./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-nfs-blocklayout-blocklayoutdriver.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.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 9bfbecd8ca52470a88d05c2ee48bea0bde6dbc2be84932ebcf7050b5532f4c7c --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 02:41:30,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:41:30,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:41:30,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:41:30,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:41:30,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:41:30,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:41:30,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:41:30,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:41:30,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:41:30,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:41:30,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:41:30,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:41:30,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:41:30,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:41:30,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:41:30,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:41:30,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:41:30,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:41:30,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:41:30,215 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:41:30,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:41:30,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:41:30,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:41:30,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:41:30,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:41:30,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:41:30,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:41:30,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:41:30,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:41:30,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:41:30,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:41:30,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:41:30,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:41:30,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:41:30,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:41:30,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:41:30,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:41:30,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:41:30,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:41:30,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:41:30,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:41:30,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:41:30,267 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:41:30,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:41:30,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:41:30,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:41:30,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:41:30,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:41:30,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:41:30,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:41:30,270 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:41:30,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:41:30,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:41:30,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:41:30,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:41:30,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:41:30,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:41:30,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:41:30,272 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:41:30,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:41:30,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:41:30,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:41:30,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:41:30,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:41:30,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:41:30,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:41:30,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:41:30,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:41:30,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:41:30,274 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:41:30,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:41:30,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:41:30,275 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfbecd8ca52470a88d05c2ee48bea0bde6dbc2be84932ebcf7050b5532f4c7c [2022-07-23 02:41:30,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:41:30,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:41:30,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:41:30,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:41:30,547 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:41:30,549 INFO L432 ainManager$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-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-23 02:41:30,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/353ce3ecc/aa81736643bc463caf87ac6da63dc9b4/FLAGe7351f8a6 [2022-07-23 02:41:31,610 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:41:31,611 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-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-23 02:41:31,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/353ce3ecc/aa81736643bc463caf87ac6da63dc9b4/FLAGe7351f8a6 [2022-07-23 02:41:32,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/353ce3ecc/aa81736643bc463caf87ac6da63dc9b4 [2022-07-23 02:41:32,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:41:32,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:41:32,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:41:32,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:41:32,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:41:32,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:41:32" (1/1) ... [2022-07-23 02:41:32,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3886c377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:32, skipping insertion in model container [2022-07-23 02:41:32,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:41:32" (1/1) ... [2022-07-23 02:41:32,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:41:32,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:41:37,519 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-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2022-07-23 02:41:37,522 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-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2022-07-23 02:41:37,529 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-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2022-07-23 02:41:37,530 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-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2022-07-23 02:41:37,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:41:37,597 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:41:38,070 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-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2022-07-23 02:41:38,071 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-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2022-07-23 02:41:38,072 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-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2022-07-23 02:41:38,072 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-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2022-07-23 02:41:38,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:41:38,263 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:41:38,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38 WrapperNode [2022-07-23 02:41:38,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:41:38,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:41:38,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:41:38,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:41:38,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:38,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:38,739 INFO L137 Inliner]: procedures = 584, calls = 2495, calls flagged for inlining = 241, calls inlined = 220, statements flattened = 7078 [2022-07-23 02:41:38,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:41:38,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:41:38,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:41:38,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:41:38,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:38,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:38,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:38,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:39,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:39,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:39,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:39,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:41:39,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:41:39,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:41:39,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:41:39,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (1/1) ... [2022-07-23 02:41:39,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:41:39,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:41:39,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 02:41:39,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 02:41:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_parallel [2022-07-23 02:41:39,212 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_parallel [2022-07-23 02:41:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-23 02:41:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-07-23 02:41:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-07-23 02:41:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 02:41:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 02:41:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_commitlist [2022-07-23 02:41:39,213 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_commitlist [2022-07-23 02:41:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_put_sb_net [2022-07-23 02:41:39,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_put_sb_net [2022-07-23 02:41:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-23 02:41:39,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-23 02:41:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-23 02:41:39,214 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-23 02:41:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_pagelist [2022-07-23 02:41:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_pagelist [2022-07-23 02:41:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:41:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:41:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2022-07-23 02:41:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2022-07-23 02:41:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:41:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:41:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_unregister_layoutdriver [2022-07-23 02:41:39,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_unregister_layoutdriver [2022-07-23 02:41:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure trylock_page [2022-07-23 02:41:39,216 INFO L138 BoogieDeclarations]: Found implementation of procedure trylock_page [2022-07-23 02:41:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure submit_bio [2022-07-23 02:41:39,216 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_bio [2022-07-23 02:41:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LSEG2EXT [2022-07-23 02:41:39,217 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LSEG2EXT [2022-07-23 02:41:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_unregister_sb [2022-07-23 02:41:39,217 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_unregister_sb [2022-07-23 02:41:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-23 02:41:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-23 02:41:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_SERVER [2022-07-23 02:41:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_SERVER [2022-07-23 02:41:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 02:41:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 02:41:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-23 02:41:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2022-07-23 02:41:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2022-07-23 02:41:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LO2EXT [2022-07-23 02:41:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LO2EXT [2022-07-23 02:41:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-07-23 02:41:39,220 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-07-23 02:41:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:41:39,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:41:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure print_page [2022-07-23 02:41:39,220 INFO L138 BoogieDeclarations]: Found implementation of procedure print_page [2022-07-23 02:41:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-23 02:41:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:41:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:41:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure PageWriteback [2022-07-23 02:41:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure PageWriteback [2022-07-23 02:41:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:41:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_layout_hdr [2022-07-23 02:41:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_layout_hdr [2022-07-23 02:41:39,222 INFO L130 BoogieDeclarations]: Found specification of procedure print_clist [2022-07-23 02:41:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure print_clist [2022-07-23 02:41:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 02:41:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 02:41:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 02:41:39,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 02:41:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segments [2022-07-23 02:41:39,224 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segments [2022-07-23 02:41:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 02:41:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 02:41:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-23 02:41:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-23 02:41:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 02:41:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-23 02:41:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-23 02:41:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_layout_hdr [2022-07-23 02:41:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_layout_hdr [2022-07-23 02:41:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure PageDirty [2022-07-23 02:41:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure PageDirty [2022-07-23 02:41:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 02:41:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 02:41:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure is_writable [2022-07-23 02:41:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure is_writable [2022-07-23 02:41:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 02:41:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:41:39,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:41:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure normalize [2022-07-23 02:41:39,228 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize [2022-07-23 02:41:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-23 02:41:39,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-23 02:41:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 02:41:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-07-23 02:41:39,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-07-23 02:41:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_net_exit [2022-07-23 02:41:39,229 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_net_exit [2022-07-23 02:41:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:41:39,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:41:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_get_sb_net [2022-07-23 02:41:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_get_sb_net [2022-07-23 02:41:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure extents_consistent [2022-07-23 02:41:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure extents_consistent [2022-07-23 02:41:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-23 02:41:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-23 02:41:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rpc_pipefs_notifier_unregister [2022-07-23 