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2022-07-23 03:39:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2022-07-23 03:39:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2022-07-23 03:39:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2022-07-23 03:39:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2022-07-23 03:39:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-23 03:39:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-23 03:39:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2022-07-23 03:39:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2022-07-23 03:39:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2022-07-23 03:39:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2022-07-23 03:39:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 03:39:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 03:39:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 03:39:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 03:39:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2022-07-23 03:39:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2022-07-23 03:39:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-23 03:39:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-23 03:39:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 03:39:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 03:39:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 03:39:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 03:39:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2022-07-23 03:39:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2022-07-23 03:39:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2022-07-23 03:39:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2022-07-23 03:39:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2022-07-23 03:39:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2022-07-23 03:39:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2022-07-23 03:39:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2022-07-23 03:39:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2022-07-23 03:39:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2022-07-23 03:39:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-23 03:39:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-23 03:39:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2022-07-23 03:39:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2022-07-23 03:39:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 03:39:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 03:39:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 03:39:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 03:39:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-23 03:39:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-23 03:39:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2022-07-23 03:39:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2022-07-23 03:39:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-23 03:39:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-23 03:39:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2022-07-23 03:39:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2022-07-23 03:39:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 03:39:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2022-07-23 03:39:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2022-07-23 03:39:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2022-07-23 03:39:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2022-07-23 03:39:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2022-07-23 03:39:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2022-07-23 03:39:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 03:39:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 03:39:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2022-07-23 03:39:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2022-07-23 03:39:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 03:39:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 03:39:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2022-07-23 03:39:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2022-07-23 03:39:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 03:39:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 03:39:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 03:39:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 03:39:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2022-07-23 03:39:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2022-07-23 03:39:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 03:39:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 03:39:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 03:39:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 03:39:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2022-07-23 03:39:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2022-07-23 03:39:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 03:39:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 03:39:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2022-07-23 03:39:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2022-07-23 03:39:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-07-23 03:39:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-07-23 03:39:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2022-07-23 03:39:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2022-07-23 03:39:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2022-07-23 03:39:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2022-07-23 03:39:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 03:39:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 03:39:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 03:39:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 03:39:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 03:39:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 03:39:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 03:39:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 03:39:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 03:39:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2022-07-23 03:39:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2022-07-23 03:39:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2022-07-23 03:39:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2022-07-23 03:39:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2022-07-23 03:39:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2022-07-23 03:39:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2022-07-23 03:39:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2022-07-23 03:39:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2022-07-23 03:39:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2022-07-23 03:39:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2022-07-23 03:39:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2022-07-23 03:39:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2022-07-23 03:39:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2022-07-23 03:39:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 03:39:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 03:39:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2022-07-23 03:39:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2022-07-23 03:39:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-23 03:39:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-23 03:39:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 03:39:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2022-07-23 03:39:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2022-07-23 03:39:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 03:39:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 03:39:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2022-07-23 03:39:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2022-07-23 03:39:52,982 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 03:39:52,985 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 03:39:53,262 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 03:40:00,698 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 03:40:00,823 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 03:40:00,850 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 03:40:00,853 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 03:40:00,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:40:00 BoogieIcfgContainer [2022-07-23 03:40:00,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 03:40:00,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 03:40:00,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 03:40:00,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 03:40:00,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 03:39:47" (1/3) ... [2022-07-23 03:40:00,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ede40eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:40:00, skipping insertion in model container [2022-07-23 03:40:00,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:39:51" (2/3) ... [2022-07-23 03:40:00,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ede40eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:40:00, skipping insertion in model container [2022-07-23 03:40:00,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:40:00" (3/3) ... [2022-07-23 03:40:00,873 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2022-07-23 03:40:00,885 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 03:40:00,885 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 03:40:01,055 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 03:40:01,061 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@2f696d37, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5f215955 [2022-07-23 03:40:01,061 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 03:40:01,072 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) [2022-07-23 03:40:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-07-23 03:40:01,113 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:40:01,115 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] [2022-07-23 03:40:01,115 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)] === [2022-07-23 03:40:01,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:40:01,122 INFO