./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.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 ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 15:23:45,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:23:45,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:23:45,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:23:45,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:23:45,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:23:45,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:23:45,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:23:45,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:23:45,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:23:45,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:23:45,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:23:45,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:23:45,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:23:45,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:23:45,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:23:45,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:23:45,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:23:45,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:23:45,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:23:45,413 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:23:45,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:23:45,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:23:45,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:23:45,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:23:45,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:23:45,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:23:45,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:23:45,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:23:45,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:23:45,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:23:45,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:23:45,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:23:45,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:23:45,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:23:45,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:23:45,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:23:45,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:23:45,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:23:45,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:23:45,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:23:45,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:23:45,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 15:23:45,450 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:23:45,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:23:45,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:23:45,455 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:23:45,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:23:45,455 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:23:45,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:23:45,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:23:45,456 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:23:45,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:23:45,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 15:23:45,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:23:45,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:23:45,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:23:45,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:23:45,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:23:45,458 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:23:45,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:23:45,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:23:45,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:23:45,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:23:45,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:23:45,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:23:45,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:23:45,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:23:45,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 15:23:45,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 15:23:45,461 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:23:45,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:23:45,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:23:45,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 [2022-07-12 15:23:45,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:23:45,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:23:45,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:23:45,689 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:23:45,689 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:23:45,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-07-12 15:23:45,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfe5924c/65fef89ade8c4409bc288ace1cf48d21/FLAG10ddcda63 [2022-07-12 15:23:46,516 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:23:46,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-07-12 15:23:46,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfe5924c/65fef89ade8c4409bc288ace1cf48d21/FLAG10ddcda63 [2022-07-12 15:23:46,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfe5924c/65fef89ade8c4409bc288ace1cf48d21 [2022-07-12 15:23:46,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:23:46,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:23:46,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:23:46,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:23:46,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:23:46,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:23:46" (1/1) ... [2022-07-12 15:23:46,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70462f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:46, skipping insertion in model container [2022-07-12 15:23:46,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:23:46" (1/1) ... [2022-07-12 15:23:46,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:23:46,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:23:49,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-07-12 15:23:49,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-07-12 15:23:49,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-07-12 15:23:49,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-07-12 15:23:49,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:23:49,939 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:23:50,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-07-12 15:23:50,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-07-12 15:23:50,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-07-12 15:23:50,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-07-12 15:23:50,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:23:50,430 INFO L208 MainTranslator]: Completed translation [2022-07-12 15:23:50,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50 WrapperNode [2022-07-12 15:23:50,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 15:23:50,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 15:23:50,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 15:23:50,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 15:23:50,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:50,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:50,861 INFO L137 Inliner]: procedures = 553, calls = 3557, calls flagged for inlining = 272, calls inlined = 248, statements flattened = 8928 [2022-07-12 15:23:50,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 15:23:50,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 15:23:50,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 15:23:50,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 15:23:50,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:50,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:50,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:50,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:51,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:51,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:51,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:51,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 15:23:51,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 15:23:51,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 15:23:51,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 15:23:51,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (1/1) ... [2022-07-12 15:23:51,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:23:51,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 15:23:51,321 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) [2022-07-12 15:23:51,324 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 [2022-07-12 15:23:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2022-07-12 15:23:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2022-07-12 15:23:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2022-07-12 15:23:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2022-07-12 15:23:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 15:23:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 15:23:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2022-07-12 15:23:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2022-07-12 15:23:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2022-07-12 15:23:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2022-07-12 15:23:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 15:23:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 15:23:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 15:23:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 15:23:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2022-07-12 15:23:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2022-07-12 15:23:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2022-07-12 15:23:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2022-07-12 15:23:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:23:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:23:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-12 15:23:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-12 15:23:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2022-07-12 15:23:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2022-07-12 15:23:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2022-07-12 15:23:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2022-07-12 15:23:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2022-07-12 15:23:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2022-07-12 15:23:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2022-07-12 15:23:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2022-07-12 15:23:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2022-07-12 15:23:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2022-07-12 15:23:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2022-07-12 15:23:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2022-07-12 15:23:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2022-07-12 15:23:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2022-07-12 15:23:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2022-07-12 15:23:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2022-07-12 15:23:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2022-07-12 15:23:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2022-07-12 15:23:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_48 [2022-07-12 15:23:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_48 [2022-07-12 15:23:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_57 [2022-07-12 15:23:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_57 [2022-07-12 15:23:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2022-07-12 15:23:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2022-07-12 15:23:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-12 15:23:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2022-07-12 