02:41:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rpc_pipefs_notifier_unregister [2022-07-23 02:41:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure bl_submit_bio [2022-07-23 02:41:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_submit_bio [2022-07-23 02:41:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 02:41:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 02:41:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_queue_upcall [2022-07-23 02:41:39,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_queue_upcall [2022-07-23 02:41:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-23 02:41:39,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-23 02:41:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-23 02:41:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-23 02:41:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure bl_put_extent [2022-07-23 02:41:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_put_extent [2022-07-23 02:41:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:41:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:41:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:41:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-23 02:41:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-23 02:41:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:41:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:41:39,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 02:41:39,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 02:41:39,244 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 02:41:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 02:41:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:41:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_inline_decode [2022-07-23 02:41:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_inline_decode [2022-07-23 02:41:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:41:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:41:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:41:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure clean_pnfs_block_layoutupdate [2022-07-23 02:41:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_pnfs_block_layoutupdate [2022-07-23 02:41:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 02:41:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_lseg [2022-07-23 02:41:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_lseg [2022-07-23 02:41:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:41:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:41:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2022-07-23 02:41:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2022-07-23 02:41:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure end_page_writeback [2022-07-23 02:41:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure end_page_writeback [2022-07-23 02:41:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure print_elist [2022-07-23 02:41:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure print_elist [2022-07-23 02:41:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-23 02:41:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-23 02:41:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-07-23 02:41:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-07-23 02:41:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 02:41:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 02:41:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 02:41:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 02:41:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure bl_cleanup_layoutcommit [2022-07-23 02:41:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_cleanup_layoutcommit [2022-07-23 02:41:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure PageLocked [2022-07-23 02:41:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure PageLocked [2022-07-23 02:41:39,249 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_test [2022-07-23 02:41:39,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_test [2022-07-23 02:41:39,249 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_destroy_pipe_data [2022-07-23 02:41:39,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_destroy_pipe_data [2022-07-23 02:41:39,249 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_parallel [2022-07-23 02:41:39,249 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_parallel [2022-07-23 02:41:39,249 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 02:41:39,249 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 02:41:39,250 INFO L130 BoogieDeclarations]: Found specification of procedure bl_is_sector_init [2022-07-23 02:41:39,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_is_sector_init [2022-07-23 02:41:39,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:41:39,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:41:39,250 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 02:41:39,250 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 02:41:39,250 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-23 02:41:39,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-23 02:41:39,251 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2022-07-23 02:41:39,251 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2022-07-23 02:41:39,251 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-23 02:41:39,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-23 02:41:39,251 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2022-07-23 02:41:39,251 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2022-07-23 02:41:39,251 INFO L130 BoogieDeclarations]: Found specification of procedure bl_clear_layoutdriver [2022-07-23 02:41:39,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_clear_layoutdriver [2022-07-23 02:41:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:41:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:41:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:41:39,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:41:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure bl_pipe_destroy_msg [2022-07-23 02:41:39,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_pipe_destroy_msg [2022-07-23 02:41:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_pagelist [2022-07-23 02:41:39,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_pagelist [2022-07-23 02:41:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:41:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:41:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-23 02:41:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-23 02:41:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure print_bl_extent [2022-07-23 02:41:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure print_bl_extent [2022-07-23 02:41:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_read [2022-07-23 02:41:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_read [2022-07-23 02:41:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2022-07-23 02:41:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2022-07-23 02:41:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_hyper [2022-07-23 02:41:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_hyper [2022-07-23 02:41:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_cleanup [2022-07-23 02:41:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_cleanup [2022-07-23 02:41:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 02:41:39,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 02:41:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure bl_mark_sectors_init [2022-07-23 02:41:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_mark_sectors_init [2022-07-23 02:41:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:41:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:41:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure free_blk_mountid [2022-07-23 02:41:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure free_blk_mountid [2022-07-23 02:41:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-23 02:41:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-23 02:41:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure is_range_written [2022-07-23 02:41:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure is_range_written [2022-07-23 02:41:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 02:41:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 02:41:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:41:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 02:41:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 02:41:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure list_replace [2022-07-23 02:41:39,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_replace [2022-07-23 02:41:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-23 02:41:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-23 02:41:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:41:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-23 02:41:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-23 02:41:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-23 02:41:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-23 02:41:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure is_aligned_req [2022-07-23 02:41:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure is_aligned_req [2022-07-23 02:41:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-07-23 02:41:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-07-23 02:41:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure _prep_new_extent [2022-07-23 02:41:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure _prep_new_extent [2022-07-23 02:41:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2022-07-23 02:41:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2022-07-23 02:41:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:41:39,259 INFO L130 BoogieDeclarations]: Found specification of procedure print_short_extent [2022-07-23 02:41:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure print_short_extent [2022-07-23 02:41:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_I [2022-07-23 02:41:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_I [2022-07-23 02:41:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_reserve_space [2022-07-23 02:41:39,263 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_reserve_space [2022-07-23 02:41:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 02:41:39,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 02:41:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_pipefs_notifier_unregister [2022-07-23 02:41:39,263 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_pipefs_notifier_unregister [2022-07-23 02:41:39,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2022-07-23 02:41:39,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2022-07-23 02:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2022-07-23 02:41:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2022-07-23 02:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure bl_push_one_short_extent [2022-07-23 02:41:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_push_one_short_extent [2022-07-23 02:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:41:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 02:41:39,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 02:41:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 02:41:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 02:41:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-07-23 02:41:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-07-23 02:41:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 02:41:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 02:41:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-07-23 02:41:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-07-23 02:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure _set_range [2022-07-23 02:41:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_range [2022-07-23 02:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure bl_encode_layoutcommit [2022-07-23 02:41:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_encode_layoutcommit [2022-07-23 02:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure mark_extents_written [2022-07-23 02:41:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_extents_written [2022-07-23 02:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2022-07-23 02:41:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2022-07-23 02:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure _add_entry [2022-07-23 02:41:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure _add_entry [2022-07-23 02:41:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure _front_merge [2022-07-23 02:41:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure _front_merge [2022-07-23 02:41:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure do_add_page_to_bio [2022-07-23 02:41:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure do_add_page_to_bio [2022-07-23 02:41:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 02:41:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 02:41:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-07-23 02:41:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-07-23 02:41:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-07-23 02:41:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-07-23 02:41:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-23 02:41:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-23 02:41:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure bl_find_get_extent [2022-07-23 02:41:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_find_get_extent [2022-07-23 02:41:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_lseg [2022-07-23 02:41:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_lseg [2022-07-23 02:41:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 02:41:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 02:41:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 02:41:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-07-23 02:41:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-07-23 02:41:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_register_sb [2022-07-23 02:41:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_register_sb [2022-07-23 02:41:39,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:41:39,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:41:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2022-07-23 02:41:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2022-07-23 02:41:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2022-07-23 02:41:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2022-07-23 02:41:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-07-23 02:41:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-07-23 02:41:39,271 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segment [2022-07-23 02:41:39,271 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segment [2022-07-23 02:41:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2022-07-23 02:41:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2022-07-23 02:41:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2022-07-23 02:41:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2022-07-23 02:41:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure decode_sector_number [2022-07-23 02:41:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_sector_number [2022-07-23 02:41:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_partial_page_sync [2022-07-23 02:41:39,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_partial_page_sync [2022-07-23 02:41:39,272 INFO L130 BoogieDeclarations]: Found specification of procedure put_parallel [2022-07-23 02:41:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure put_parallel [2022-07-23 02:41:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-23 02:41:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-23 02:41:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_init_read [2022-07-23 02:41:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_init_read [2022-07-23 02:41:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write [2022-07-23 02:41:39,273 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write [2022-07-23 02:41:39,273 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-23 02:41:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-23 02:41:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-07-23 02:41:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-07-23 02:41:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2022-07-23 02:41:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2022-07-23 02:41:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure bio_add_page [2022-07-23 02:41:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_add_page [2022-07-23 02:41:39,274 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-23 02:41:39,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-23 02:41:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure release_extents [2022-07-23 02:41:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure release_extents [2022-07-23 02:41:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-23 02:41:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-23 02:41:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2022-07-23 02:41:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2022-07-23 02:41:39,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:41:39,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:41:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure bl_do_readpage_sync [2022-07-23 02:41:39,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_do_readpage_sync [2022-07-23 02:41:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-23 02:41:39,276 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-23 02:41:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure bl_set_layoutdriver [2022-07-23 02:41:39,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_set_layoutdriver [2022-07-23 02:41:39,276 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write_zero [2022-07-23 02:41:39,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write_zero [2022-07-23 02:41:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_up [2022-07-23 02:41:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_up [2022-07-23 02:41:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 02:41:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 02:41:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-07-23 02:41:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-07-23 02:41:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-23 02:41:39,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-23 02:41:39,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 02:41:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:41:39,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:41:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_set_lo_fail [2022-07-23 02:41:39,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_set_lo_fail [2022-07-23 02:41:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure set_to_rw [2022-07-23 02:41:39,278 INFO L138 BoogieDeclarations]: Found implementation of procedure set_to_rw [2022-07-23 02:41:40,441 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:41:40,445 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:41:40,724 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:41:46,676 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:41:46,867 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:41:46,891 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:41:46,892 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-07-23 02:41:46,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:41:46 BoogieIcfgContainer [2022-07-23 02:41:46,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:41:46,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:41:46,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:41:46,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:41:46,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:41:32" (1/3) ... [2022-07-23 02:41:46,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4961e79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:41:46, skipping insertion in model container [2022-07-23 02:41:46,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:41:38" (2/3) ... [2022-07-23 02:41:46,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4961e79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:41:46, skipping insertion in model container [2022-07-23 02:41:46,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:41:46" (3/3) ... [2022-07-23 02:41:46,907 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2022-07-23 02:41:46,920 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:41:46,920 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 02:41:47,040 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:41:47,047 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@381dbc0a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@160e01ad [2022-07-23 02:41:47,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 02:41:47,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 3107 states, 2086 states have (on average 1.319750719079578) internal successors, (2753), 2135 states have internal predecessors, (2753), 848 states have call successors, (848), 173 states have call predecessors, (848), 172 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) [2022-07-23 02:41:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-07-23 02:41:47,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:41:47,102 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:41:47,102 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:41:47,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:41:47,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1724319285, now seen corresponding path program 1 times [2022-07-23 02:41:47,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:41:47,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89759382] [2022-07-23 02:41:47,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:41:47,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:41:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:41:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:41:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:41:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:41:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:41:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:41:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:47,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:41:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:41:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:41:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:41:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:41:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:41:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:41:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:41:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:41:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:41:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:41:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:41:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:41:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:41:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:41:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:41:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:41:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:41:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:41:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:41:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:41:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:41:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:41:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:41:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:41:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:41:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:41:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:41:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:41:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-23 02:41:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:48,683 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-23 02:41:48,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:41:48,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89759382] [2022-07-23 02:41:48,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89759382] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:41:48,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:41:48,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:41:48,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974389557] [2022-07-23 02:41:48,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:41:48,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:41:48,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:41:48,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:41:48,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:41:48,727 INFO L87 Difference]: Start difference. First operand has 3107 states, 2086 states have (on average 1.319750719079578) internal successors, (2753), 2135 states have internal predecessors, (2753), 848 states have call successors, (848), 173 states have call predecessors, (848), 172 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-23 02:41:57,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:41:57,510 INFO L93 Difference]: Finished difference Result 9793 states and 14670 transitions. [2022-07-23 02:41:57,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:41:57,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 406 [2022-07-23 02:41:57,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:41:57,604 INFO L225 Difference]: With dead ends: 9793 [2022-07-23 02:41:57,604 INFO L226 Difference]: Without dead ends: 6748 [2022-07-23 02:41:57,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:41:57,651 INFO L413 NwaCegarLoop]: 4694 mSDtfsCounter, 6090 mSDsluCounter, 4502 mSDsCounter, 0 mSdLazyCounter, 3642 mSolverCounterSat, 2796 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6847 SdHoareTripleChecker+Valid, 9196 SdHoareTripleChecker+Invalid, 6438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2796 IncrementalHoareTripleChecker+Valid, 3642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:41:57,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6847 Valid, 9196 Invalid, 6438 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2796 Valid, 3642 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2022-07-23 02:41:57,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6748 states. [2022-07-23 02:41:58,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6748 to 5884. [2022-07-23 02:41:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5884 states, 3956 states have (on average 1.289686552072801) internal successors, (5102), 4057 states have internal predecessors, (5102), 1586 states have call successors, (1586), 340 states have call predecessors, (1586), 339 states have return successors, (1582), 1552 states have call predecessors, (1582), 1582 states have call successors, (1582) [2022-07-23 02:41:58,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 5884 states and 8270 transitions. [2022-07-23 02:41:58,271 INFO L78 Accepts]: Start accepts. Automaton has 5884 states and 8270 transitions. Word has length 406 [2022-07-23 02:41:58,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:41:58,276 INFO L495 AbstractCegarLoop]: Abstraction has 5884 states and 8270 transitions. [2022-07-23 02:41:58,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-23 02:41:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 5884 states and 8270 transitions. [2022-07-23 02:41:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-07-23 02:41:58,289 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:41:58,290 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:41:58,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 02:41:58,290 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:41:58,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:41:58,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1707744556, now seen corresponding path program 1 times [2022-07-23 02:41:58,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:41:58,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128002304] [2022-07-23 02:41:58,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:41:58,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:41:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:41:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:41:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:41:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:41:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:41:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:41:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:41:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:41:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:41:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:41:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:41:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:41:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:41:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:41:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:41:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:41:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:41:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:58,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:41:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:41:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:41:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:41:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:41:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:41:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:41:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:41:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:41:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:41:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:41:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:41:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:41:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:41:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:41:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:41:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:41:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:41:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:41:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-23 02:41:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-23 02:41:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:41:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-23 02:41:59,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:41:59,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128002304] [2022-07-23 02:41:59,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128002304] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:41:59,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:41:59,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:41:59,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102519411] [2022-07-23 02:41:59,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:41:59,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:41:59,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:41:59,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:41:59,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:41:59,460 INFO L87 Difference]: Start difference. First operand 5884 states and 8270 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-23 02:42:08,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:08,975 INFO L93 Difference]: Finished difference Result 15766 states and 22521 transitions. [2022-07-23 02:42:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:42:08,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 423 [2022-07-23 02:42:08,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:09,068 INFO L225 Difference]: With dead ends: 15766 [2022-07-23 02:42:09,069 INFO L226 Difference]: Without dead ends: 9955 [2022-07-23 02:42:09,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:42:09,105 INFO L413 NwaCegarLoop]: 4672 mSDtfsCounter, 6007 mSDsluCounter, 4513 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 2878 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6767 SdHoareTripleChecker+Valid, 9185 SdHoareTripleChecker+Invalid, 6560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2878 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:09,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6767 Valid, 9185 Invalid, 6560 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2878 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-07-23 02:42:09,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9955 states. [2022-07-23 02:42:09,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9955 to 8630. [2022-07-23 02:42:09,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8630 states, 5793 states have (on average 1.2882789573623339) internal successors, (7463), 5945 states have internal predecessors, (7463), 2321 states have call successors, (2321), 514 states have call predecessors, (2321), 513 states have return successors, (2317), 2267 states have call predecessors, (2317), 2317 states have call successors, (2317) [2022-07-23 02:42:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8630 states to 8630 states and 12101 transitions. [2022-07-23 02:42:09,695 INFO L78 Accepts]: Start accepts. Automaton has 8630 states and 12101 transitions. Word has length 423 [2022-07-23 02:42:09,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:09,697 INFO L495 AbstractCegarLoop]: Abstraction has 8630 states and 12101 transitions. [2022-07-23 02:42:09,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-23 