./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-mutex_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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-mutex_fs-autofs4-autofs4.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 10:43:20,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 10:43:20,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 10:43:20,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 10:43:20,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 10:43:20,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 10:43:20,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 10:43:20,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 10:43:20,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 10:43:20,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 10:43:20,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 10:43:20,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 10:43:20,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 10:43:20,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 10:43:20,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 10:43:20,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 10:43:20,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 10:43:20,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 10:43:20,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 10:43:20,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 10:43:20,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 10:43:20,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 10:43:20,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 10:43:20,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 10:43:20,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 10:43:20,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 10:43:20,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 10:43:20,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 10:43:20,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 10:43:20,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 10:43:20,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 10:43:20,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 10:43:20,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 10:43:20,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 10:43:20,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 10:43:20,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 10:43:20,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 10:43:20,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 10:43:20,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 10:43:20,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 10:43:20,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 10:43:20,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 10:43:20,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 10:43:20,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 10:43:20,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 10:43:20,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 10:43:20,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 10:43:20,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 10:43:20,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 10:43:20,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 10:43:20,179 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 10:43:20,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 10:43:20,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 10:43:20,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 10:43:20,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 10:43:20,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 10:43:20,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 10:43:20,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 10:43:20,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 10:43:20,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 10:43:20,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 10:43:20,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 10:43:20,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 10:43:20,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 10:43:20,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 10:43:20,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 10:43:20,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 10:43:20,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 10:43:20,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 10:43:20,183 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 10:43:20,183 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 10:43:20,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 10:43:20,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 10:43:20,184 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 [2021-12-18 10:43:20,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 10:43:20,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 10:43:20,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 10:43:20,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 10:43:20,463 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 10:43:20,464 INFO L432 ainManager$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-mutex_fs-autofs4-autofs4.cil.i [2021-12-18 10:43:20,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07cf6491d/cf9f356adaa74b63bdcf78f448a9bbcd/FLAG333b62ddc [2021-12-18 10:43:21,397 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 10:43:21,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-18 10:43:21,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07cf6491d/cf9f356adaa74b63bdcf78f448a9bbcd/FLAG333b62ddc [2021-12-18 10:43:21,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07cf6491d/cf9f356adaa74b63bdcf78f448a9bbcd [2021-12-18 10:43:21,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 10:43:21,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 10:43:21,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 10:43:21,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 10:43:21,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 10:43:21,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:43:21" (1/1) ... [2021-12-18 10:43:21,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b31faa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:21, skipping insertion in model container [2021-12-18 10:43:21,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:43:21" (1/1) ... [2021-12-18 10:43:21,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 10:43:22,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 10:43:25,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-18 10:43:25,281 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-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-18 10:43:25,282 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-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-18 10:43:25,283 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-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-18 10:43:25,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 10:43:25,376 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 10:43:25,731 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-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2021-12-18 10:43:25,732 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-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2021-12-18 10:43:25,732 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-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2021-12-18 10:43:25,736 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-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2021-12-18 10:43:25,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 10:43:25,904 INFO L208 MainTranslator]: Completed translation [2021-12-18 10:43:25,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25 WrapperNode [2021-12-18 10:43:25,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 10:43:25,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 10:43:25,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 10:43:25,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 10:43:25,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,322 INFO L137 Inliner]: procedures = 518, calls = 3478, calls flagged for inlining = 278, calls inlined = 255, statements flattened = 8982 [2021-12-18 10:43:26,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 10:43:26,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 10:43:26,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 10:43:26,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 10:43:26,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 10:43:26,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 10:43:26,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 10:43:26,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 10:43:26,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (1/1) ... [2021-12-18 10:43:26,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 10:43:26,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 10:43:26,733 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) [2021-12-18 10:43:26,760 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 [2021-12-18 10:43:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-12-18 10:43:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-12-18 10:43:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-12-18 10:43:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-12-18 10:43:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 10:43:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 10:43:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-12-18 10:43:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-12-18 10:43:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-12-18 10:43:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-12-18 10:43:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 10:43:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 10:43:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 10:43:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 10:43:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-12-18 10:43:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-12-18 10:43:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-12-18 10:43:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-12-18 10:43:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-18 10:43:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-18 