15:23:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2022-07-12 15:23:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2022-07-12 15:23:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2022-07-12 15:23:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 15:23:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 15:23:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-12 15:23:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-12 15:23:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 15:23:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 15:23:51,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 15:23:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2022-07-12 15:23:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2022-07-12 15:23:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-12 15:23:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-12 15:23:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2022-07-12 15:23:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2022-07-12 15:23:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 15:23:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 15:23:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 15:23:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 15:23:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-07-12 15:23:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-07-12 15:23:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2022-07-12 15:23:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2022-07-12 15:23:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2022-07-12 15:23:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2022-07-12 15:23:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-12 15:23:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-12 15:23:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2022-07-12 15:23:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2022-07-12 15:23:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 15:23:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 15:23:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_54 [2022-07-12 15:23:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_54 [2022-07-12 15:23:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2022-07-12 15:23:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2022-07-12 15:23:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 15:23:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-12 15:23:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-12 15:23:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-07-12 15:23:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-07-12 15:23:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2022-07-12 15:23:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2022-07-12 15:23:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2022-07-12 15:23:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2022-07-12 15:23:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 15:23:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 15:23:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 15:23:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2022-07-12 15:23:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2022-07-12 15:23:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2022-07-12 15:23:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2022-07-12 15:23:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 15:23:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2022-07-12 15:23:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2022-07-12 15:23:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2022-07-12 15:23:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2022-07-12 15:23:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 15:23:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 15:23:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2022-07-12 15:23:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2022-07-12 15:23:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2022-07-12 15:23:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2022-07-12 15:23:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2022-07-12 15:23:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2022-07-12 15:23:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 15:23:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 15:23:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 15:23:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 15:23:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2022-07-12 15:23:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2022-07-12 15:23:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-12 15:23:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-12 15:23:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2022-07-12 15:23:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2022-07-12 15:23:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2022-07-12 15:23:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2022-07-12 15:23:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:23:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:23:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 15:23:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-12 15:23:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-12 15:23:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 15:23:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 15:23:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 15:23:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 15:23:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-12 15:23:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-12 15:23:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 15:23:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 15:23:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-12 15:23:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 15:23:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 15:23:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2022-07-12 15:23:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2022-07-12 15:23:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-12 15:23:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-12 15:23:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2022-07-12 15:23:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2022-07-12 15:23:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2022-07-12 15:23:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2022-07-12 15:23:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2022-07-12 15:23:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2022-07-12 15:23:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-12 15:23:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-12 15:23:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 15:23:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 15:23:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2022-07-12 15:23:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2022-07-12 15:23:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-12 15:23:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-12 15:23:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2022-07-12 15:23:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2022-07-12 15:23:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2022-07-12 15:23:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2022-07-12 15:23:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2022-07-12 15:23:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2022-07-12 15:23:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 15:23:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 15:23:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2022-07-12 15:23:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2022-07-12 15:23:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-12 15:23:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-12 15:23:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2022-07-12 15:23:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2022-07-12 15:23:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-12 15:23:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-12 15:23:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2022-07-12 15:23:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2022-07-12 15:23:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-07-12 15:23:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-07-12 15:23:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 15:23:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 15:23:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2022-07-12 15:23:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2022-07-12 15:23:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 15:23:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 15:23:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2022-07-12 15:23:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2022-07-12 15:23:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:23:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:23:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-07-12 15:23:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-07-12 15:23:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 15:23:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 15:23:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-12 15:23:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-12 15:23:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2022-07-12 15:23:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2022-07-12 15:23:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2022-07-12 15:23:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2022-07-12 15:23:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-07-12 15:23:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-07-12 15:23:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-12 15:23:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-12 15:23:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2022-07-12 15:23:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2022-07-12 15:23:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2022-07-12 15:23:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2022-07-12 15:23:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 15:23:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-12 15:23:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-12 15:23:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 15:23:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 15:23:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2022-07-12 15:23:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2022-07-12 15:23:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2022-07-12 15:23:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2022-07-12 15:23:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 15:23:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 15:23:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2022-07-12 15:23:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2022-07-12 15:23:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2022-07-12 15:23:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-07-12 15:23:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-12 15:23:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-12 15:23:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2022-07-12 15:23:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2022-07-12 15:23:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2022-07-12 15:23:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 15:23:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 15:23:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-12 15:23:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-07-12 15:23:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-07-12 15:23:52,316 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 15:23:52,319 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 