02:42:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 8630 states and 12101 transitions. [2022-07-23 02:42:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-07-23 02:42:09,709 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:09,709 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:42:09,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 02:42:09,710 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:09,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:09,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1483328393, now seen corresponding path program 1 times [2022-07-23 02:42:09,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:09,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498143251] [2022-07-23 02:42:09,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:09,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 02:42:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-07-23 02:42:10,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:10,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498143251] [2022-07-23 02:42:10,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498143251] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:10,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:10,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:42:10,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919209810] [2022-07-23 02:42:10,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:10,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:42:10,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:10,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:42:10,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:42:10,727 INFO L87 Difference]: Start difference. First operand 8630 states and 12101 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-23 02:42:19,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:19,415 INFO L93 Difference]: Finished difference Result 19614 states and 27791 transitions. [2022-07-23 02:42:19,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:42:19,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 422 [2022-07-23 02:42:19,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:19,493 INFO L225 Difference]: With dead ends: 19614 [2022-07-23 02:42:19,494 INFO L226 Difference]: Without dead ends: 11057 [2022-07-23 02:42:19,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:42:19,538 INFO L413 NwaCegarLoop]: 5991 mSDtfsCounter, 5330 mSDsluCounter, 4969 mSDsCounter, 0 mSdLazyCounter, 3744 mSolverCounterSat, 2537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6095 SdHoareTripleChecker+Valid, 10960 SdHoareTripleChecker+Invalid, 6281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2537 IncrementalHoareTripleChecker+Valid, 3744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:19,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6095 Valid, 10960 Invalid, 6281 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2537 Valid, 3744 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2022-07-23 02:42:19,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11057 states. [2022-07-23 02:42:20,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11057 to 9684. [2022-07-23 02:42:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9684 states, 6538 states have (on average 1.2818904863872744) internal successors, (8381), 6707 states have internal predecessors, (8381), 2542 states have call successors, (2542), 602 states have call predecessors, (2542), 601 states have return successors, (2538), 2479 states have call predecessors, (2538), 2538 states have call successors, (2538) [2022-07-23 02:42:20,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9684 states to 9684 states and 13461 transitions. [2022-07-23 02:42:20,178 INFO L78 Accepts]: Start accepts. Automaton has 9684 states and 13461 transitions. Word has length 422 [2022-07-23 02:42:20,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:20,180 INFO L495 AbstractCegarLoop]: Abstraction has 9684 states and 13461 transitions. [2022-07-23 02:42:20,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-23 02:42:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 9684 states and 13461 transitions. [2022-07-23 02:42:20,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-23 02:42:20,188 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:20,189 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:42:20,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 02:42:20,189 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:20,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash 90735514, now seen corresponding path program 1 times [2022-07-23 02:42:20,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:20,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137711600] [2022-07-23 02:42:20,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:20,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:20,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:42:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:42:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:42:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:42:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:42:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5376 trivial. 0 not checked. [2022-07-23 02:42:21,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:21,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137711600] [2022-07-23 02:42:21,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137711600] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:21,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:21,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:42:21,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408557309] [2022-07-23 02:42:21,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:21,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:42:21,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:21,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:42:21,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:42:21,090 INFO L87 Difference]: Start difference. First operand 9684 states and 13461 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-23 02:42:29,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:29,535 INFO L93 Difference]: Finished difference Result 30260 states and 42980 transitions. [2022-07-23 02:42:29,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:42:29,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 461 [2022-07-23 02:42:29,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:29,654 INFO L225 Difference]: With dead ends: 30260 [2022-07-23 02:42:29,655 INFO L226 Difference]: Without dead ends: 21036 [2022-07-23 02:42:29,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:42:29,697 INFO L413 NwaCegarLoop]: 7923 mSDtfsCounter, 4778 mSDsluCounter, 6055 mSDsCounter, 0 mSdLazyCounter, 3727 mSolverCounterSat, 1929 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5531 SdHoareTripleChecker+Valid, 13978 SdHoareTripleChecker+Invalid, 5656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1929 IncrementalHoareTripleChecker+Valid, 3727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:29,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5531 Valid, 13978 Invalid, 5656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1929 Valid, 3727 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-07-23 02:42:29,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21036 states. [2022-07-23 02:42:30,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21036 to 18377. [2022-07-23 02:42:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18377 states, 12420 states have (on average 1.2852657004830919) internal successors, (15963), 12734 states have internal predecessors, (15963), 4827 states have call successors, (4827), 1128 states have call predecessors, (4827), 1127 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-23 02:42:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18377 states to 18377 states and 25613 transitions. [2022-07-23 02:42:30,933 INFO L78 Accepts]: Start accepts. Automaton has 18377 states and 25613 transitions. Word has length 461 [2022-07-23 02:42:30,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:30,935 INFO L495 AbstractCegarLoop]: Abstraction has 18377 states and 25613 transitions. [2022-07-23 02:42:30,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-07-23 02:42:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 18377 states and 25613 transitions. [2022-07-23 02:42:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-23 02:42:30,944 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:30,945 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:42:30,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 02:42:30,946 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:30,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:30,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1476938908, now seen corresponding path program 1 times [2022-07-23 02:42:30,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:30,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253713482] [2022-07-23 02:42:30,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:30,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:42:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:42:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:42:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:42:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:42:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:32,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2022-07-23 02:42:32,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:32,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253713482] [2022-07-23 02:42:32,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253713482] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:32,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:32,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:42:32,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540624486] [2022-07-23 02:42:32,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:32,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:42:32,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:32,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:42:32,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:42:32,201 INFO L87 Difference]: Start difference. First operand 18377 states and 25613 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-23 02:42:38,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:38,180 INFO L93 Difference]: Finished difference Result 21038 states and 30094 transitions. [2022-07-23 02:42:38,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:42:38,181 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 461 [2022-07-23 02:42:38,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:38,295 INFO L225 Difference]: With dead ends: 21038 [2022-07-23 02:42:38,296 INFO L226 Difference]: Without dead ends: 21036 [2022-07-23 02:42:38,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:42:38,319 INFO L413 NwaCegarLoop]: 4098 mSDtfsCounter, 4915 mSDsluCounter, 7318 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 1933 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5393 SdHoareTripleChecker+Valid, 11416 SdHoareTripleChecker+Invalid, 6346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1933 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:38,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5393 Valid, 11416 Invalid, 6346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1933 Valid, 4413 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 02:42:38,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21036 states. [2022-07-23 02:42:39,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21036 to 18381. [2022-07-23 02:42:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18381 states, 12423 states have (on average 1.2851968123641633) internal successors, (15966), 12737 states have internal predecessors, (15966), 4827 states have call successors, (4827), 1129 states have call predecessors, (4827), 1128 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-23 02:42:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18381 states to 18381 states and 25616 transitions. [2022-07-23 02:42:39,373 INFO L78 Accepts]: Start accepts. Automaton has 18381 states and 25616 transitions. Word has length 461 [2022-07-23 02:42:39,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:39,376 INFO L495 AbstractCegarLoop]: Abstraction has 18381 states and 25616 transitions. [2022-07-23 02:42:39,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-23 02:42:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 18381 states and 25616 transitions. [2022-07-23 02:42:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-07-23 02:42:39,386 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:39,386 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 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] [2022-07-23 02:42:39,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 02:42:39,387 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:39,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:39,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1254182775, now seen corresponding path program 1 times [2022-07-23 02:42:39,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:39,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146484513] [2022-07-23 02:42:39,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:39,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:39,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:42:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:42:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:42:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:42:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:42:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:42:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 5392 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2022-07-23 02:42:40,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:40,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146484513] [2022-07-23 02:42:40,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146484513] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:40,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:40,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:42:40,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431361461] [2022-07-23 02:42:40,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:40,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:42:40,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:40,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:42:40,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:42:40,463 INFO L87 Difference]: Start difference. First operand 18381 states and 25616 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-23 02:42:46,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:46,475 INFO L93 Difference]: Finished difference Result 21042 states and 30097 transitions. [2022-07-23 02:42:46,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:42:46,476 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 466 [2022-07-23 02:42:46,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:46,618 INFO L225 Difference]: With dead ends: 21042 [2022-07-23 02:42:46,619 INFO L226 Difference]: Without dead ends: 21040 [2022-07-23 02:42:46,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:42:46,642 INFO L413 NwaCegarLoop]: 4102 mSDtfsCounter, 4910 mSDsluCounter, 7326 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 1936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5382 SdHoareTripleChecker+Valid, 11428 SdHoareTripleChecker+Invalid, 6349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1936 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:46,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5382 Valid, 11428 Invalid, 6349 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1936 Valid, 4413 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 02:42:46,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21040 states. [2022-07-23 02:42:47,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21040 to 18385. [2022-07-23 02:42:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18385 states, 12426 states have (on average 1.28512795750845) internal successors, (15969), 12740 states have internal predecessors, (15969), 4827 states have call successors, (4827), 1130 states have call predecessors, (4827), 1129 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-23 02:42:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18385 states to 18385 states and 25619 transitions. [2022-07-23 02:42:47,825 INFO L78 Accepts]: Start accepts. Automaton has 18385 states and 25619 transitions. Word has length 466 [2022-07-23 02:42:47,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:47,827 INFO L495 AbstractCegarLoop]: Abstraction has 18385 states and 25619 transitions. [2022-07-23 02:42:47,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-23 02:42:47,827 INFO L276 IsEmpty]: Start isEmpty. Operand 18385 states and 25619 transitions. [2022-07-23 02:42:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2022-07-23 02:42:47,839 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:47,839 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 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] [2022-07-23 02:42:47,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 02:42:47,840 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:47,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:47,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1374171012, now seen corresponding path program 1 times [2022-07-23 02:42:47,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:47,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708505134] [2022-07-23 02:42:47,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:47,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:48,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:42:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:42:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:42:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:42:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:42:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:42:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:42:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 5398 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5394 trivial. 