10:43:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-12-18 10:43:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-12-18 10:43:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-18 10:43:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-18 10:43:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-18 10:43:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-18 10:43:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-12-18 10:43:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-12-18 10:43:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-12-18 10:43:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-12-18 10:43:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-12-18 10:43:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-12-18 10:43:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 10:43:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 10:43:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-12-18 10:43:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-12-18 10:43:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-12-18 10:43:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-12-18 10:43:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-12-18 10:43:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-12-18 10:43:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-12-18 10:43:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-12-18 10:43:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 10:43:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-12-18 10:43:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-12-18 10:43:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-12-18 10:43:26,791 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-12-18 10:43:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 10:43:26,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 10:43:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-18 10:43:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-18 10:43:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 10:43:26,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 10:43:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 10:43:26,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 10:43:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 10:43:26,794 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 10:43:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 10:43:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-12-18 10:43:26,794 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-12-18 10:43:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-18 10:43:26,794 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-18 10:43:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___4 [2021-12-18 10:43:26,795 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___4 [2021-12-18 10:43:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___2 [2021-12-18 10:43:26,795 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___2 [2021-12-18 10:43:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-12-18 10:43:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-12-18 10:43:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-18 10:43:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 10:43:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-12-18 10:43:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 10:43:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-12-18 10:43:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-12-18 10:43:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 10:43:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-12-18 10:43:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-12-18 10:43:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-12-18 10:43:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-12-18 10:43:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-12-18 10:43:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-12-18 10:43:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-18 10:43:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-18 10:43:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-12-18 10:43:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-18 10:43:26,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-18 10:43:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 10:43:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 10:43:26,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 10:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 10:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 10:43:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-12-18 10:43:26,881 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-12-18 10:43:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-18 10:43:26,881 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-18 10:43:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-12-18 10:43:26,881 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-12-18 10:43:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-12-18 10:43:26,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-12-18 10:43:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-12-18 10:43:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-12-18 10:43:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-18 10:43:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-18 10:43:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-12-18 10:43:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-12-18 10:43:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 10:43:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 10:43:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-12-18 10:43:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-12-18 10:43:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-12-18 10:43:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-12-18 10:43:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-12-18 10:43:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-12-18 10:43:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 10:43:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 10:43:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-12-18 10:43:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-12-18 10:43:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 10:43:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 10:43:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-12-18 10:43:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-12-18 10:43:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 10:43:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 10:43:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-12-18 10:43:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-12-18 10:43:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-12-18 10:43:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-12-18 10:43:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 10:43:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 10:43:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-12-18 10:43:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-12-18 10:43:26,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 10:43:26,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 10:43:26,886 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-12-18 10:43:26,886 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-12-18 10:43:26,886 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-12-18 10:43:26,886 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-12-18 10:43:26,886 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp [2021-12-18 10:43:26,887 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp [2021-12-18 10:43:26,887 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 10:43:26,887 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 10:43:26,887 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-12-18 10:43:26,887 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-12-18 10:43:26,887 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-12-18 10:43:26,887 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-12-18 10:43:26,887 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 10:43:26,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 10:43:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-12-18 10:43:26,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-12-18 10:43:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-12-18 10:43:26,904 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-12-18 10:43:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-18 10:43:26,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2021-12-18 10:43:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-12-18 10:43:26,904 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-12-18 10:43:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 10:43:26,904 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 10:43:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-12-18 10:43:26,905 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-12-18 10:43:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 10:43:26,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 10:43:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-12-18 10:43:26,905 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-12-18 10:43:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-12-18 10:43:26,906 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-12-18 10:43:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-12-18 10:43:26,906 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-12-18 10:43:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-12-18 10:43:26,906 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-12-18 10:43:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 10:43:26,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 10:43:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-12-18 10:43:26,907 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-12-18 10:43:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 10:43:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 10:43:26,907 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 10:43:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-12-18 10:43:26,907 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-12-18 10:43:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-18 10:43:26,907 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-18 10:43:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-12-18 