L85 PathProgramCache]: Analyzing trace with hash -964850951, now seen corresponding path program 1 times [2022-07-23 03:40:01,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:40:01,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381221973] [2022-07-23 03:40:01,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:40:01,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:40:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:40:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:40:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:40:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:40:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:40:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:40:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:40:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:40:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:40:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:40:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:40:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:40:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:40:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:40:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:40:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:40:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:40:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:40:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:40:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:40:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:40:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:40:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:40:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:40:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:40:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:40:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:40:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:02,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:40:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:40:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:40:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:40:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:40:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:40:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:40:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:40:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:40:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:40:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:40:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:40:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-23 03:40:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-07-23 03:40:03,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:40:03,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381221973] [2022-07-23 03:40:03,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381221973] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:40:03,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:40:03,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 03:40:03,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418889067] [2022-07-23 03:40:03,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:40:03,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 03:40:03,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:40:03,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 03:40:03,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 03:40:03,325 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) [2022-07-23 03:40:05,088 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 [] [2022-07-23 03:40:06,212 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 [] [2022-07-23 03:40:14,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:40:14,438 INFO L93 Difference]: Finished difference Result 6946 states and 10061 transitions. [2022-07-23 03:40:14,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 03:40:14,443 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 [2022-07-23 03:40:14,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:40:14,499 INFO L225 Difference]: With dead ends: 6946 [2022-07-23 03:40:14,500 INFO L226 Difference]: Without dead ends: 4666 [2022-07-23 03:40:14,523 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 [2022-07-23 03:40:14,528 INFO L413 NwaCegarLoop]: 3694 mSDtfsCounter, 3666 mSDsluCounter, 4418 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 1299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4023 SdHoareTripleChecker+Valid, 8112 SdHoareTripleChecker+Invalid, 3073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1299 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-07-23 03:40:14,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4023 Valid, 8112 Invalid, 3073 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1299 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2022-07-23 03:40:14,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4666 states. [2022-07-23 03:40:14,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4666 to 4492. [2022-07-23 03:40:14,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4492 states, 3185 states have (on average 1.293563579277865) internal successors, (4120), 3204 states have internal predecessors, (4120), 1092 states have call successors, (1092), 213 states have call predecessors, (1092), 212 states have return successors, (1088), 1078 states have call predecessors, (1088), 1088 states have call successors, (1088) [2022-07-23 03:40:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 4492 states and 6300 transitions. [2022-07-23 03:40:14,858 INFO L78 Accepts]: Start accepts. Automaton has 4492 states and 6300 transitions. Word has length 448 [2022-07-23 03:40:14,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:40:14,861 INFO L495 AbstractCegarLoop]: Abstraction has 4492 states and 6300 transitions. [2022-07-23 03:40:14,861 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) [2022-07-23 03:40:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4492 states and 6300 transitions. [2022-07-23 03:40:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-07-23 03:40:14,888 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:40:14,889 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] [2022-07-23 03:40:14,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 03:40:14,889 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)] === [2022-07-23 03:40:14,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:40:14,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1447370365, now seen corresponding path program 1 times [2022-07-23 03:40:14,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:40:14,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941222023] [2022-07-23 03:40:14,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:40:14,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:40:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:40:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:40:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:40:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:40:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:40:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:40:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:40:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:40:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:40:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:40:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:40:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:40:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:40:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:40:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:40:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:40:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:40:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:40:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:40:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:40:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:40:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:40:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:40:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:40:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:40:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:15,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:40:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:40:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:40:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:40:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:40:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:40:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:40:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:40:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:40:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:40:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:40:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:40:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:40:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:40:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 03:40:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:40:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 03:40:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 03:40:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-23 03:40:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 03:40:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-23 03:40:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-23 03:40:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-23 03:40:16,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:40:16,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941222023] [2022-07-23 03:40:16,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941222023] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:40:16,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:40:16,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 03:40:16,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832623107] [2022-07-23 03:40:16,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:40:16,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 