0 not checked. [2022-07-23 02:42:49,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:49,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708505134] [2022-07-23 02:42:49,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708505134] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:49,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:49,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:42:49,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834175506] [2022-07-23 02:42:49,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:49,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:42:49,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:49,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:42:49,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:42:49,164 INFO L87 Difference]: Start difference. First operand 18385 states and 25619 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-23 02:42:54,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:42:54,732 INFO L93 Difference]: Finished difference Result 21046 states and 30100 transitions. [2022-07-23 02:42:54,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:42:54,733 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 471 [2022-07-23 02:42:54,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:42:54,860 INFO L225 Difference]: With dead ends: 21046 [2022-07-23 02:42:54,862 INFO L226 Difference]: Without dead ends: 21044 [2022-07-23 02:42:54,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:42:54,885 INFO L413 NwaCegarLoop]: 4098 mSDtfsCounter, 4912 mSDsluCounter, 7317 mSDsCounter, 0 mSdLazyCounter, 4419 mSolverCounterSat, 1935 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5385 SdHoareTripleChecker+Valid, 11415 SdHoareTripleChecker+Invalid, 6354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1935 IncrementalHoareTripleChecker+Valid, 4419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-23 02:42:54,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5385 Valid, 11415 Invalid, 6354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1935 Valid, 4419 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-23 02:42:54,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21044 states. [2022-07-23 02:42:55,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21044 to 18389. [2022-07-23 02:42:55,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18389 states, 12429 states have (on average 1.2850591358918657) internal successors, (15972), 12743 states have internal predecessors, (15972), 4827 states have call successors, (4827), 1131 states have call predecessors, (4827), 1130 states have return successors, (4823), 4720 states have call predecessors, (4823), 4823 states have call successors, (4823) [2022-07-23 02:42:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18389 states to 18389 states and 25622 transitions. [2022-07-23 02:42:55,960 INFO L78 Accepts]: Start accepts. Automaton has 18389 states and 25622 transitions. Word has length 471 [2022-07-23 02:42:55,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:42:55,961 INFO L495 AbstractCegarLoop]: Abstraction has 18389 states and 25622 transitions. [2022-07-23 02:42:55,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-23 02:42:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 18389 states and 25622 transitions. [2022-07-23 02:42:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-07-23 02:42:55,968 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:42:55,969 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:42:55,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 02:42:55,969 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:42:55,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:42:55,970 INFO L85 PathProgramCache]: Analyzing trace with hash -639580119, now seen corresponding path program 1 times [2022-07-23 02:42:55,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:42:55,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162645587] [2022-07-23 02:42:55,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:42:55,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:42:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:42:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:42:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:42:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:42:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:42:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:42:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:42:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:42:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:42:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:42:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:42:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:42:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:42:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:42:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:42:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:42:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:42:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:42:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:42:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:42:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:42:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:42:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:42:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:42:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:42:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:42:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:42:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:42:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:42:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:42:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:42:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:42:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:42:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:42:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:42:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:42:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:42:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:42:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:42:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:42:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:42:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:42:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:42:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:42:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:42:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:42:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5408 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2022-07-23 02:42:56,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:42:56,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162645587] [2022-07-23 02:42:56,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162645587] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:42:56,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:42:56,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:42:56,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493809276] [2022-07-23 02:42:56,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:42:56,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:42:56,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:42:56,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:42:56,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:42:56,906 INFO L87 Difference]: Start difference. First operand 18389 states and 25622 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-23 02:43:06,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:06,247 INFO L93 Difference]: Finished difference Result 26220 states and 37443 transitions. [2022-07-23 02:43:06,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 02:43:06,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 476 [2022-07-23 02:43:06,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:06,451 INFO L225 Difference]: With dead ends: 26220 [2022-07-23 02:43:06,452 INFO L226 Difference]: Without dead ends: 26218 [2022-07-23 02:43:06,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:06,486 INFO L413 NwaCegarLoop]: 4764 mSDtfsCounter, 4906 mSDsluCounter, 9127 mSDsCounter, 0 mSdLazyCounter, 5926 mSolverCounterSat, 2003 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5435 SdHoareTripleChecker+Valid, 13891 SdHoareTripleChecker+Invalid, 7929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2003 IncrementalHoareTripleChecker+Valid, 5926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:06,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5435 Valid, 13891 Invalid, 7929 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2003 Valid, 5926 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-07-23 02:43:06,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26218 states. [2022-07-23 02:43:07,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26218 to 23007. [2022-07-23 02:43:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23007 states, 15372 states have (on average 1.2812256049960968) internal successors, (19695), 15854 states have internal predecessors, (19695), 6009 states have call successors, (6009), 1654 states have call predecessors, (6009), 1623 states have return successors, (6179), 5770 states have call predecessors, (6179), 6005 states have call successors, (6179) [2022-07-23 02:43:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23007 states to 23007 states and 31883 transitions. [2022-07-23 02:43:07,957 INFO L78 Accepts]: Start accepts. Automaton has 23007 states and 31883 transitions. Word has length 476 [2022-07-23 02:43:07,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:07,958 INFO L495 AbstractCegarLoop]: Abstraction has 23007 states and 31883 transitions. [2022-07-23 02:43:07,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-23 02:43:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 23007 states and 31883 transitions. [2022-07-23 02:43:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-07-23 02:43:07,966 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:07,966 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:07,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-23 02:43:07,966 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:07,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:07,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1869458524, now seen corresponding path program 1 times [2022-07-23 02:43:07,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:07,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062524688] [2022-07-23 02:43:07,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:07,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:43:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:43:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:43:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:43:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:43:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5422 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2022-07-23 02:43:08,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:08,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062524688] [2022-07-23 02:43:08,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062524688] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:08,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:08,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:43:08,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508592051] [2022-07-23 02:43:08,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:08,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:43:08,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:08,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:43:08,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:43:08,943 INFO L87 Difference]: Start difference. First operand 23007 states and 31883 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-07-23 02:43:14,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:14,688 INFO L93 Difference]: Finished difference Result 26330 states and 37535 transitions. [2022-07-23 02:43:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 02:43:14,689 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 481 [2022-07-23 02:43:14,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:14,804 INFO L225 Difference]: With dead ends: 26330 [2022-07-23 02:43:14,804 INFO L226 Difference]: Without dead ends: 26328 [2022-07-23 02:43:14,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:14,821 INFO L413 NwaCegarLoop]: 4105 mSDtfsCounter, 4908 mSDsluCounter, 7341 mSDsCounter, 0 mSdLazyCounter, 4450 mSolverCounterSat, 1931 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5377 SdHoareTripleChecker+Valid, 11446 SdHoareTripleChecker+Invalid, 6381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1931 IncrementalHoareTripleChecker+Valid, 4450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:14,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5377 Valid, 11446 Invalid, 6381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1931 Valid, 4450 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-23 02:43:14,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26328 states. [2022-07-23 02:43:15,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26328 to 23131. [2022-07-23 02:43:15,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23131 states, 15459 states have (on average 1.2800310498738598) internal successors, (19788), 15941 states have internal predecessors, (19788), 6015 states have call successors, (6015), 1685 states have call predecessors, (6015), 1654 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-23 02:43:15,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23131 states to 23131 states and 31988 transitions. [2022-07-23 02:43:15,854 INFO L78 Accepts]: Start accepts. Automaton has 23131 states and 31988 transitions. Word has length 481 [2022-07-23 02:43:15,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:15,855 INFO L495 AbstractCegarLoop]: Abstraction has 23131 states and 31988 transitions. [2022-07-23 02:43:15,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-07-23 02:43:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 23131 states and 31988 transitions. [2022-07-23 02:43:15,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-07-23 02:43:15,863 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:15,863 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:15,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-23 02:43:15,864 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:15,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:15,864 INFO L85 PathProgramCache]: Analyzing trace with hash -646740023, now seen corresponding path program 1 times [2022-07-23 02:43:15,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:15,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704444135] [2022-07-23 02:43:15,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:15,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:43:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:43:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:43:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:43:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:43:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:43:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:16,965 INFO L134 CoverageAnalysis]: Checked inductivity of 5440 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5430 trivial. 