10:43:26,908 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-12-18 10:43:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 10:43:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-18 10:43:26,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-18 10:43:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-18 10:43:26,908 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-18 10:43:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 10:43:26,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 10:43:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 10:43:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 10:43:26,909 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 10:43:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 10:43:26,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 10:43:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-12-18 10:43:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-12-18 10:43:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-18 10:43:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-18 10:43:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 10:43:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 10:43:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-12-18 10:43:26,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-12-18 10:43:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-12-18 10:43:26,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-12-18 10:43:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 10:43:26,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 10:43:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 10:43:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 10:43:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-12-18 10:43:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-12-18 10:43:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2021-12-18 10:43:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 10:43:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 10:43:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-12-18 10:43:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-12-18 10:43:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-12-18 10:43:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-12-18 10:43:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 10:43:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 10:43:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-12-18 10:43:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-12-18 10:43:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 10:43:26,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 10:43:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-12-18 10:43:26,914 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-12-18 10:43:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-12-18 10:43:26,914 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-12-18 10:43:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-18 10:43:26,914 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-18 10:43:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-18 10:43:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-12-18 10:43:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 10:43:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-12-18 10:43:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-12-18 10:43:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-12-18 10:43:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-12-18 10:43:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 10:43:26,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 10:43:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-12-18 10:43:26,916 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-12-18 10:43:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-12-18 10:43:26,916 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-12-18 10:43:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-12-18 10:43:26,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-12-18 10:43:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-18 10:43:26,917 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-18 10:43:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 10:43:26,917 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 10:43:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-12-18 10:43:26,917 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-12-18 10:43:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 10:43:26,917 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 10:43:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-12-18 10:43:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-12-18 10:43:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-18 10:43:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-18 10:43:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-18 10:43:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-18 10:43:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 10:43:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 10:43:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-18 10:43:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-18 10:43:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-12-18 10:43:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-12-18 10:43:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 10:43:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 10:43:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-12-18 10:43:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-12-18 10:43:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 10:43:26,920 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 10:43:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 10:43:26,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 10:43:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2021-12-18 10:43:26,920 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2021-12-18 10:43:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-18 10:43:26,920 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-18 10:43:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 10:43:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-12-18 10:43:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-12-18 10:43:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-12-18 10:43:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-12-18 10:43:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-12-18 10:43:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-12-18 10:43:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 10:43:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 10:43:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-18 10:43:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-18 10:43:26,922 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-18 10:43:28,093 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 10:43:28,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 10:43:28,351 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 10:43:28,902 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2021-12-18 10:43:34,284 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 10:43:34,424 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 10:43:34,453 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 10:43:34,453 INFO L301 CfgBuilder]: Removed 13 assume(true) statements. [2021-12-18 10:43:34,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:43:34 BoogieIcfgContainer [2021-12-18 10:43:34,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 10:43:34,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 10:43:34,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 10:43:34,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 10:43:34,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 10:43:21" (1/3) ... [2021-12-18 10:43:34,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e54da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:43:34, skipping insertion in model container [2021-12-18 10:43:34,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:43:25" (2/3) ... [2021-12-18 10:43:34,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e54da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:43:34, skipping insertion in model container [2021-12-18 10:43:34,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:43:34" (3/3) ... [2021-12-18 10:43:34,465 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2021-12-18 10:43:34,469 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 10:43:34,470 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-18 10:43:34,526 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 10:43:34,531 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 10:43:34,532 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-18 10:43:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 3194 states, 2136 states have (on average 1.299625468164794) internal successors, (2776), 2186 states have internal predecessors, (2776), 894 states have call successors, (894), 162 states have call predecessors, (894), 161 states have return successors, (883), 877 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-18 10:43:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-12-18 10:43:34,616 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:43:34,617 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:43:34,618 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:43:34,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:43:34,622 INFO L85 PathProgramCache]: Analyzing trace with hash -405269691, now seen corresponding path program 1 times [2021-12-18 10:43:34,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:43:34,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075892126] [2021-12-18 