03:40:16,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:40:16,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 03:40:16,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-23 03:40:16,525 INFO L87 Difference]: Start difference. First operand 4492 states and 6300 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) [2022-07-23 03:40:18,163 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 [] [2022-07-23 03:40:21,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:23,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:25,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:29,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:31,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:33,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:38,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:40:38,375 INFO L93 Difference]: Finished difference Result 11427 states and 16142 transitions. [2022-07-23 03:40:38,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:40:38,376 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 [2022-07-23 03:40:38,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:40:38,421 INFO L225 Difference]: With dead ends: 11427 [2022-07-23 03:40:38,421 INFO L226 Difference]: Without dead ends: 7016 [2022-07-23 03:40:38,440 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 [2022-07-23 03:40:38,444 INFO L413 NwaCegarLoop]: 3621 mSDtfsCounter, 3715 mSDsluCounter, 5981 mSDsCounter, 0 mSdLazyCounter, 3107 mSolverCounterSat, 1429 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4097 SdHoareTripleChecker+Valid, 9602 SdHoareTripleChecker+Invalid, 4537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1429 IncrementalHoareTripleChecker+Valid, 3107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-07-23 03:40:38,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4097 Valid, 9602 Invalid, 4537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1429 Valid, 3107 Invalid, 1 Unknown, 0 Unchecked, 21.4s Time] [2022-07-23 03:40:38,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7016 states. [2022-07-23 03:40:38,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7016 to 6584. [2022-07-23 03:40:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6584 states, 4684 states have (on average 1.2920580700256192) internal successors, (6052), 4715 states have internal predecessors, (6052), 1576 states have call successors, (1576), 322 states have call predecessors, (1576), 321 states have return successors, (1572), 1552 states have call predecessors, (1572), 1572 states have call successors, (1572) [2022-07-23 03:40:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 9200 transitions. [2022-07-23 03:40:38,755 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 9200 transitions. Word has length 506 [2022-07-23 03:40:38,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:40:38,759 INFO L495 AbstractCegarLoop]: Abstraction has 6584 states and 9200 transitions. [2022-07-23 03:40:38,759 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) [2022-07-23 03:40:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 9200 transitions. [2022-07-23 03:40:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2022-07-23 03:40:38,778 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:40:38,779 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] [2022-07-23 03:40:38,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 03:40:38,780 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)] === [2022-07-23 03:40:38,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:40:38,780 INFO L85 PathProgramCache]: Analyzing trace with hash -176062443, now seen corresponding path program 1 times [2022-07-23 03:40:38,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:40:38,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101360956] [2022-07-23 03:40:38,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:40:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:40:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:40:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:40:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:40:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:40:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:40:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:40:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:40:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:40:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:40:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:40:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:40:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:40:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:40:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:40:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:40:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:40:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:40:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:40:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:40:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:40:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:40:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:40:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:40:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:40:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:40:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:40:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:40:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:40:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:40:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:40:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:40:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:40:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:40:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:40:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:40:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:40:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:40:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:40:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:39,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:40:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:40:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:40:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-23 03:40:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:40:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 03:40:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-23 03:40:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-23 03:40:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2022-07-23 03:40:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-23 03:40:40,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:40:40,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101360956] [2022-07-23 03:40:40,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101360956] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:40:40,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:40:40,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 03:40:40,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797757048] [2022-07-23 03:40:40,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:40:40,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 03:40:40,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:40:40,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 03:40:40,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-23 03:40:40,135 INFO L87 Difference]: Start difference. First operand 6584 states and 9200 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) [2022-07-23 03:40:43,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:46,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:49,601 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 [] [2022-07-23 03:40:53,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:40:53,606 INFO L93 Difference]: Finished difference Result 17978 states and 25300 transitions. [2022-07-23 03:40:53,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:40:53,611 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 [2022-07-23 03:40:53,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:40:53,688 INFO L225 Difference]: With dead ends: 17978 [2022-07-23 03:40:53,688 INFO L226 Difference]: Without dead ends: 11475 [2022-07-23 03:40:53,723 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 [2022-07-23 03:40:53,728 INFO L413 NwaCegarLoop]: 3679 mSDtfsCounter, 4541 mSDsluCounter, 4371 mSDsCounter, 0 mSdLazyCounter, 2072 mSolverCounterSat, 2576 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4921 SdHoareTripleChecker+Valid, 8050 SdHoareTripleChecker+Invalid, 4649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2576 IncrementalHoareTripleChecker+Valid, 2072 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-07-23 03:40:53,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4921 Valid, 8050 Invalid, 4649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2576 Valid, 2072 Invalid, 1 Unknown, 0 Unchecked, 13.0s Time] [2022-07-23 03:40:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11475 states. [2022-07-23 03:40:54,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11475 to 10771. [2022-07-23 03:40:54,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10771 states, 7685 states have (on average 1.2906961613532857) internal successors, (9919), 7740 states have internal predecessors, (9919), 2544 states have call successors, (2544), 540 states have call predecessors, (2544), 539 states have return successors, (2540), 2500 states have call predecessors, (2540), 2540 states have call successors, (2540) [2022-07-23 03:40:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10771 states to 10771 states and 15003 transitions. [2022-07-23 03:40:54,197 INFO L78 Accepts]: Start accepts. Automaton has 10771 states and 15003 transitions. Word has length 512 [2022-07-23 03:40:54,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:40:54,198 INFO L495 AbstractCegarLoop]: Abstraction has 10771 states and 15003 transitions. [2022-07-23 03:40:54,199 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) [2022-07-23 03:40:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 10771 states and 15003 transitions. [2022-07-23 03:40:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-07-23 