15:23:52,493 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 15:23:52,884 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2022-07-12 15:23:58,097 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 15:23:58,262 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 15:23:58,283 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 15:23:58,284 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-12 15:23:58,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:23:58 BoogieIcfgContainer [2022-07-12 15:23:58,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 15:23:58,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 15:23:58,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 15:23:58,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 15:23:58,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:23:46" (1/3) ... [2022-07-12 15:23:58,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43157ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:23:58, skipping insertion in model container [2022-07-12 15:23:58,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:23:50" (2/3) ... [2022-07-12 15:23:58,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43157ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:23:58, skipping insertion in model container [2022-07-12 15:23:58,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:23:58" (3/3) ... [2022-07-12 15:23:58,296 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-07-12 15:23:58,307 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 15:23:58,307 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-07-12 15:23:58,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 15:23:58,391 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@4b81a971, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@70281910 [2022-07-12 15:23:58,391 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-07-12 15:23:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 3232 states, 2147 states have (on average 1.305542617605962) internal successors, (2803), 2200 states have internal predecessors, (2803), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) [2022-07-12 15:23:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-12 15:23:58,424 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:23:58,425 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:23:58,426 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:23:58,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:23:58,429 INFO L85 PathProgramCache]: Analyzing trace with hash 937309146, now seen corresponding path program 1 times [2022-07-12 15:23:58,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:23:58,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379622650] [2022-07-12 15:23:58,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:23:58,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:23:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:23:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:23:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:23:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:23:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:23:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:23:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:23:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:23:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:23:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:23:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:23:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:23:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:23:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:23:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:23:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:23:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:23:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:23:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:23:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:23:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:23:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:23:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:23:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:23:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:23:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:23:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:23:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:23:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:23:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:23:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:23:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:23:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:23:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:23:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:23:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:23:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:23:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:23:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:23:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:23:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:23:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:23:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:23:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:23:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:23:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:23:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-07-12 15:23:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:23:59,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-07-12 15:23:59,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:23:59,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379622650] [2022-07-12 15:23:59,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379622650] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:23:59,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:23:59,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:23:59,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907451352] [2022-07-12 15:23:59,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:23:59,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:23:59,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:23:59,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:23:59,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:23:59,885 INFO L87 Difference]: Start difference. First operand has 3232 states, 2147 states have (on average 1.305542617605962) internal successors, (2803), 2200 states have internal predecessors, (2803), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-07-12 15:24:02,733 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 [] [2022-07-12 15:24:06,458 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 [] [2022-07-12 15:24:09,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:24:09,770 INFO L93 Difference]: Finished difference Result 9443 states and 14078 transitions. [2022-07-12 15:24:09,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:24:09,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 516 [2022-07-12 15:24:09,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:24:09,830 INFO L225 Difference]: With dead ends: 9443 [2022-07-12 15:24:09,830 INFO L226 Difference]: Without dead ends: 6288 [2022-07-12 15:24:09,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:09,860 INFO L413 NwaCegarLoop]: 5060 mSDtfsCounter, 4894 mSDsluCounter, 5167 mSDsCounter, 0 mSdLazyCounter, 3163 mSolverCounterSat, 2190 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5594 SdHoareTripleChecker+Valid, 10227 SdHoareTripleChecker+Invalid, 5355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2190 IncrementalHoareTripleChecker+Valid, 3163 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:24:09,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5594 Valid, 10227 Invalid, 5355 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2190 Valid, 3163 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2022-07-12 15:24:09,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6288 states. [2022-07-12 15:24:10,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6288 to 6168. [2022-07-12 15:24:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6168 states, 4110 states have (on average 1.2781021897810219) internal successors, (5253), 4209 states have internal predecessors, (5253), 1730 states have call successors, (1730), 325 states have call predecessors, (1730), 324 states have return successors, (1726), 1714 states have call predecessors, (1726), 1726 states have call successors, (1726) [2022-07-12 15:24:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6168 states to 6168 states and 8709 transitions. [2022-07-12 15:24:10,198 INFO L78 Accepts]: Start accepts. Automaton has 6168 states and 8709 transitions. Word has length 516 [2022-07-12 15:24:10,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:24:10,200 INFO L495 AbstractCegarLoop]: Abstraction has 6168 states and 8709 transitions. [2022-07-12 15:24:10,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-07-12 15:24:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 6168 states and 8709 transitions. [2022-07-12 15:24:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-07-12 15:24:10,210 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:24:10,211 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:24:10,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 15:24:10,211 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:24:10,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:24:10,212 INFO L85 PathProgramCache]: Analyzing trace with hash 480152761, now seen corresponding path program 1 times [2022-07-12 15:24:10,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:24:10,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575077381] [2022-07-12 15:24:10,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:24:10,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:24:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:24:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:24:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:24:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:24:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:24:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:24:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:24:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:24:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:24:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:24:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:24:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:24:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:24:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:24:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:24:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:24:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:24:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:24:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:24:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:24:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:24:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:24:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:24:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:24:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:24:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:24:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:24:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:24:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:24:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:24:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:24:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:24:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:24:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:24:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:24:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:24:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:24:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:24:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:24:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:24:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:24:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:24:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:24:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:24:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:24:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-12 