10:43:34,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:43:34,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:43:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:43:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:43:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:43:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:43:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:43:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:43:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:43:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:43:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:43:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:43:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:43:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:43:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:43:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:43:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:43:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:43:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:43:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:43:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:43:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:35,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:43:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:43:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:43:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:43:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:43:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:43:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:43:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:43:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:43:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:43:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:43:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:43:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:43:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:43:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:43:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:43:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:43:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:43:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:43:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:43:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:43:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:43:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:43:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:43:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:43:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:43:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 10:43:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2021-12-18 10:43:36,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:43:36,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075892126] [2021-12-18 10:43:36,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075892126] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:43:36,623 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:43:36,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:43:36,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966787782] [2021-12-18 10:43:36,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:43:36,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:43:36,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:43:36,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:43:36,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:43:36,660 INFO L87 Difference]: Start difference. First operand has 3194 states, 2136 states have (on average 1.299625468164794) internal successors, (2776), 2186 states have internal predecessors, (2776), 894 states have call successors, (894), 162 states have call predecessors, (894), 161 states have return successors, (883), 877 states have call predecessors, (883), 883 states have call successors, (883) Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-18 10:43:39,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:43:44,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:43:44,834 INFO L93 Difference]: Finished difference Result 9329 states and 13681 transitions. [2021-12-18 10:43:44,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:43:44,837 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 516 [2021-12-18 10:43:44,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:43:44,912 INFO L225 Difference]: With dead ends: 9329 [2021-12-18 10:43:44,913 INFO L226 Difference]: Without dead ends: 6212 [2021-12-18 10:43:44,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:43:44,956 INFO L933 BasicCegarLoop]: 5005 mSDtfsCounter, 4801 mSDsluCounter, 5794 mSDsCounter, 0 mSdLazyCounter, 2418 mSolverCounterSat, 2087 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5482 SdHoareTripleChecker+Valid, 10799 SdHoareTripleChecker+Invalid, 4506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2087 IncrementalHoareTripleChecker+Valid, 2418 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-12-18 10:43:44,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5482 Valid, 10799 Invalid, 4506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2087 Valid, 2418 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2021-12-18 10:43:44,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6212 states. [2021-12-18 10:43:45,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6212 to 6094. [2021-12-18 10:43:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6094 states, 4085 states have (on average 1.2714810281517748) internal successors, (5194), 4179 states have internal predecessors, (5194), 1688 states have call successors, (1688), 319 states have call predecessors, (1688), 318 states have return successors, (1684), 1672 states have call predecessors, (1684), 1684 states have call successors, (1684) [2021-12-18 10:43:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 6094 states and 8566 transitions. [2021-12-18 10:43:45,391 INFO L78 Accepts]: Start accepts. Automaton has 6094 states and 8566 transitions. Word has length 516 [2021-12-18 10:43:45,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:43:45,395 INFO L470 AbstractCegarLoop]: Abstraction has 6094 states and 8566 transitions. [2021-12-18 10:43:45,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-18 10:43:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 6094 states and 8566 transitions. [2021-12-18 10:43:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2021-12-18 10:43:45,413 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:43:45,414 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:43:45,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 10:43:45,415 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:43:45,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:43:45,415 INFO L85 PathProgramCache]: Analyzing trace with hash -398680193, now seen corresponding path program 1 times [2021-12-18 10:43:45,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:43:45,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029143542] [2021-12-18 10:43:45,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:43:45,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:43:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:43:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:43:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:43:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:43:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:43:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:43:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:43:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:43:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:43:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:43:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:45,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:43:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:43:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:43:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:43:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:43:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:43:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:43:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:43:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:43:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:43:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:43:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:43:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:43:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:43:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:43:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:43:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:43:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:43:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:43:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:43:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:43:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:43:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:43:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:43:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:43:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:43:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:43:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:43:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:43:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:43:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:43:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:43:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:43:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:43:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:43:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-18 10:43:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:43:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:43:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:43:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8650 trivial. 