03:40:54,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:40:54,217 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] [2022-07-23 03:40:54,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 03:40:54,218 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-07-23 03:40:54,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:40:54,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1255023239, now seen corresponding path program 1 times [2022-07-23 03:40:54,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:40:54,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803251679] [2022-07-23 03:40:54,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:40:54,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:40:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:40:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:40:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:40:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:40:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:40:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:40:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:40:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:40:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:40:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:40:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:40:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:40:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:40:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:40:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:40:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:40:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:40:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:40:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:40:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:40:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:54,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:40:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:40:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:40:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:40:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:40:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:40:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:40:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:40:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:40:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:40:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:40:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:40:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:40:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:40:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:40:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:40:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:40:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:40:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:40:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-23 03:40:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-23 03:40:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-23 03:40:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-23 03:40:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-23 03:40:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-23 03:40:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:40:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-23 03:40:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 03:40:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:40:55,461 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-23 03:40:55,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:40:55,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803251679] [2022-07-23 03:40:55,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803251679] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:40:55,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:40:55,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 03:40:55,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546202399] [2022-07-23 03:40:55,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:40:55,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 03:40:55,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:40:55,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 03:40:55,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-23 03:40:55,466 INFO L87 Difference]: Start difference. First operand 10771 states and 15003 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) [2022-07-23 03:40:56,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:40:59,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:01,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:06,339 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 [] [2022-07-23 03:41:08,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:41:08,942 INFO L93 Difference]: Finished difference Result 30169 states and 42181 transitions. [2022-07-23 03:41:08,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:41:08,942 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 [2022-07-23 03:41:08,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:41:09,027 INFO L225 Difference]: With dead ends: 30169 [2022-07-23 03:41:09,027 INFO L226 Difference]: Without dead ends: 19479 [2022-07-23 03:41:09,069 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 [2022-07-23 03:41:09,070 INFO L413 NwaCegarLoop]: 3921 mSDtfsCounter, 4357 mSDsluCounter, 4544 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 2364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4715 SdHoareTripleChecker+Valid, 8465 SdHoareTripleChecker+Invalid, 4438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2364 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-07-23 03:41:09,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4715 Valid, 8465 Invalid, 4438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2364 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2022-07-23 03:41:09,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19479 states. [2022-07-23 03:41:09,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19479 to 18241. [2022-07-23 03:41:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18241 states, 13078 states have (on average 1.28612937758067) internal successors, (16820), 13156 states have internal predecessors, (16820), 4208 states have call successors, (4208), 953 states have call predecessors, (4208), 952 states have return successors, (4204), 4149 states have call predecessors, (4204), 4204 states have call successors, (4204) [2022-07-23 03:41:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18241 states to 18241 states and 25232 transitions. [2022-07-23 03:41:09,756 INFO L78 Accepts]: Start accepts. Automaton has 18241 states and 25232 transitions. Word has length 513 [2022-07-23 03:41:09,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:41:09,759 INFO L495 AbstractCegarLoop]: Abstraction has 18241 states and 25232 transitions. [2022-07-23 03:41:09,759 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) [2022-07-23 03:41:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 18241 states and 25232 transitions. [2022-07-23 03:41:09,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2022-07-23 03:41:09,773 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:41:09,773 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] [2022-07-23 03:41:09,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 03:41:09,774 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-07-23 03:41:09,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:41:09,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1086179982, now seen corresponding path program 1 times [2022-07-23 03:41:09,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:41:09,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053256475] [2022-07-23 03:41:09,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:41:09,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:41:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:41:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:41:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:41:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:41:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:41:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:41:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:41:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:41:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:41:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:41:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:41:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:41:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:41:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:41:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:41:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:41:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:41:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:41:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:41:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:41:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:41:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:41:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:41:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:41:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:41:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:41:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:41:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:41:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:41:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:41:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:41:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:41:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:41:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:10,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:41:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:41:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:41:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:41:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:41:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:41:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-23 