15:24:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:24:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:24:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-07-12 15:24:10,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:24:10,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575077381] [2022-07-12 15:24:10,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575077381] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:24:10,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:24:10,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:24:10,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530730125] [2022-07-12 15:24:10,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:24:10,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:24:10,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:24:10,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:24:10,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:24:10,964 INFO L87 Difference]: Start difference. First operand 6168 states and 8709 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:13,501 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 [] [2022-07-12 15:24:17,223 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 [] [2022-07-12 15:24:20,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:24:20,220 INFO L93 Difference]: Finished difference Result 15316 states and 21650 transitions. [2022-07-12 15:24:20,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:24:20,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 534 [2022-07-12 15:24:20,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:24:20,318 INFO L225 Difference]: With dead ends: 15316 [2022-07-12 15:24:20,318 INFO L226 Difference]: Without dead ends: 9241 [2022-07-12 15:24:20,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:20,341 INFO L413 NwaCegarLoop]: 5018 mSDtfsCounter, 4767 mSDsluCounter, 5160 mSDsCounter, 0 mSdLazyCounter, 3184 mSolverCounterSat, 2194 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5459 SdHoareTripleChecker+Valid, 10178 SdHoareTripleChecker+Invalid, 5380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2194 IncrementalHoareTripleChecker+Valid, 3184 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-07-12 15:24:20,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5459 Valid, 10178 Invalid, 5380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2194 Valid, 3184 Invalid, 2 Unknown, 0 Unchecked, 8.8s Time] [2022-07-12 15:24:20,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9241 states. [2022-07-12 15:24:20,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9241 to 9043. [2022-07-12 15:24:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9043 states, 6052 states have (on average 1.2764375413086584) internal successors, (7725), 6201 states have internal predecessors, (7725), 2498 states have call successors, (2498), 490 states have call predecessors, (2498), 489 states have return successors, (2498), 2473 states have call predecessors, (2498), 2494 states have call successors, (2498) [2022-07-12 15:24:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9043 states to 9043 states and 12721 transitions. [2022-07-12 15:24:20,628 INFO L78 Accepts]: Start accepts. Automaton has 9043 states and 12721 transitions. Word has length 534 [2022-07-12 15:24:20,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:24:20,630 INFO L495 AbstractCegarLoop]: Abstraction has 9043 states and 12721 transitions. [2022-07-12 15:24:20,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:20,631 INFO L276 IsEmpty]: Start isEmpty. Operand 9043 states and 12721 transitions. [2022-07-12 15:24:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2022-07-12 15:24:20,640 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:24:20,641 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:24:20,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 15:24:20,642 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:24:20,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:24:20,642 INFO L85 PathProgramCache]: Analyzing trace with hash -316238542, now seen corresponding path program 1 times [2022-07-12 15:24:20,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:24:20,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958084268] [2022-07-12 15:24:20,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:24:20,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:24:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:24:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:24:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:24:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:24:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:24:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:24:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:24:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:24:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:24:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:24:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:24:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:24:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:24:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:24:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:24:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:20,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:24:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:24:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:24:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:24:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:24:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:24:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:24:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:24:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:24:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:24:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:24:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:24:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:24:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:24:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:24:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:24:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:24:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:24:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:24:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:24:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:24:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:24:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:24:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:24:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:24:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:24:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:24:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:24:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:24:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:24:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-07-12 15:24:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2022-07-12 15:24:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-12 15:24:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-07-12 15:24:21,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:24:21,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958084268] [2022-07-12 15:24:21,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958084268] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:24:21,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:24:21,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:24:21,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212697112] [2022-07-12 15:24:21,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:24:21,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:24:21,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:24:21,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:24:21,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:24:21,327 INFO L87 Difference]: Start difference. First operand 9043 states and 12721 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:25,354 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 [] [2022-07-12 15:24:29,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:24:29,876 INFO L93 Difference]: Finished difference Result 22932 states and 32181 transitions. [2022-07-12 15:24:29,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:24:29,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (53), 3 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 535 [2022-07-12 15:24:29,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:24:30,013 INFO L225 Difference]: With dead ends: 22932 [2022-07-12 15:24:30,013 INFO L226 Difference]: Without dead ends: 13982 [2022-07-12 15:24:30,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:30,061 INFO L413 NwaCegarLoop]: 4982 mSDtfsCounter, 4252 mSDsluCounter, 5161 mSDsCounter, 0 mSdLazyCounter, 3102 mSolverCounterSat, 2067 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4876 SdHoareTripleChecker+Valid, 10143 SdHoareTripleChecker+Invalid, 5170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2067 IncrementalHoareTripleChecker+Valid, 3102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-07-12 15:24:30,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4876 Valid, 10143 Invalid, 5170 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2067 Valid, 3102 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2022-07-12 15:24:30,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13982 states. [2022-07-12 15:24:30,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13982 to 13706. [2022-07-12 15:24:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13706 states, 9159 states have (on average 1.2681515449284857) internal successors, (11615), 9385 states have internal predecessors, (11615), 3753 states have call successors, (3753), 791 states have call predecessors, (3753), 790 states have return successors, (3765), 3713 states have call predecessors, (3765), 3749 states have call successors, (3765) [2022-07-12 15:24:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13706 states to 13706 states and 19133 transitions. [2022-07-12 15:24:30,564 INFO L78 Accepts]: Start accepts. Automaton has 13706 states and 19133 transitions. Word has length 535 [2022-07-12 15:24:30,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:24:30,567 INFO L495 AbstractCegarLoop]: Abstraction has 13706 states and 19133 transitions. [2022-07-12 15:24:30,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 13706 states and 19133 transitions. [2022-07-12 15:24:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-07-12 15:24:30,574 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:24:30,575 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:24:30,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 15:24:30,576 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:24:30,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:24:30,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1535279467, now seen corresponding path program 1 times [2022-07-12 15:24:30,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:24:30,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389999544] [2022-07-12 