0 not checked. [2021-12-18 10:43:46,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:43:46,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029143542] [2021-12-18 10:43:46,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029143542] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:43:46,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:43:46,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:43:46,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065596479] [2021-12-18 10:43:46,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:43:46,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:43:46,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:43:46,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:43:46,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:43:46,758 INFO L87 Difference]: Start difference. First operand 6094 states and 8566 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:43:49,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:43:53,417 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:43:56,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:43:56,790 INFO L93 Difference]: Finished difference Result 15128 states and 21288 transitions. [2021-12-18 10:43:56,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:43:56,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 549 [2021-12-18 10:43:56,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:43:56,858 INFO L225 Difference]: With dead ends: 15128 [2021-12-18 10:43:56,859 INFO L226 Difference]: Without dead ends: 9127 [2021-12-18 10:43:56,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:43:56,893 INFO L933 BasicCegarLoop]: 4966 mSDtfsCounter, 4672 mSDsluCounter, 5787 mSDsCounter, 0 mSdLazyCounter, 2434 mSolverCounterSat, 2076 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5341 SdHoareTripleChecker+Valid, 10753 SdHoareTripleChecker+Invalid, 4512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2076 IncrementalHoareTripleChecker+Valid, 2434 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2021-12-18 10:43:56,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5341 Valid, 10753 Invalid, 4512 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2076 Valid, 2434 Invalid, 2 Unknown, 0 Unchecked, 9.5s Time] [2021-12-18 10:43:56,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9127 states. [2021-12-18 10:43:57,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9127 to 8935. [2021-12-18 10:43:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8935 states, 6015 states have (on average 1.2696591853699086) internal successors, (7637), 6157 states have internal predecessors, (7637), 2437 states have call successors, (2437), 481 states have call predecessors, (2437), 480 states have return successors, (2437), 2412 states have call predecessors, (2437), 2433 states have call successors, (2437) [2021-12-18 10:43:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8935 states to 8935 states and 12511 transitions. [2021-12-18 10:43:57,292 INFO L78 Accepts]: Start accepts. Automaton has 8935 states and 12511 transitions. Word has length 549 [2021-12-18 10:43:57,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:43:57,294 INFO L470 AbstractCegarLoop]: Abstraction has 8935 states and 12511 transitions. [2021-12-18 10:43:57,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:43:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 8935 states and 12511 transitions. [2021-12-18 10:43:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-12-18 10:43:57,309 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:43:57,309 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:43:57,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 10:43:57,312 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:43:57,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:43:57,313 INFO L85 PathProgramCache]: Analyzing trace with hash 560650151, now seen corresponding path program 1 times [2021-12-18 10:43:57,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:43:57,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368228256] [2021-12-18 10:43:57,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:43:57,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:43:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:43:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:43:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:43:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:43:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:43:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:43:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:43:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:43:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:43:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:43:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:43:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:43:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:43:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:43:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:43:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:43:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:43:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:43:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:43:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:43:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:43:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:43:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:43:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:43:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:43:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:43:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:43:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:43:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:43:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:43:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:43:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:43:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:43:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:43:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:43:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:43:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:43:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:43:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:43:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:43:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:43:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:43:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:43:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:43:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:43:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-18 10:43:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:43:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:43:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:43:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 10:43:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:43:58,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8650 trivial. 0 not checked. [2021-12-18 10:43:58,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:43:58,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368228256] [2021-12-18 10:43:58,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368228256] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:43:58,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:43:58,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:43:58,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399283084] [2021-12-18 10:43:58,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:43:58,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:43:58,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:43:58,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:43:58,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:43:58,360 INFO L87 Difference]: Start difference. First operand 8935 states and 12511 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:44:02,991 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:05,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:05,707 INFO L93 Difference]: Finished difference Result 22632 states and 31619 transitions. [2021-12-18 10:44:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:44:05,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 548 [2021-12-18 10:44:05,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:05,805 INFO L225 Difference]: With dead ends: 22632 [2021-12-18 10:44:05,805 INFO L226 Difference]: Without dead ends: 13790 [2021-12-18 10:44:05,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:44:05,862 INFO L933 BasicCegarLoop]: 4916 mSDtfsCounter, 4172 mSDsluCounter, 5783 mSDsCounter, 0 mSdLazyCounter, 2351 mSolverCounterSat, 1948 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4773 SdHoareTripleChecker+Valid, 10699 SdHoareTripleChecker+Invalid, 4300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1948 IncrementalHoareTripleChecker+Valid, 2351 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:05,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4773 Valid, 10699 Invalid, 4300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1948 Valid, 2351 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2021-12-18 10:44:05,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13790 states. [2021-12-18 10:44:06,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13790 to 13520. [2021-12-18 10:44:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13520 states, 9093 states have (on average 1.2620697239634884) internal successors, (11476), 9308 states have internal predecessors, (11476), 3651 states have call successors, (3651), 774 states have call predecessors, (3651), 773 states have return successors, (3663), 3611 states have call predecessors, (3663), 3647 states have call successors, (3663) [2021-12-18 10:44:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13520 states to 13520 states and 18790 transitions. [2021-12-18 10:44:06,617 INFO L78 Accepts]: Start accepts. Automaton has 13520 states and 18790 transitions. Word has length 548 [2021-12-18 10:44:06,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:06,620 INFO L470 AbstractCegarLoop]: Abstraction has 13520 states and 18790 transitions. [2021-12-18 10:44:06,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:44:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 13520 states and 18790 transitions. [2021-12-18 10:44:06,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-12-18 10:44:06,631 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:06,632 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:06,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 10:44:06,632 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:06,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:06,633 INFO L85 PathProgramCache]: Analyzing trace with hash 672112387, now seen corresponding path program 1 times [2021-12-18 10:44:06,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:06,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888723203] [2021-12-18 