03:41:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-07-23 03:41:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-23 03:41:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-23 03:41:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 03:41:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-23 03:41:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-23 03:41:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-23 03:41:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2022-07-23 03:41:11,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:41:11,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053256475] [2022-07-23 03:41:11,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053256475] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:41:11,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:41:11,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 03:41:11,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624741222] [2022-07-23 03:41:11,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:41:11,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 03:41:11,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:41:11,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 03:41:11,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-23 03:41:11,218 INFO L87 Difference]: Start difference. First operand 18241 states and 25232 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) [2022-07-23 03:41:14,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:18,803 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 [] [2022-07-23 03:41:23,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:41:23,448 INFO L93 Difference]: Finished difference Result 53538 states and 74519 transitions. [2022-07-23 03:41:23,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:41:23,451 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 [2022-07-23 03:41:23,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:41:23,625 INFO L225 Difference]: With dead ends: 53538 [2022-07-23 03:41:23,625 INFO L226 Difference]: Without dead ends: 35378 [2022-07-23 03:41:23,700 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 [2022-07-23 03:41:23,700 INFO L413 NwaCegarLoop]: 4434 mSDtfsCounter, 4259 mSDsluCounter, 4907 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 2212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4642 SdHoareTripleChecker+Valid, 9341 SdHoareTripleChecker+Invalid, 4400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2212 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-07-23 03:41:23,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4642 Valid, 9341 Invalid, 4400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2212 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2022-07-23 03:41:23,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35378 states. [2022-07-23 03:41:25,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35378 to 33231. [2022-07-23 03:41:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33231 states, 23851 states have (on average 1.2838036141042304) internal successors, (30620), 24005 states have internal predecessors, (30620), 7616 states have call successors, (7616), 1762 states have call predecessors, (7616), 1761 states have return successors, (7612), 7497 states have call predecessors, (7612), 7612 states have call successors, (7612) [2022-07-23 03:41:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33231 states to 33231 states and 45848 transitions. [2022-07-23 03:41:25,497 INFO L78 Accepts]: Start accepts. Automaton has 33231 states and 45848 transitions. Word has length 514 [2022-07-23 03:41:25,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:41:25,498 INFO L495 AbstractCegarLoop]: Abstraction has 33231 states and 45848 transitions. [2022-07-23 03:41:25,499 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) [2022-07-23 03:41:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 33231 states and 45848 transitions. [2022-07-23 03:41:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-23 03:41:25,509 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:41:25,509 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] [2022-07-23 03:41:25,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 03:41:25,510 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-07-23 03:41:25,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:41:25,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1798429971, now seen corresponding path program 1 times [2022-07-23 03:41:25,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:41:25,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100229071] [2022-07-23 03:41:25,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:41:25,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:41:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:41:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:41:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:41:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:41:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:41:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:41:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:41:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:41:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:41:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:41:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:41:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:41:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:41:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:41:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:41:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:41:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:41:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:41:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:41:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:41:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:41:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:41:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:41:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:41:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:41:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:41:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:41:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:41:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:41:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:41:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:41:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:41:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:41:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:41:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:41:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:41:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:41:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:41:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:41:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 03:41:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:41:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:41:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:41:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-23 03:41:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 03:41:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 03:41:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6837 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6825 trivial. 0 not checked. [2022-07-23 03:41:26,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:41:26,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100229071] [2022-07-23 03:41:26,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100229071] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:41:26,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:41:26,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 03:41:26,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154391595] [2022-07-23 03:41:26,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:41:26,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 03:41:26,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:41:26,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 03:41:26,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 03:41:26,844 INFO L87 Difference]: Start difference. First operand 33231 states and 45848 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) [2022-07-23 03:41:28,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:30,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:32,172 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:33,630 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:36,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:39,228 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:41,816 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:43,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:44,868 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:45,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:41:50,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:41:50,639 INFO L93 Difference]: Finished difference Result 98176 states and 136100 transitions. [2022-07-23 03:41:50,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 03:41:50,640 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 [2022-07-23 03:41:50,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:41:51,160 INFO L225 Difference]: With dead ends: 98176 [2022-07-23 03:41:51,160 INFO L226 Difference]: Without dead ends: 66426 [2022-07-23 03:41:51,304 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 [2022-07-23 03:41:51,305 INFO L413 NwaCegarLoop]: 6142 mSDtfsCounter, 3181 mSDsluCounter, 5958 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 762 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3536 SdHoareTripleChecker+Valid, 12100 SdHoareTripleChecker+Invalid, 2641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 762 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2022-07-23 03:41:51,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3536 Valid, 12100 Invalid, 2641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [762 Valid, 1877 Invalid, 2 Unknown, 0 Unchecked, 22.2s Time] [2022-07-23 03:41:51,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66426 states. [2022-07-23 