15:24:30,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:24:30,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:24:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:24:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:24:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:24:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:24:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:24:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:24:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:24:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:24:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:24:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:24:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:24:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:24:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:24:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:30,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:24:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:24:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:24:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:24:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:24:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:24:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:24:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:24:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:24:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:24:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:24:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:24:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:24:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:24:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:24:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:24:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:24:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:24:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:24:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:24:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:24:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:24:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:24:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:24:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:24:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:24:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:24:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:24:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:24:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:24:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:24:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:24:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-07-12 15:24:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2022-07-12 15:24:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:24:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-07-12 15:24:31,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:24:31,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389999544] [2022-07-12 15:24:31,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389999544] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:24:31,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:24:31,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:24:31,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489672490] [2022-07-12 15:24:31,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:24:31,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:24:31,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:24:31,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:24:31,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:24:31,398 INFO L87 Difference]: Start difference. First operand 13706 states and 19133 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:35,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 15:24:37,799 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 15:24:41,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:24:41,299 INFO L93 Difference]: Finished difference Result 37740 states and 52578 transitions. [2022-07-12 15:24:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:24:41,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 534 [2022-07-12 15:24:41,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:24:41,446 INFO L225 Difference]: With dead ends: 37740 [2022-07-12 15:24:41,446 INFO L226 Difference]: Without dead ends: 24127 [2022-07-12 15:24:41,502 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:41,505 INFO L413 NwaCegarLoop]: 5016 mSDtfsCounter, 4604 mSDsluCounter, 5221 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 2105 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5258 SdHoareTripleChecker+Valid, 10237 SdHoareTripleChecker+Invalid, 5194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2105 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-07-12 15:24:41,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5258 Valid, 10237 Invalid, 5194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2105 Valid, 3087 Invalid, 2 Unknown, 0 Unchecked, 9.1s Time] [2022-07-12 15:24:41,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24127 states. [2022-07-12 15:24:42,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24127 to 23647. [2022-07-12 15:24:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23647 states, 15865 states have (on average 1.264418531358336) internal successors, (20060), 16239 states have internal predecessors, (20060), 6371 states have call successors, (6371), 1408 states have call predecessors, (6371), 1407 states have return successors, (6399), 6304 states have call predecessors, (6399), 6367 states have call successors, (6399) [2022-07-12 15:24:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23647 states to 23647 states and 32830 transitions. [2022-07-12 15:24:42,683 INFO L78 Accepts]: Start accepts. Automaton has 23647 states and 32830 transitions. Word has length 534 [2022-07-12 15:24:42,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:24:42,684 INFO L495 AbstractCegarLoop]: Abstraction has 23647 states and 32830 transitions. [2022-07-12 15:24:42,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-07-12 15:24:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 23647 states and 32830 transitions. [2022-07-12 15:24:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-12 15:24:42,712 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:24:42,713 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 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] [2022-07-12 15:24:42,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 15:24:42,713 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:24:42,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:24:42,713 INFO L85 PathProgramCache]: Analyzing trace with hash -600741026, now seen corresponding path program 1 times [2022-07-12 15:24:42,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:24:42,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705266416] [2022-07-12 15:24:42,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:24:42,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:24:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:24:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:24:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:24:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:24:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:24:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:24:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:24:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:24:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:24:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:24:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:24:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:24:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:24:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:24:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:24:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:24:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:24:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:24:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:24:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:24:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:24:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:24:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:24:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:24:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:24:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:24:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:24:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:24:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:24:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:24:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:24:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:24:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:24:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:24:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:24:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:24:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:24:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:24:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:24:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:24:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:24:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:24:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:24:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:24:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:24:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-12 15:24:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-07-12 15:24:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-12 15:24:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-12 15:24:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8652 trivial. 0 not checked. [2022-07-12 15:24:43,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:24:43,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705266416] [2022-07-12 15:24:43,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705266416] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:24:43,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:24:43,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:24:43,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292078401] [2022-07-12 15:24:43,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:24:43,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:24:43,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:24:43,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:24:43,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:24:43,767 INFO L87 Difference]: Start difference. First operand 23647 states and 32830 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-07-12 15:24:46,919 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 [] [2022-07-12 15:24:51,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:24:51,845 INFO L93 Difference]: Finished difference Result 66088 states and 91746 transitions. [2022-07-12 15:24:51,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:24:51,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 539 [2022-07-12 15:24:51,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:24:52,129 INFO L225 Difference]: With dead ends: 66088 [2022-07-12 15:24:52,129 INFO L226 Difference]: Without dead ends: 42534 [2022-07-12 15:24:52,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:52,335 INFO L413 NwaCegarLoop]: 5072 mSDtfsCounter, 4543 mSDsluCounter, 5209 mSDsCounter, 0 mSdLazyCounter, 3109 mSolverCounterSat, 2116 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5199 SdHoareTripleChecker+Valid, 10281 SdHoareTripleChecker+Invalid, 5226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2116 IncrementalHoareTripleChecker+Valid, 3109 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-07-12 15:24:52,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5199 Valid, 10281 Invalid, 5226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2116 Valid, 3109 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-07-12 15:24:52,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42534 states. [2022-07-12 15:24:53,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42534 