10:44:06,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:06,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:44:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:44:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:44:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:44:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:44:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:44:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:44:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:06,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:44:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:44:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:44:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:44:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:44:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:44:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:44:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:44:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:44:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:44:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:44:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:44:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:44:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:44:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:44:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:44:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:44:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:44:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:44:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:44:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:44:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:44:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:44:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:44:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:44:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:44:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:44:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:44:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:44:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:44:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:44:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:44:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:44:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:44:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 10:44:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-18 10:44:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 10:44:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-18 10:44:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 10:44:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2021-12-18 10:44:07,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:44:07,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888723203] [2021-12-18 10:44:07,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888723203] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:44:07,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:44:07,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:44:07,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17561076] [2021-12-18 10:44:07,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:44:07,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:44:07,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:44:07,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:44:07,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:44:07,581 INFO L87 Difference]: Start difference. First operand 13520 states and 18790 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:44:11,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:15,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:16,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:16,778 INFO L93 Difference]: Finished difference Result 36503 states and 50737 transitions. [2021-12-18 10:44:16,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:44:16,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 548 [2021-12-18 10:44:16,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:16,903 INFO L225 Difference]: With dead ends: 36503 [2021-12-18 10:44:16,904 INFO L226 Difference]: Without dead ends: 23076 [2021-12-18 10:44:16,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:44:16,964 INFO L933 BasicCegarLoop]: 4961 mSDtfsCounter, 4695 mSDsluCounter, 5779 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 2084 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5366 SdHoareTripleChecker+Valid, 10740 SdHoareTripleChecker+Invalid, 4523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2084 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:16,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5366 Valid, 10740 Invalid, 4523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2084 Valid, 2437 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2021-12-18 10:44:16,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23076 states. [2021-12-18 10:44:17,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23076 to 22620. [2021-12-18 10:44:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22620 states, 15264 states have (on average 1.2617269392033543) internal successors, (19259), 15642 states have internal predecessors, (19259), 6025 states have call successors, (6025), 1332 states have call predecessors, (6025), 1328 states have return successors, (6065), 5951 states have call predecessors, (6065), 6021 states have call successors, (6065) [2021-12-18 10:44:17,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22620 states to 22620 states and 31349 transitions. [2021-12-18 10:44:17,983 INFO L78 Accepts]: Start accepts. Automaton has 22620 states and 31349 transitions. Word has length 548 [2021-12-18 10:44:17,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:17,984 INFO L470 AbstractCegarLoop]: Abstraction has 22620 states and 31349 transitions. [2021-12-18 10:44:17,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 10:44:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 22620 states and 31349 transitions. [2021-12-18 10:44:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-12-18 10:44:17,999 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:18,000 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:18,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 10:44:18,001 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:18,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:18,001 INFO L85 PathProgramCache]: Analyzing trace with hash 996539522, now seen corresponding path program 1 times [2021-12-18 10:44:18,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:18,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921390649] [2021-12-18 10:44:18,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:18,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:44:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:44:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:44:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:44:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:44:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:44:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:44:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:44:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:44:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:44:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:44:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:44:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:44:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:44:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:44:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:44:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:44:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:44:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:44:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:44:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:44:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:44:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:44:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:44:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:44:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:44:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:44:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:44:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:44:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:44:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:44:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:44:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:44:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:44:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:44:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:44:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:44:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:44:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:44:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:44:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:18,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:44:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:44:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:44:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:44:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:44:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:44:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:44:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:44:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:19,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2021-12-18 10:44:19,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:44:19,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921390649] [2021-12-18 10:44:19,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921390649] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:44:19,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:44:19,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:44:19,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378268844] [2021-12-18 10:44:19,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:44:19,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:44:19,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:44:19,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:44:19,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:44:19,079 INFO L87 Difference]: Start difference. First operand 22620 states and 31349 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2021-12-18 10:44:23,082 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:25,196 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:28,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:28,689 