03:41:53,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66426 to 63816. [2022-07-23 03:41:53,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63816 states, 45873 states have (on average 1.284917053604517) internal successors, (58943), 46099 states have internal predecessors, (58943), 14560 states have call successors, (14560), 3381 states have call predecessors, (14560), 3380 states have return successors, (14556), 14401 states have call predecessors, (14556), 14556 states have call successors, (14556) [2022-07-23 03:41:54,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63816 states to 63816 states and 88059 transitions. [2022-07-23 03:41:54,456 INFO L78 Accepts]: Start accepts. Automaton has 63816 states and 88059 transitions. Word has length 507 [2022-07-23 03:41:54,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:41:54,458 INFO L495 AbstractCegarLoop]: Abstraction has 63816 states and 88059 transitions. [2022-07-23 03:41:54,458 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) [2022-07-23 03:41:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 63816 states and 88059 transitions. [2022-07-23 03:41:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-23 03:41:54,469 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:41:54,469 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] [2022-07-23 03:41:54,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 03:41:54,469 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-07-23 03:41:54,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:41:54,470 INFO L85 PathProgramCache]: Analyzing trace with hash -573309291, now seen corresponding path program 1 times [2022-07-23 03:41:54,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:41:54,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164563668] [2022-07-23 03:41:54,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:41:54,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:41:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:41:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:41:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:41:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:41:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:41:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:41:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:41:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:41:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:41:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:41:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:41:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:41:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:41:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:41:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:41:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:41:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:41:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:41:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:41:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:41:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:41:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:41:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:41:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:41:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:41:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:41:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:55,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:41:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:41:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:41:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:41:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:41:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:41:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:41:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:41:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:41:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:41:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:41:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:41:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:41:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 03:41:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:41:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:41:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:41:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:41:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-23 03:41:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 03:41:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 03:41:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:41:56,305 INFO L134 CoverageAnalysis]: Checked inductivity of 6837 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6837 trivial. 0 not checked. [2022-07-23 03:41:56,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:41:56,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164563668] [2022-07-23 03:41:56,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164563668] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:41:56,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:41:56,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 03:41:56,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394398387] [2022-07-23 03:41:56,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:41:56,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 03:41:56,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:41:56,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 03:41:56,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 03:41:56,308 INFO L87 Difference]: Start difference. First operand 63816 states and 88059 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) [2022-07-23 03:41:58,870 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 [] [2022-07-23 03:42:02,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:03,799 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:05,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:10,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:42:10,752 INFO L93 Difference]: Finished difference Result 69864 states and 96030 transitions. [2022-07-23 03:42:10,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 03:42:10,753 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 [2022-07-23 03:42:10,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:42:11,194 INFO L225 Difference]: With dead ends: 69864 [2022-07-23 03:42:11,195 INFO L226 Difference]: Without dead ends: 69862 [2022-07-23 03:42:11,249 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 [2022-07-23 03:42:11,251 INFO L413 NwaCegarLoop]: 3271 mSDtfsCounter, 3244 mSDsluCounter, 7027 mSDsCounter, 0 mSdLazyCounter, 2329 mSolverCounterSat, 765 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3560 SdHoareTripleChecker+Valid, 10298 SdHoareTripleChecker+Invalid, 3095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 765 IncrementalHoareTripleChecker+Valid, 2329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-07-23 03:42:11,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3560 Valid, 10298 Invalid, 3095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [765 Valid, 2329 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-07-23 03:42:11,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69862 states. [2022-07-23 03:42:13,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69862 to 67252. [2022-07-23 03:42:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67252 states, 48120 states have (on average 1.2777847049044055) internal successors, (61487), 48346 states have internal predecessors, (61487), 15220 states have call successors, (15220), 3910 states have call predecessors, (15220), 3909 states have return successors, (15216), 15061 states have call predecessors, (15216), 15216 states have call successors, (15216) [2022-07-23 03:42:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67252 states to 67252 states and 91923 transitions. [2022-07-23 03:42:14,218 INFO L78 Accepts]: Start accepts. Automaton has 67252 states and 91923 transitions. Word has length 507 [2022-07-23 03:42:14,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:42:14,220 INFO L495 AbstractCegarLoop]: Abstraction has 67252 states and 91923 transitions. [2022-07-23 03:42:14,220 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) [2022-07-23 03:42:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand 67252 states and 91923 transitions. [2022-07-23 03:42:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2022-07-23 03:42:14,232 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:42:14,232 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] [2022-07-23 03:42:14,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 03:42:14,232 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)] === [2022-07-23 03:42:14,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:42:14,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1285192245, now seen corresponding path program 1 times [2022-07-23 03:42:14,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:42:14,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039897903] [2022-07-23 