to 41796. [2022-07-12 15:24:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41796 states, 28123 states have (on average 1.2638765423318992) internal successors, (35544), 28770 states have internal predecessors, (35544), 11138 states have call successors, (11138), 2532 states have call predecessors, (11138), 2531 states have return successors, (11198), 10991 states have call predecessors, (11198), 11134 states have call successors, (11198) [2022-07-12 15:24:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41796 states to 41796 states and 57880 transitions. [2022-07-12 15:24:54,199 INFO L78 Accepts]: Start accepts. Automaton has 41796 states and 57880 transitions. Word has length 539 [2022-07-12 15:24:54,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:24:54,201 INFO L495 AbstractCegarLoop]: Abstraction has 41796 states and 57880 transitions. [2022-07-12 15:24:54,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-07-12 15:24:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 41796 states and 57880 transitions. [2022-07-12 15:24:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2022-07-12 15:24:54,207 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:24:54,207 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:24:54,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 15:24:54,208 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:24:54,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:24:54,208 INFO L85 PathProgramCache]: Analyzing trace with hash -599852484, now seen corresponding path program 1 times [2022-07-12 15:24:54,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:24:54,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297490412] [2022-07-12 15:24:54,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:24:54,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:24:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:24:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:24:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:24:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:24:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:24:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:24:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:24:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:24:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:24:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:24:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:24:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:24:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:24:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:24:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:24:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:24:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:24:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:24:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:24:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:24:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:24:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:24:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:24:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:24:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:24:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:54,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:24:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:24:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:24:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:24:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:24:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:24:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:24:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:24:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:24:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:24:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:24:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:24:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:24:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:24:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:24:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:24:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:24:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:24:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:24:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:24:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:24:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-07-12 15:24:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:24:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 15:24:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-12 15:24:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-12 15:24:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2022-07-12 15:24:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:24:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8649 trivial. 0 not checked. [2022-07-12 15:24:55,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:24:55,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297490412] [2022-07-12 15:24:55,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297490412] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:24:55,297 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:24:55,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 15:24:55,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095168651] [2022-07-12 15:24:55,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:24:55,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:24:55,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:24:55,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:24:55,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:24:55,299 INFO L87 Difference]: Start difference. First operand 41796 states and 57880 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-12 15:24:58,238 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 [] [2022-07-12 15:25:00,259 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 15:25:07,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 15:25:09,375 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 15:25:17,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:25:17,202 INFO L93 Difference]: Finished difference Result 121154 states and 169063 transitions. [2022-07-12 15:25:17,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 15:25:17,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 567 [2022-07-12 15:25:17,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:25:17,817 INFO L225 Difference]: With dead ends: 121154 [2022-07-12 15:25:17,818 INFO L226 Difference]: Without dead ends: 79451 [2022-07-12 15:25:18,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-12 15:25:18,021 INFO L413 NwaCegarLoop]: 5115 mSDtfsCounter, 6432 mSDsluCounter, 6667 mSDsCounter, 0 mSdLazyCounter, 5927 mSolverCounterSat, 4794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7145 SdHoareTripleChecker+Valid, 11782 SdHoareTripleChecker+Invalid, 10725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4794 IncrementalHoareTripleChecker+Valid, 5927 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:25:18,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7145 Valid, 11782 Invalid, 10725 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4794 Valid, 5927 Invalid, 4 Unknown, 0 Unchecked, 19.3s Time] [2022-07-12 15:25:18,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79451 states. [2022-07-12 15:25:20,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79451 to 74062. [2022-07-12 15:25:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74062 states, 49909 states have (on average 1.2636798974132921) internal successors, (63069), 51116 states have internal predecessors, (63069), 19580 states have call successors, (19580), 4582 states have call predecessors, (19580), 4569 states have return successors, (19752), 19289 states have call predecessors, (19752), 19576 states have call successors, (19752) [2022-07-12 15:25:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74062 states to 74062 states and 102401 transitions. [2022-07-12 15:25:22,009 INFO L78 Accepts]: Start accepts. Automaton has 74062 states and 102401 transitions. Word has length 567 [2022-07-12 15:25:22,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:25:22,010 INFO L495 AbstractCegarLoop]: Abstraction has 74062 states and 102401 transitions. [2022-07-12 15:25:22,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-07-12 15:25:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 74062 states and 102401 transitions. [2022-07-12 15:25:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2022-07-12 15:25:22,017 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:25:22,018 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:25:22,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 15:25:22,018 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:25:22,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:25:22,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1342328378, now seen corresponding path program 1 times [2022-07-12 15:25:22,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:25:22,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106395759] [2022-07-12 15:25:22,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:25:22,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:25:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:25:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:25:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:25:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:25:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:25:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:25:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:25:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:25:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:25:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:25:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:25:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:25:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:25:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:25:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:25:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:25:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:25:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:25:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:25:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:25:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:25:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:25:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:25:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:25:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:25:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:25:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:25:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:25:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:25:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:25:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:25:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:25:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:25:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:25:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:25:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:25:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:25:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:25:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:25:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:25:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:25:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:25:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:25:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:25:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:25:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 