INFO L93 Difference]: Finished difference Result 64253 states and 89313 transitions. [2021-12-18 10:44:28,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:44:28,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 581 [2021-12-18 10:44:28,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:28,928 INFO L225 Difference]: With dead ends: 64253 [2021-12-18 10:44:28,928 INFO L226 Difference]: Without dead ends: 43304 [2021-12-18 10:44:29,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:44:29,034 INFO L933 BasicCegarLoop]: 6859 mSDtfsCounter, 4306 mSDsluCounter, 6816 mSDsCounter, 0 mSdLazyCounter, 2498 mSolverCounterSat, 1587 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4976 SdHoareTripleChecker+Valid, 13675 SdHoareTripleChecker+Invalid, 4087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1587 IncrementalHoareTripleChecker+Valid, 2498 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:29,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4976 Valid, 13675 Invalid, 4087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1587 Valid, 2498 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2021-12-18 10:44:29,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43304 states. [2021-12-18 10:44:30,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43304 to 42499. [2021-12-18 10:44:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42499 states, 28633 states have (on average 1.2636119163203297) internal successors, (36181), 29327 states have internal predecessors, (36181), 11368 states have call successors, (11368), 2499 states have call predecessors, (11368), 2495 states have return successors, (11408), 11251 states have call predecessors, (11408), 11364 states have call successors, (11408) [2021-12-18 10:44:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42499 states to 42499 states and 58957 transitions. [2021-12-18 10:44:30,737 INFO L78 Accepts]: Start accepts. Automaton has 42499 states and 58957 transitions. Word has length 581 [2021-12-18 10:44:30,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:30,739 INFO L470 AbstractCegarLoop]: Abstraction has 42499 states and 58957 transitions. [2021-12-18 10:44:30,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2021-12-18 10:44:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 42499 states and 58957 transitions. [2021-12-18 10:44:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-12-18 10:44:30,749 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:30,749 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:30,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 10:44:30,749 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:30,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:30,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1912224380, now seen corresponding path program 1 times [2021-12-18 10:44:30,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:30,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485993903] [2021-12-18 10:44:30,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:30,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:44:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:44:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:44:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:44:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:44:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:44:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:44:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:44:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:44:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:44:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:44:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:44:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:44:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:44:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:44:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:44:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:44:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:44:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:44:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:44:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:44:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:44:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:44:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:44:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:44:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:44:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:44:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:44:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:44:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:44:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:44:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:44:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:44:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:44:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:44:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:44:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:44:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:31,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:44:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:44:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:44:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:44:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:44:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:44:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:44:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:44:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:44:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:44:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:44:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9098 trivial. 0 not checked. [2021-12-18 10:44:32,153 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:44:32,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485993903] [2021-12-18 10:44:32,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485993903] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:44:32,154 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:44:32,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:44:32,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170457443] [2021-12-18 10:44:32,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:44:32,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:44:32,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:44:32,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:44:32,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:44:32,156 INFO L87 Difference]: Start difference. First operand 42499 states and 58957 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-12-18 10:44:36,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:38,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:38,397 INFO L93 Difference]: Finished difference Result 43306 states and 60166 transitions. [2021-12-18 10:44:38,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 10:44:38,398 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 581 [2021-12-18 10:44:38,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:38,638 INFO L225 Difference]: With dead ends: 43306 [2021-12-18 10:44:38,639 INFO L226 Difference]: Without dead ends: 43304 [2021-12-18 10:44:38,677 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 10:44:38,679 INFO L933 BasicCegarLoop]: 4269 mSDtfsCounter, 4202 mSDsluCounter, 9468 mSDsCounter, 0 mSdLazyCounter, 2362 mSolverCounterSat, 1256 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4774 SdHoareTripleChecker+Valid, 13737 SdHoareTripleChecker+Invalid, 3619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1256 IncrementalHoareTripleChecker+Valid, 2362 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:38,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4774 Valid, 13737 Invalid, 3619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1256 Valid, 2362 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2021-12-18 10:44:38,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43304 states. [2021-12-18 10:44:40,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43304 to 42503. [2021-12-18 10:44:40,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42503 states, 28636 states have (on average 1.263584299483168) internal successors, (36184), 29330 states have internal predecessors, (36184), 11368 states have call successors, (11368), 2500 states have call predecessors, (11368), 2496 states have return successors, (11408), 11251 states have call predecessors, (11408), 11364 states have call successors, (11408) [2021-12-18 10:44:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42503 states to 42503 states and 58960 transitions. [2021-12-18 10:44:40,450 INFO L78 Accepts]: Start accepts. Automaton has 42503 states and 58960 transitions. Word has length 581 [2021-12-18 10:44:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:40,451 INFO L470 AbstractCegarLoop]: Abstraction has 42503 states and 58960 transitions. [2021-12-18 10:44:40,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-12-18 10:44:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 42503 states and 58960 transitions. [2021-12-18 10:44:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-12-18 10:44:40,462 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:40,462 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:40,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 10:44:40,463 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:40,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:40,463 INFO L85 PathProgramCache]: Analyzing trace with hash -97883493, now seen corresponding path program 1 times [2021-12-18 10:44:40,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:40,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480886922] [2021-12-18 