03:42:14,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:42:14,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:42:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:14,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:42:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:42:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:42:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:42:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:42:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:42:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:42:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:42:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:42:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:42:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:42:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:42:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:42:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:42:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:42:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:42:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:42:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:42:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:42:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:42:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:42:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:42:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:42:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:42:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:42:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:42:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:42:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:42:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:42:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:42:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:42:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:42:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:42:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:42:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:42:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:42:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:42:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:42:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:42:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 03:42:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:42:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:42:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:42:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-23 03:42:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 03:42:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:15,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 03:42:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:16,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-23 03:42:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6839 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6837 trivial. 0 not checked. [2022-07-23 03:42:16,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:42:16,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039897903] [2022-07-23 03:42:16,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039897903] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:42:16,021 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:42:16,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 03:42:16,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708803432] [2022-07-23 03:42:16,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:42:16,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 03:42:16,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:42:16,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 03:42:16,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 03:42:16,024 INFO L87 Difference]: Start difference. First operand 67252 states and 91923 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) [2022-07-23 03:42:17,628 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 [] [2022-07-23 03:42:19,641 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:21,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:23,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:25,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:26,139 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:27,375 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:28,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:29,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:34,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:42:34,786 INFO L93 Difference]: Finished difference Result 69864 states and 96031 transitions. [2022-07-23 03:42:34,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:42:34,787 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 [2022-07-23 03:42:34,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:42:35,182 INFO L225 Difference]: With dead ends: 69864 [2022-07-23 03:42:35,183 INFO L226 Difference]: Without dead ends: 69862 [2022-07-23 03:42:35,222 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 [2022-07-23 03:42:35,223 INFO L413 NwaCegarLoop]: 3185 mSDtfsCounter, 3290 mSDsluCounter, 6806 mSDsCounter, 0 mSdLazyCounter, 2119 mSolverCounterSat, 762 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3607 SdHoareTripleChecker+Valid, 9991 SdHoareTripleChecker+Invalid, 2883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 762 IncrementalHoareTripleChecker+Valid, 2119 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-07-23 03:42:35,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3607 Valid, 9991 Invalid, 2883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [762 Valid, 2119 Invalid, 2 Unknown, 0 Unchecked, 17.1s Time] [2022-07-23 03:42:35,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69862 states. [2022-07-23 03:42:37,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69862 to 67256. [2022-07-23 03:42:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67256 states, 48123 states have (on average 1.2777673877355942) internal successors, (61490), 48349 states have internal predecessors, (61490), 15220 states have call successors, (15220), 3911 states have call predecessors, (15220), 3910 states have return successors, (15216), 15061 states have call predecessors, (15216), 15216 states have call successors, (15216) [2022-07-23 03:42:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67256 states to 67256 states and 91926 transitions. [2022-07-23 03:42:37,880 INFO L78 Accepts]: Start accepts. Automaton has 67256 states and 91926 transitions. Word has length 512 [2022-07-23 03:42:37,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:42:37,880 INFO L495 AbstractCegarLoop]: Abstraction has 67256 states and 91926 transitions. [2022-07-23 03:42:37,881 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) [2022-07-23 03:42:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 67256 states and 91926 transitions. [2022-07-23 03:42:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2022-07-23 03:42:37,894 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:42:37,894 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 38, 38, 38, 38, 38, 38, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 03:42:37,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-23 03:42:37,895 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)] === [2022-07-23 03:42:37,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:42:37,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1759331069, now seen corresponding path program 1 times [2022-07-23 03:42:37,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:42:37,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003163213] [2022-07-23 03:42:37,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:42:37,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:42:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:42:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:42:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:42:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:42:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:42:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:42:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:42:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:42:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:42:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:42:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:42:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:42:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:42:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:42:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:42:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:42:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:42:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:42:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:42:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:42:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:42:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:42:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:42:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:42:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:42:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:42:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:42:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:42:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:42:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:42:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:42:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:42:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:42:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:42:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:42:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:38,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:42:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:42:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:42:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:42:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 03:42:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:42:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:42:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:42:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:42:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-23 03:42:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 03:42:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-07-23 03:42:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2022-07-23 03:42:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 03:42:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-23 03:42:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-23 03:42:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:42:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6855 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6845 trivial. 