0 not checked. [2022-07-23 02:43:16,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:16,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704444135] [2022-07-23 02:43:16,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704444135] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:16,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:16,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:43:16,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595335023] [2022-07-23 02:43:16,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:16,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:43:16,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:16,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:43:16,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:43:16,968 INFO L87 Difference]: Start difference. First operand 23131 states and 31988 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-23 02:43:22,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:22,882 INFO L93 Difference]: Finished difference Result 26332 states and 37537 transitions. [2022-07-23 02:43:22,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:43:22,883 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 486 [2022-07-23 02:43:22,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:22,997 INFO L225 Difference]: With dead ends: 26332 [2022-07-23 02:43:22,998 INFO L226 Difference]: Without dead ends: 26330 [2022-07-23 02:43:23,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:23,020 INFO L413 NwaCegarLoop]: 4084 mSDtfsCounter, 4923 mSDsluCounter, 7290 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 1939 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5395 SdHoareTripleChecker+Valid, 11374 SdHoareTripleChecker+Invalid, 6361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1939 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:23,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5395 Valid, 11374 Invalid, 6361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1939 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-23 02:43:23,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26330 states. [2022-07-23 02:43:24,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26330 to 23135. [2022-07-23 02:43:24,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23135 states, 15462 states have (on average 1.279976717112922) internal successors, (19791), 15944 states have internal predecessors, (19791), 6015 states have call successors, (6015), 1686 states have call predecessors, (6015), 1655 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-23 02:43:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23135 states to 23135 states and 31991 transitions. [2022-07-23 02:43:24,128 INFO L78 Accepts]: Start accepts. Automaton has 23135 states and 31991 transitions. Word has length 486 [2022-07-23 02:43:24,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:24,129 INFO L495 AbstractCegarLoop]: Abstraction has 23135 states and 31991 transitions. [2022-07-23 02:43:24,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-23 02:43:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 23135 states and 31991 transitions. [2022-07-23 02:43:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2022-07-23 02:43:24,137 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:24,137 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:24,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-23 02:43:24,138 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:24,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:24,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1509679164, now seen corresponding path program 1 times [2022-07-23 02:43:24,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:24,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564170212] [2022-07-23 02:43:24,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:24,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:43:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:43:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:43:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:43:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:43:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:43:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:43:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5462 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5450 trivial. 0 not checked. [2022-07-23 02:43:25,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:25,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564170212] [2022-07-23 02:43:25,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564170212] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:25,045 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:25,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:43:25,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461187821] [2022-07-23 02:43:25,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:25,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:43:25,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:25,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:43:25,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:43:25,048 INFO L87 Difference]: Start difference. First operand 23135 states and 31991 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-23 02:43:31,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:31,388 INFO L93 Difference]: Finished difference Result 26336 states and 37540 transitions. [2022-07-23 02:43:31,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:43:31,389 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 491 [2022-07-23 02:43:31,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:31,484 INFO L225 Difference]: With dead ends: 26336 [2022-07-23 02:43:31,484 INFO L226 Difference]: Without dead ends: 26334 [2022-07-23 02:43:31,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:31,497 INFO L413 NwaCegarLoop]: 4078 mSDtfsCounter, 4923 mSDsluCounter, 7273 mSDsCounter, 0 mSdLazyCounter, 4404 mSolverCounterSat, 1946 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5400 SdHoareTripleChecker+Valid, 11351 SdHoareTripleChecker+Invalid, 6350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1946 IncrementalHoareTripleChecker+Valid, 4404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:31,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5400 Valid, 11351 Invalid, 6350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1946 Valid, 4404 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 02:43:31,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26334 states. [2022-07-23 02:43:32,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26334 to 23139. [2022-07-23 02:43:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23139 states, 15465 states have (on average 1.2799224054316198) internal successors, (19794), 15947 states have internal predecessors, (19794), 6015 states have call successors, (6015), 1687 states have call predecessors, (6015), 1656 states have return successors, (6185), 5776 states have call predecessors, (6185), 6011 states have call successors, (6185) [2022-07-23 02:43:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23139 states to 23139 states and 31994 transitions. [2022-07-23 02:43:32,583 INFO L78 Accepts]: Start accepts. Automaton has 23139 states and 31994 transitions. Word has length 491 [2022-07-23 02:43:32,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:32,584 INFO L495 AbstractCegarLoop]: Abstraction has 23139 states and 31994 transitions. [2022-07-23 02:43:32,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-23 02:43:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 23139 states and 31994 transitions. [2022-07-23 02:43:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-07-23 02:43:32,730 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:32,730 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 8, 7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:32,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-23 02:43:32,731 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:32,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:32,731 INFO L85 PathProgramCache]: Analyzing trace with hash -582684823, now seen corresponding path program 1 times [2022-07-23 02:43:32,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:32,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984380512] [2022-07-23 02:43:32,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:32,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:32,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:43:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:43:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:43:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:43:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:43:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:43:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:43:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:43:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5488 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5474 trivial. 0 not checked. [2022-07-23 02:43:33,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:33,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984380512] [2022-07-23 02:43:33,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984380512] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:33,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:33,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:43:33,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480876842] [2022-07-23 02:43:33,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:33,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:43:33,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:33,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:43:33,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:43:33,559 INFO L87 Difference]: Start difference. First operand 23139 states and 31994 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 02:43:39,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:39,672 INFO L93 Difference]: Finished difference Result 26654 states and 37784 transitions. [2022-07-23 02:43:39,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 02:43:39,673 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 496 [2022-07-23 02:43:39,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:39,793 INFO L225 Difference]: With dead ends: 26654 [2022-07-23 02:43:39,793 INFO L226 Difference]: Without dead ends: 26652 [2022-07-23 02:43:39,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:39,813 INFO L413 NwaCegarLoop]: 4091 mSDtfsCounter, 4811 mSDsluCounter, 7326 mSDsCounter, 0 mSdLazyCounter, 4566 mSolverCounterSat, 1914 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5253 SdHoareTripleChecker+Valid, 11417 SdHoareTripleChecker+Invalid, 6480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1914 IncrementalHoareTripleChecker+Valid, 4566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:39,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5253 Valid, 11417 Invalid, 6480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1914 Valid, 4566 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-23 02:43:39,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26652 states. [2022-07-23 02:43:40,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26652 to 23455. [2022-07-23 02:43:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23455 states, 15684 states have (on average 1.276778882938026) internal successors, (20025), 16166 states have internal predecessors, (20025), 6021 states have call successors, (6021), 1778 states have call predecessors, (6021), 1747 states have return successors, (6191), 5782 states have call predecessors, (6191), 6017 states have call successors, (6191) [2022-07-23 02:43:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23455 states to 23455 states and 32237 transitions. [2022-07-23 02:43:40,955 INFO L78 Accepts]: Start accepts. Automaton has 23455 states and 32237 transitions. Word has length 496 [2022-07-23 02:43:40,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:40,955 INFO L495 AbstractCegarLoop]: Abstraction has 23455 states and 32237 transitions. [2022-07-23 02:43:40,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 02:43:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 23455 states and 32237 transitions. [2022-07-23 02:43:40,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2022-07-23 02:43:40,966 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:40,967 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 9, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:40,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-23 02:43:40,967 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:40,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:40,968 INFO L85 PathProgramCache]: Analyzing trace with hash -449549284, now seen corresponding path program 1 times [2022-07-23 02:43:40,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:40,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693336562] [2022-07-23 02:43:40,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:40,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:43:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:43:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:43:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:43:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:43:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:43:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:43:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:43:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:43:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5518 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5502 trivial. 0 not checked. [2022-07-23 02:43:41,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:41,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693336562] [2022-07-23 02:43:41,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693336562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:41,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:41,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:43:41,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691265839] [2022-07-23 02:43:41,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:41,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:43:41,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:41,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:43:41,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:43:41,843 INFO L87 Difference]: Start difference. First operand 23455 states and 32237 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-23 02:43:47,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:47,801 INFO L93 Difference]: Finished difference Result 26656 states and 37786 transitions. [2022-07-23 02:43:47,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:43:47,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 501 [2022-07-23 02:43:47,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:47,932 INFO L225 Difference]: With dead ends: 26656 [2022-07-23 02:43:47,932 INFO L226 Difference]: Without dead ends: 26654 [2022-07-23 02:43:47,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:43:47,954 INFO L413 NwaCegarLoop]: 4092 mSDtfsCounter, 4915 mSDsluCounter, 7304 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 1932 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5389 SdHoareTripleChecker+Valid, 11396 SdHoareTripleChecker+Invalid, 6354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1932 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:47,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5389 Valid, 11396 Invalid, 6354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1932 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-23 02:43:47,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26654 states. [2022-07-23 02:43:48,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26654 to 23459. [2022-07-23 02:43:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23459 states, 15687 states have (on average 1.2767259514247467) internal successors, (20028), 16169 states have internal predecessors, (20028), 6021 states have call successors, (6021), 1779 states have call predecessors, (6021), 1748 states have return successors, (6191), 5782 states have call predecessors, (6191), 6017 states have call successors, (6191) [2022-07-23 02:43:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23459 states to 23459 states and 32240 transitions. [2022-07-23 02:43:49,086 INFO L78 Accepts]: Start accepts. Automaton has 23459 states and 32240 transitions. Word has length 501 [2022-07-23 02:43:49,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:49,087 INFO L495 AbstractCegarLoop]: Abstraction has 23459 states and 32240 transitions. [2022-07-23 02:43:49,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-07-23 02:43:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 23459 states and 32240 transitions. [2022-07-23 