15:25:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:25:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:25:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-12 15:25:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-07-12 15:25:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-07-12 15:25:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-07-12 15:25:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-07-12 15:25:22,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:25:22,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106395759] [2022-07-12 15:25:22,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106395759] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:25:22,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:25:22,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:25:22,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582432903] [2022-07-12 15:25:22,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:25:22,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 15:25:22,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:25:22,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 15:25:22,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 15:25:22,908 INFO L87 Difference]: Start difference. First operand 74062 states and 102401 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-07-12 15:25:25,665 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 [] [2022-07-12 15:25:27,697 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 [] [2022-07-12 15:25:37,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:25:37,356 INFO L93 Difference]: Finished difference Result 220144 states and 304956 transitions. [2022-07-12 15:25:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:25:37,357 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 581 [2022-07-12 15:25:37,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:25:38,624 INFO L225 Difference]: With dead ends: 220144 [2022-07-12 15:25:38,626 INFO L226 Difference]: Without dead ends: 146350 [2022-07-12 15:25:38,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:25:38,939 INFO L413 NwaCegarLoop]: 6131 mSDtfsCounter, 4527 mSDsluCounter, 5754 mSDsCounter, 0 mSdLazyCounter, 3212 mSolverCounterSat, 1888 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5220 SdHoareTripleChecker+Valid, 11885 SdHoareTripleChecker+Invalid, 5102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1888 IncrementalHoareTripleChecker+Valid, 3212 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:25:38,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 11885 Invalid, 5102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1888 Valid, 3212 Invalid, 2 Unknown, 0 Unchecked, 10.3s Time] [2022-07-12 15:25:39,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146350 states. [2022-07-12 15:25:44,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146350 to 143816. [2022-07-12 15:25:44,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143816 states, 96740 states have (on average 1.2645441389290883) internal successors, (122332), 98967 states have internal predecessors, (122332), 38159 states have call successors, (38159), 8926 states have call predecessors, (38159), 8913 states have return successors, (38331), 37746 states have call predecessors, (38331), 38155 states have call successors, (38331) [2022-07-12 15:25:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143816 states to 143816 states and 198822 transitions. [2022-07-12 15:25:45,127 INFO L78 Accepts]: Start accepts. Automaton has 143816 states and 198822 transitions. Word has length 581 [2022-07-12 15:25:45,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:25:45,128 INFO L495 AbstractCegarLoop]: Abstraction has 143816 states and 198822 transitions. [2022-07-12 15:25:45,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-07-12 15:25:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 143816 states and 198822 transitions. [2022-07-12 15:25:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2022-07-12 15:25:45,135 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:25:45,136 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:25:45,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 15:25:45,136 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:25:45,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:25:45,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1566435524, now seen corresponding path program 1 times [2022-07-12 15:25:45,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:25:45,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358748369] [2022-07-12 15:25:45,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:25:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:25:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:25:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:25:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:25:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:25:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:25:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:25:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:25:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:25:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:45,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:25:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:25:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:25:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:25:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:25:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:25:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:25:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:25:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:25:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:25:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:25:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:25:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:25:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:25:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:25:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:25:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:25:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:25:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:25:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:25:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:25:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:25:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:25:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:25:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:25:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:25:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:25:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:25:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:25:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:25:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:25:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:25:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:25:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:25:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:25:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:25:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:25:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 15:25:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:25:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:25:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-12 15:25:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:25:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-07-12 15:25:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-07-12 15:25:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-07-12 15:25:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:25:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9098 trivial. 0 not checked. [2022-07-12 15:25:46,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:25:46,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358748369] [2022-07-12 15:25:46,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358748369] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:25:46,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:25:46,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 15:25:46,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097965844] [2022-07-12 15:25:46,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:25:46,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 15:25:46,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:25:46,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 15:25:46,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 15:25:46,554 INFO L87 Difference]: Start difference. First operand 143816 states and 198822 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-12 15:25:49,406 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 [] [2022-07-12 15:25:57,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:25:57,023 INFO L93 Difference]: Finished difference Result 146350 states and 202609 transitions. [2022-07-12 15:25:57,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 15:25:57,025 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 581 [2022-07-12 15:25:57,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:25:57,973 INFO L225 Difference]: With dead ends: 146350 [2022-07-12 15:25:57,973 INFO L226 Difference]: Without dead ends: 146348 [2022-07-12 15:25:58,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:25:58,059 INFO L413 NwaCegarLoop]: 4321 mSDtfsCounter, 4264 mSDsluCounter, 8223 mSDsCounter, 0 mSdLazyCounter, 3782 mSolverCounterSat, 1352 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4833 SdHoareTripleChecker+Valid, 12544 SdHoareTripleChecker+Invalid, 5135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1352 IncrementalHoareTripleChecker+Valid, 3782 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-07-12 15:25:58,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4833 Valid, 12544 Invalid, 5135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1352 Valid, 3782 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2022-07-12 15:25:58,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146348 states. [2022-07-12 15:26:03,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146348 to 143820. [2022-07-12 15:26:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143820 states, 96743 states have (on average 1.264535935416516) internal successors, (122335), 98970 states have internal predecessors, (122335), 38159 states have call successors, (38159), 8927 states have call predecessors, (38159), 8914 states have return successors, (38331), 37746 states have call predecessors, (38331), 38155 states have call successors, (38331) [2022-07-12 15:26:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143820 states to 143820 states and 198825 transitions. [2022-07-12 15:26:04,579 INFO L78 Accepts]: Start accepts. Automaton has 143820 states and 198825 transitions. Word has length 581 [2022-07-12 15:26:04,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:26:04,580 INFO L495 AbstractCegarLoop]: Abstraction has 143820 states and 198825 transitions. [2022-07-12 15:26:04,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-07-12 15:26:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 143820 states and 198825 transitions. [2022-07-12 15:26:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2022-07-12 15:26:04,587 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:26:04,589 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:26:04,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 15:26:04,589 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:26:04,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:26:04,590 INFO L85 PathProgramCache]: Analyzing trace with hash -532245558, now seen corresponding path program 1 times [2022-07-12 15:26:04,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:26:04,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467033997] [2022-07-12 