0 not checked. [2022-07-23 03:42:39,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:42:39,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003163213] [2022-07-23 03:42:39,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003163213] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:42:39,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:42:39,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 03:42:39,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249786608] [2022-07-23 03:42:39,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:42:39,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 03:42:39,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:42:39,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 03:42:39,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 03:42:39,184 INFO L87 Difference]: Start difference. First operand 67256 states and 91926 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, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-23 03:42:41,228 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:43,240 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:45,254 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:48,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:51,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:54,133 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:55,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:56,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:58,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:42:59,571 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:09,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:43:09,948 INFO L93 Difference]: Finished difference Result 166581 states and 228968 transitions. [2022-07-23 03:43:09,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 03:43:09,948 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, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 527 [2022-07-23 03:43:09,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:43:10,583 INFO L225 Difference]: With dead ends: 166581 [2022-07-23 03:43:10,584 INFO L226 Difference]: Without dead ends: 100910 [2022-07-23 03:43:10,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-23 03:43:10,803 INFO L413 NwaCegarLoop]: 5552 mSDtfsCounter, 3971 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 6052 mSolverCounterSat, 2375 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4459 SdHoareTripleChecker+Valid, 9921 SdHoareTripleChecker+Invalid, 8429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2375 IncrementalHoareTripleChecker+Valid, 6052 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-07-23 03:43:10,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 9921 Invalid, 8429 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2375 Valid, 6052 Invalid, 2 Unknown, 0 Unchecked, 27.5s Time] [2022-07-23 03:43:10,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100910 states. [2022-07-23 03:43:14,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100910 to 96977. [2022-07-23 03:43:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96977 states, 69457 states have (on average 1.2799429863080756) internal successors, (88901), 69755 states have internal predecessors, (88901), 22004 states have call successors, (22004), 5514 states have call predecessors, (22004), 5513 states have return successors, (22000), 21805 states have call predecessors, (22000), 22000 states have call successors, (22000) [2022-07-23 03:43:14,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96977 states to 96977 states and 132905 transitions. [2022-07-23 03:43:14,851 INFO L78 Accepts]: Start accepts. Automaton has 96977 states and 132905 transitions. Word has length 527 [2022-07-23 03:43:14,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 03:43:14,852 INFO L495 AbstractCegarLoop]: Abstraction has 96977 states and 132905 transitions. [2022-07-23 03:43:14,852 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, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-23 03:43:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 96977 states and 132905 transitions. [2022-07-23 03:43:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2022-07-23 03:43:14,865 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 03:43:14,865 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] [2022-07-23 03:43:14,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-23 03:43:14,866 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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)] === [2022-07-23 03:43:14,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 03:43:14,866 INFO L85 PathProgramCache]: Analyzing trace with hash 516774485, now seen corresponding path program 1 times [2022-07-23 03:43:14,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 03:43:14,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431945773] [2022-07-23 03:43:14,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 03:43:14,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 03:43:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 03:43:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 03:43:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 03:43:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 03:43:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 03:43:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 03:43:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 03:43:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 03:43:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 03:43:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 03:43:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 03:43:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 03:43:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 03:43:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 03:43:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 03:43:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 03:43:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 03:43:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 03:43:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 03:43:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 03:43:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 03:43:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 03:43:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 03:43:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 03:43:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 03:43:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 03:43:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 03:43:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 03:43:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 03:43:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 03:43:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 03:43:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 03:43:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 03:43:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 03:43:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-23 03:43:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 03:43:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-23 03:43:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-23 03:43:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-23 03:43:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 03:43:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-23 03:43:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-23 03:43:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 03:43:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 03:43:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-23 03:43:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 03:43:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 03:43:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-23 03:43:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-23 03:43:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 03:43:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6845 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6841 trivial. 0 not checked. [2022-07-23 03:43:16,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 03:43:16,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431945773] [2022-07-23 03:43:16,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431945773] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 03:43:16,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 03:43:16,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 03:43:16,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540678095] [2022-07-23 03:43:16,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 03:43:16,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 03:43:16,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 03:43:16,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 03:43:16,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 03:43:16,428 INFO L87 Difference]: Start difference. First operand 96977 states and 132905 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) [2022-07-23 03:43:18,058 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:20,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:21,499 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:22,615 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:25,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:26,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 03:43:33,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 03:43:33,512 INFO L93 Difference]: Finished difference Result 100878 states and 139024 transitions. [2022-07-23 03:43:33,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 03:43:33,512 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 [2022-07-23 03:43:33,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 03:43:34,045 INFO L225 Difference]: With dead ends: 100878 [2022-07-23 03:43:34,046 INFO L226 Difference]: Without dead ends: 100874 [2022-07-23 03:43:34,098 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 [2022-07-23 03:43:34,099 INFO L413 NwaCegarLoop]: 3185 mSDtfsCounter, 3290 mSDsluCounter, 6806 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 761 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3607 SdHoareTripleChecker+Valid, 9991 SdHoareTripleChecker+Invalid, 2882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 761 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2022-07-23 03:43:34,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3607 Valid, 9991 Invalid, 2882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [761 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 14.5s Time] [2022-07-23 03:43:34,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100874 states.