02:43:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2022-07-23 02:43:49,095 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:49,096 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 34, 34, 34, 34, 34, 34, 3, 3, 3, 3, 3, 3, 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] [2022-07-23 02:43:49,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-23 02:43:49,096 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:49,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:49,096 INFO L85 PathProgramCache]: Analyzing trace with hash -830744276, now seen corresponding path program 1 times [2022-07-23 02:43:49,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:49,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080746562] [2022-07-23 02:43:49,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:49,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:43:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:43:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:43:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:43:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:43:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:43:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:43:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:43:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:43:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:43:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:43:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:43:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:43:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:43:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:43:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:43:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:43:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:43:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:43:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:43:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:43:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:43:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:43:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:43:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:43:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:43:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:43:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:43:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:43:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:43:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:43:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:43:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:43:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:43:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:43:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:43:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:43:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:43:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:43:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:43:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:43:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-23 02:43:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-23 02:43:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 02:43:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-23 02:43:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:43:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5490 trivial. 0 not checked. [2022-07-23 02:43:49,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:43:49,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080746562] [2022-07-23 02:43:49,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080746562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:43:49,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:43:49,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 02:43:49,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806571652] [2022-07-23 02:43:49,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:43:49,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 02:43:49,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:43:49,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 02:43:49,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 02:43:49,895 INFO L87 Difference]: Start difference. First operand 23459 states and 32240 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-23 02:43:57,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:43:57,456 INFO L93 Difference]: Finished difference Result 62522 states and 87717 transitions. [2022-07-23 02:43:57,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:43:57,457 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 502 [2022-07-23 02:43:57,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:43:57,625 INFO L225 Difference]: With dead ends: 62522 [2022-07-23 02:43:57,625 INFO L226 Difference]: Without dead ends: 39523 [2022-07-23 02:43:57,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:43:57,706 INFO L413 NwaCegarLoop]: 7903 mSDtfsCounter, 4790 mSDsluCounter, 6039 mSDsCounter, 0 mSdLazyCounter, 3747 mSolverCounterSat, 2009 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5544 SdHoareTripleChecker+Valid, 13942 SdHoareTripleChecker+Invalid, 5756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2009 IncrementalHoareTripleChecker+Valid, 3747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:43:57,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5544 Valid, 13942 Invalid, 5756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2009 Valid, 3747 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-23 02:43:57,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39523 states. [2022-07-23 02:43:59,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39523 to 34679. [2022-07-23 02:43:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34679 states, 23193 states have (on average 1.277669986633898) internal successors, (29633), 23904 states have internal predecessors, (29633), 8903 states have call successors, (8903), 2626 states have call predecessors, (8903), 2580 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:43:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34679 states to 34679 states and 47696 transitions. [2022-07-23 02:43:59,785 INFO L78 Accepts]: Start accepts. Automaton has 34679 states and 47696 transitions. Word has length 502 [2022-07-23 02:43:59,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:43:59,786 INFO L495 AbstractCegarLoop]: Abstraction has 34679 states and 47696 transitions. [2022-07-23 02:43:59,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-23 02:43:59,786 INFO L276 IsEmpty]: Start isEmpty. Operand 34679 states and 47696 transitions. [2022-07-23 02:43:59,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-07-23 02:43:59,791 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:43:59,791 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 10, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:43:59,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-23 02:43:59,791 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:43:59,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:43:59,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1159921417, now seen corresponding path program 1 times [2022-07-23 02:43:59,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:43:59,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638672363] [2022-07-23 02:43:59,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:43:59,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:43:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5552 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5534 trivial. 0 not checked. [2022-07-23 02:44:00,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:00,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638672363] [2022-07-23 02:44:00,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638672363] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:00,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:00,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:00,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258285306] [2022-07-23 02:44:00,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:00,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:00,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:00,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:00,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:00,769 INFO L87 Difference]: Start difference. First operand 34679 states and 47696 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-23 02:44:08,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:44:08,402 INFO L93 Difference]: Finished difference Result 39465 states and 55981 transitions. [2022-07-23 02:44:08,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:44:08,403 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 506 [2022-07-23 02:44:08,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:44:08,580 INFO L225 Difference]: With dead ends: 39465 [2022-07-23 02:44:08,580 INFO L226 Difference]: Without dead ends: 39463 [2022-07-23 02:44:08,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:44:08,604 INFO L413 NwaCegarLoop]: 4104 mSDtfsCounter, 4907 mSDsluCounter, 7328 mSDsCounter, 0 mSdLazyCounter, 4419 mSolverCounterSat, 1924 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5381 SdHoareTripleChecker+Valid, 11432 SdHoareTripleChecker+Invalid, 6343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1924 IncrementalHoareTripleChecker+Valid, 4419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-07-23 02:44:08,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5381 Valid, 11432 Invalid, 6343 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1924 Valid, 4419 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-07-23 02:44:08,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39463 states. [2022-07-23 02:44:10,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39463 to 34683. [2022-07-23 02:44:10,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34683 states, 23196 states have (on average 1.2776340748404897) internal successors, (29636), 23907 states have internal predecessors, (29636), 8903 states have call successors, (8903), 2627 states have call predecessors, (8903), 2581 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:44:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34683 states to 34683 states and 47699 transitions. [2022-07-23 02:44:10,439 INFO L78 Accepts]: Start accepts. Automaton has 34683 states and 47699 transitions. Word has length 506 [2022-07-23 02:44:10,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:44:10,440 INFO L495 AbstractCegarLoop]: Abstraction has 34683 states and 47699 transitions. [2022-07-23 02:44:10,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-23 02:44:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 34683 states and 47699 transitions. [2022-07-23 02:44:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2022-07-23 02:44:10,448 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:44:10,448 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 11, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:44:10,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-23 02:44:10,449 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:44:10,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:44:10,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1644777468, now seen corresponding path program 1 times [2022-07-23 02:44:10,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:44:10,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109764097] [2022-07-23 02:44:10,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:44:10,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:44:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 02:44:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 5590 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5570 trivial. 0 not checked. [2022-07-23 02:44:11,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:11,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109764097] [2022-07-23 02:44:11,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109764097] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:11,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:11,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:11,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374467951] [2022-07-23 02:44:11,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:11,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:11,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:11,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:11,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:11,438 INFO L87 Difference]: Start difference. First operand 34683 states and 47699 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-07-23 02:44:18,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:44:18,234 INFO L93 Difference]: Finished difference Result 39469 states and 55984 transitions. [2022-07-23 02:44:18,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:44:18,234 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 511 [2022-07-23 02:44:18,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:44:18,363 INFO L225 Difference]: With dead ends: 39469 [2022-07-23 02:44:18,363 INFO L226 Difference]: Without dead ends: 39467 [2022-07-23 02:44:18,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:44:18,387 INFO L413 NwaCegarLoop]: 4089 mSDtfsCounter, 4915 mSDsluCounter, 7295 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 1933 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5392 SdHoareTripleChecker+Valid, 11384 SdHoareTripleChecker+Invalid, 6346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1933 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-23 02:44:18,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5392 Valid, 11384 Invalid, 6346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1933 Valid, 4413 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-23 02:44:18,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39467 states. [2022-07-23 02:44:20,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39467 to 34687. [2022-07-23 02:44:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34687 states, 23199 states have (on average 1.2775981723350145) internal successors, (29639), 23910 states have internal predecessors, (29639), 8903 states have call successors, (8903), 2628 states have call predecessors, (8903), 2582 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:44:20,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34687 states to 34687 states and 47702 transitions. [2022-07-23 02:44:20,384 INFO L78 Accepts]: Start accepts. Automaton has 34687 states and 47702 transitions. Word has length 511 [2022-07-23 02:44:20,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:44:20,384 INFO L495 AbstractCegarLoop]: Abstraction has 34687 states and 47702 transitions. [2022-07-23 02:44:20,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-07-23 02:44:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 34687 states and 47702 transitions. [2022-07-23 02:44:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-23 02:44:20,390 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:44:20,390 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 12, 11, 11, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:44:20,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-23 02:44:20,391 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:44:20,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:44:20,391 INFO L85 PathProgramCache]: Analyzing trace with hash -2024032599, now seen corresponding path program 1 times [2022-07-23 02:44:20,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:44:20,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634922451] [2022-07-23 02:44:20,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:44:20,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:44:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:20,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 02:44:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-23 02:44:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 5632 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2022-07-23 02:44:21,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:21,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634922451] [2022-07-23 02:44:21,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634922451] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:21,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:21,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:21,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125493632] [2022-07-23 02:44:21,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:21,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:21,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:21,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:21,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:21,237 INFO L87 Difference]: Start difference. First operand 34687 states and 47702 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:28,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:44:28,033 INFO L93 Difference]: Finished difference Result 39473 states and 55987 transitions. [2022-07-23 02:44:28,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:44:28,034 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 516 [2022-07-23 02:44:28,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:44:28,298 INFO L225 Difference]: With dead ends: 39473 [2022-07-23 02:44:28,298 INFO L226 Difference]: Without dead ends: 39471 [2022-07-23 02:44:28,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:44:28,316 INFO L413 NwaCegarLoop]: 4091 mSDtfsCounter, 4913 mSDsluCounter, 7301 mSDsCounter, 0 mSdLazyCounter, 4425 mSolverCounterSat, 1932 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5388 SdHoareTripleChecker+Valid, 11392 SdHoareTripleChecker+Invalid, 6357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1932 IncrementalHoareTripleChecker+Valid, 4425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:44:28,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5388 Valid, 11392 Invalid, 6357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1932 Valid, 4425 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-23 02:44:28,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39471 states. [2022-07-23 02:44:29,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39471 to 34691. [2022-07-23 02:44:29,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34691 states, 23202 states have (on average 1.2775622791138694) internal successors, (29642), 23913 states have internal predecessors, (29642), 8903 states have call successors, (8903), 2629 states have call predecessors, (8903), 2583 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:44:29,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34691 states to 34691 states and 47705 transitions. [2022-07-23 02:44:29,986 INFO L78 Accepts]: Start accepts. Automaton has 34691 states and 47705 transitions. Word has length 516 [2022-07-23 02:44:29,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:44:29,986 INFO L495 AbstractCegarLoop]: Abstraction has 34691 states and 47705 transitions. [2022-07-23 02:44:29,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand 34691 states and 47705 transitions. [2022-07-23 02:44:29,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-07-23 02:44:29,993 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:44:29,993 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 13, 12, 12, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:44:29,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-23 02:44:29,993 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:44:29,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:44:29,994 INFO L85 PathProgramCache]: Analyzing trace with hash 451709916, now seen corresponding path program 1 times [2022-07-23 02:44:29,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:44:29,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100508478] [2022-07-23 02:44:29,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:44:29,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:44:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 02:44:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-23 02:44:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-23 02:44:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5678 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5654 trivial. 0 not checked. [2022-07-23 02:44:30,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:30,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100508478] [2022-07-23 02:44:30,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100508478] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:30,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:30,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:30,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850321317] [2022-07-23 02:44:30,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:30,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:30,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:30,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:30,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:30,956 INFO L87 Difference]: Start difference. First operand 34691 states and 47705 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:37,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:44:37,670 INFO L93 Difference]: Finished difference Result 39477 states and 55990 transitions. [2022-07-23 02:44:37,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:44:37,671 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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 521 [2022-07-23 02:44:37,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:44:37,825 INFO L225 Difference]: With dead ends: 39477 [2022-07-23 02:44:37,825 INFO L226 Difference]: Without dead ends: 39475 [2022-07-23 02:44:37,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:44:37,851 INFO L413 NwaCegarLoop]: 4095 mSDtfsCounter, 4907 mSDsluCounter, 7305 mSDsCounter, 0 mSdLazyCounter, 4425 mSolverCounterSat, 1927 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5386 SdHoareTripleChecker+Valid, 11400 SdHoareTripleChecker+Invalid, 6352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1927 IncrementalHoareTripleChecker+Valid, 4425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:44:37,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5386 Valid, 11400 Invalid, 6352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1927 Valid, 4425 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-23 02:44:37,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39475 states. [2022-07-23 02:44:39,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39475 to 34695. [2022-07-23 02:44:39,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34695 states, 23205 states have (on average 1.277526395173454) internal successors, (29645), 23916 states have internal predecessors, (29645), 8903 states have call successors, (8903), 2630 states have call predecessors, (8903), 2584 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:44:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34695 states to 34695 states and 47708 transitions. [2022-07-23 02:44:39,739 INFO L78 Accepts]: Start accepts. Automaton has 34695 states and 47708 transitions. Word has length 521 [2022-07-23 02:44:39,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:44:39,740 INFO L495 AbstractCegarLoop]: Abstraction has 34695 states and 47708 transitions. [2022-07-23 02:44:39,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 34695 states and 47708 transitions. [2022-07-23 02:44:39,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2022-07-23 02:44:39,750 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:44:39,750 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 14, 13, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:44:39,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-23 02:44:39,751 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:44:39,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:44:39,751 INFO L85 PathProgramCache]: Analyzing trace with hash 280827465, now seen corresponding path program 1 times [2022-07-23 02:44:39,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:44:39,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156195885] [2022-07-23 02:44:39,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:44:39,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:44:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:39,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:39,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:39,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 02:44:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-23 02:44:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-23 02:44:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-23 02:44:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:40,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5728 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5702 trivial. 0 not checked. [2022-07-23 02:44:40,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:40,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156195885] [2022-07-23 02:44:40,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156195885] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:40,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:40,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:40,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627482919] [2022-07-23 02:44:40,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:40,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:40,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:40,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:40,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:40,752 INFO L87 Difference]: Start difference. First operand 34695 states and 47708 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:48,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:44:48,200 INFO L93 Difference]: Finished difference Result 39481 states and 55993 transitions. [2022-07-23 02:44:48,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 02:44:48,200 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) Word has length 526 [2022-07-23 02:44:48,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:44:48,334 INFO L225 Difference]: With dead ends: 39481 [2022-07-23 02:44:48,334 INFO L226 Difference]: Without dead ends: 39479 [2022-07-23 02:44:48,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:44:48,356 INFO L413 NwaCegarLoop]: 4080 mSDtfsCounter, 4924 mSDsluCounter, 7279 mSDsCounter, 0 mSdLazyCounter, 4416 mSolverCounterSat, 1933 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5399 SdHoareTripleChecker+Valid, 11359 SdHoareTripleChecker+Invalid, 6349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1933 IncrementalHoareTripleChecker+Valid, 4416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-07-23 02:44:48,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5399 Valid, 11359 Invalid, 6349 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1933 Valid, 4416 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-07-23 02:44:48,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39479 states. [2022-07-23 02:44:49,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39479 to 34699. [2022-07-23 02:44:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34699 states, 23208 states have (on average 1.277490520510169) internal successors, (29648), 23919 states have internal predecessors, (29648), 8903 states have call successors, (8903), 2631 states have call predecessors, (8903), 2585 states have return successors, (9160), 8554 states have call predecessors, (9160), 8899 states have call successors, (9160) [2022-07-23 02:44:50,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34699 states to 34699 states and 47711 transitions. [2022-07-23 02:44:50,338 INFO L78 Accepts]: Start accepts. Automaton has 34699 states and 47711 transitions. Word has length 526 [2022-07-23 02:44:50,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:44:50,339 INFO L495 AbstractCegarLoop]: Abstraction has 34699 states and 47711 transitions. [2022-07-23 02:44:50,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 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) [2022-07-23 02:44:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand 34699 states and 47711 transitions. [2022-07-23 02:44:50,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2022-07-23 02:44:50,350 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:44:50,350 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 15, 14, 14, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:44:50,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-23 02:44:50,351 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-23 02:44:50,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:44:50,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1943019452, now seen corresponding path program 1 times [2022-07-23 02:44:50,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 02:44:50,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132086058] [2022-07-23 02:44:50,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:44:50,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 02:44:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-23 02:44:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-23 02:44:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-23 02:44:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 02:44:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-23 02:44:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-23 02:44:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-23 02:44:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-23 02:44:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-23 02:44:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 02:44:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-23 02:44:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-23 02:44:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-23 02:44:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 02:44:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-23 02:44:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-23 02:44:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-23 02:44:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-23 02:44:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-23 02:44:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-23 02:44:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-23 02:44:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-23 02:44:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-23 02:44:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-23 02:44:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-23 02:44:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-23 02:44:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-23 02:44:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-23 02:44:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-23 02:44:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-23 02:44:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-23 02:44:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-23 02:44:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-23 02:44:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-23 02:44:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-23 02:44:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 02:44:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-23 02:44:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-23 02:44:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 02:44:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 02:44:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-23 02:44:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:50,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-07-23 02:44:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 02:44:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 02:44:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-23 02:44:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 02:44:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 02:44:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 02:44:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-23 02:44:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-23 02:44:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-23 02:44:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-23 02:44:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-23 02:44:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-23 02:44:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-23 02:44:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-07-23 02:44:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:44:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5782 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5754 trivial. 0 not checked. [2022-07-23 02:44:51,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 02:44:51,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132086058] [2022-07-23 02:44:51,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132086058] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:44:51,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:44:51,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 02:44:51,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601413610] [2022-07-23 02:44:51,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:44:51,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 02:44:51,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 02:44:51,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 02:44:51,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 02:44:51,064 INFO L87 Difference]: Start difference. First operand 34699 states and 47711 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56)