15:26:04,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:26:04,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:26:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:26:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:26:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:26:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:26:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:26:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:26:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:26:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:26:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:26:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:04,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:26:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:26:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:26:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:26:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:26:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:26:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:26:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:26:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:26:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:26:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:26:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:26:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:26:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:26:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:26:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:26:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:26:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:26:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:26:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:26:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:26:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:26:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:26:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:26:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:26:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:26:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:26:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:26:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:26:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:26:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:26:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:26:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:26:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:26:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:26:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:26:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 15:26:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:26:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:26:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-12 15:26:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-07-12 15:26:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-07-12 15:26:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-07-12 15:26:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2022-07-12 15:26:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 9100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9098 trivial. 0 not checked. [2022-07-12 15:26:05,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:26:05,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467033997] [2022-07-12 15:26:05,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467033997] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:26:05,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:26:05,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 15:26:05,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839989645] [2022-07-12 15:26:05,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:26:05,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 15:26:05,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:26:05,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 15:26:05,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 15:26:05,943 INFO L87 Difference]: Start difference. First operand 143820 states and 198825 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-07-12 15:26:08,763 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 [] [2022-07-12 15:26:16,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:26:16,181 INFO L93 Difference]: Finished difference Result 153862 states and 209510 transitions. [2022-07-12 15:26:16,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 15:26:16,183 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 586 [2022-07-12 15:26:16,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:26:16,937 INFO L225 Difference]: With dead ends: 153862 [2022-07-12 15:26:16,937 INFO L226 Difference]: Without dead ends: 153860 [2022-07-12 15:26:17,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:26:17,021 INFO L413 NwaCegarLoop]: 4334 mSDtfsCounter, 3965 mSDsluCounter, 8568 mSDsCounter, 0 mSdLazyCounter, 4131 mSolverCounterSat, 1302 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4474 SdHoareTripleChecker+Valid, 12902 SdHoareTripleChecker+Invalid, 5434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1302 IncrementalHoareTripleChecker+Valid, 4131 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-07-12 15:26:17,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4474 Valid, 12902 Invalid, 5434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1302 Valid, 4131 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2022-07-12 15:26:17,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153860 states. [2022-07-12 15:26:21,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153860 to 151328. [2022-07-12 15:26:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151328 states, 101734 states have (on average 1.2549000334204887) internal successors, (127666), 103961 states have internal predecessors, (127666), 38943 states have call successors, (38943), 10660 states have call predecessors, (38943), 10647 states have return successors, (39115), 38530 states have call predecessors, (39115), 38939 states have call successors, (39115) [2022-07-12 15:26:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151328 states to 151328 states and 205724 transitions. [2022-07-12 15:26:22,774 INFO L78 Accepts]: Start accepts. Automaton has 151328 states and 205724 transitions. Word has length 586 [2022-07-12 15:26:22,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:26:22,775 INFO L495 AbstractCegarLoop]: Abstraction has 151328 states and 205724 transitions. [2022-07-12 15:26:22,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-07-12 15:26:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 151328 states and 205724 transitions. [2022-07-12 15:26:22,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2022-07-12 15:26:22,789 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:26:22,790 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:26:22,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 15:26:22,790 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-12 15:26:22,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:26:22,790 INFO L85 PathProgramCache]: Analyzing trace with hash 343726012, now seen corresponding path program 1 times [2022-07-12 15:26:22,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 15:26:22,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629871246] [2022-07-12 15:26:22,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:26:22,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 15:26:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 15:26:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 15:26:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 15:26:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 15:26:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 15:26:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 15:26:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 15:26:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 15:26:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 15:26:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 15:26:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 15:26:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 15:26:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 15:26:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 15:26:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 15:26:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 15:26:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 15:26:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 15:26:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 15:26:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 15:26:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 15:26:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 15:26:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 15:26:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 15:26:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 15:26:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 15:26:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 15:26:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 15:26:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 15:26:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 15:26:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 15:26:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 15:26:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 15:26:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 15:26:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 15:26:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-12 15:26:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 15:26:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 15:26:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 15:26:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 15:26:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 15:26:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:23,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 15:26:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 15:26:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-12 15:26:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 15:26:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 15:26:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 15:26:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-12 15:26:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-12 15:26:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 15:26:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-07-12 15:26:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-07-12 15:26:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-07-12 15:26:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2022-07-12 15:26:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2022-07-12 15:26:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:26:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9106 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9102 trivial. 0 not checked. [2022-07-12 15:26:24,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 15:26:24,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629871246] [2022-07-12 15:26:24,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629871246] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:26:24,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:26:24,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 15:26:24,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476747740] [2022-07-12 15:26:24,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:26:24,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 15:26:24,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 15:26:24,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 15:26:24,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 15:26:24,118 INFO L87 Difference]: Start difference. First operand 151328 states and 205724 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2022-07-12 15:26:26,931 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 []