10:44:40,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:40,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:44:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:44:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:44:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:44:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:44:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:44:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:44:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:44:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:44:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:44:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:44:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:44:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:44:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:44:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:44:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:44:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:44:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:44:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:44:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:44:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:44:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:44:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:44:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:44:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:44:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:44:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:44:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:44:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:44:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:44:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:44:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:44:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:44:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:44:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:44:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:44:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:44:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:44:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:44:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:44:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:41,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:44:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:44:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:44:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:44:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:44:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:44:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:44:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:44:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:44:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:42,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9098 trivial. 0 not checked. [2021-12-18 10:44:42,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:44:42,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480886922] [2021-12-18 10:44:42,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480886922] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:44:42,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:44:42,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:44:42,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26711409] [2021-12-18 10:44:42,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:44:42,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:44:42,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:44:42,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:44:42,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:44:42,108 INFO L87 Difference]: Start difference. First operand 42503 states and 58960 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-12-18 10:44:45,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:48,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:48,077 INFO L93 Difference]: Finished difference Result 43310 states and 60169 transitions. [2021-12-18 10:44:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 10:44:48,078 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 586 [2021-12-18 10:44:48,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:48,280 INFO L225 Difference]: With dead ends: 43310 [2021-12-18 10:44:48,280 INFO L226 Difference]: Without dead ends: 43308 [2021-12-18 10:44:48,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 10:44:48,312 INFO L933 BasicCegarLoop]: 4272 mSDtfsCounter, 4194 mSDsluCounter, 9468 mSDsCounter, 0 mSdLazyCounter, 2362 mSolverCounterSat, 1255 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4766 SdHoareTripleChecker+Valid, 13740 SdHoareTripleChecker+Invalid, 3618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1255 IncrementalHoareTripleChecker+Valid, 2362 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:48,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4766 Valid, 13740 Invalid, 3618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1255 Valid, 2362 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2021-12-18 10:44:48,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43308 states. [2021-12-18 10:44:49,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43308 to 42507. [2021-12-18 10:44:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42507 states, 28639 states have (on average 1.2635566884318588) internal successors, (36187), 29333 states have internal predecessors, (36187), 11368 states have call successors, (11368), 2501 states have call predecessors, (11368), 2497 states have return successors, (11408), 11251 states have call predecessors, (11408), 11364 states have call successors, (11408) [2021-12-18 10:44:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42507 states to 42507 states and 58963 transitions. [2021-12-18 10:44:50,077 INFO L78 Accepts]: Start accepts. Automaton has 42507 states and 58963 transitions. Word has length 586 [2021-12-18 10:44:50,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:50,078 INFO L470 AbstractCegarLoop]: Abstraction has 42507 states and 58963 transitions. [2021-12-18 10:44:50,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (56), 4 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-12-18 10:44:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 42507 states and 58963 transitions. [2021-12-18 10:44:50,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2021-12-18 10:44:50,095 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:50,095 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:50,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 10:44:50,096 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:50,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:50,096 INFO L85 PathProgramCache]: Analyzing trace with hash 998339492, now seen corresponding path program 1 times [2021-12-18 10:44:50,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:50,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561278244] [2021-12-18 10:44:50,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:50,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:44:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:44:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:44:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:44:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:44:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:44:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:44:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:44:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:44:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:44:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:44:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:44:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:44:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:44:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:44:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:44:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:44:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:44:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:44:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:44:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:50,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:44:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:44:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:44:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:44:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:44:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:44:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:44:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:44:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:44:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:44:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:44:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:44:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:44:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:44:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:44:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:44:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:44:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:44:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:44:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:44:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:44:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:44:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:44:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:44:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:44:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:44:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:44:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:44:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:44:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-12-18 10:44:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 9106 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9102 trivial. 0 not checked. [2021-12-18 10:44:51,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:44:51,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561278244] [2021-12-18 10:44:51,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561278244] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:44:51,372 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:44:51,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:44:51,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196072282] [2021-12-18 10:44:51,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:44:51,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:44:51,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:44:51,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:44:51,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:44:51,374 INFO L87 Difference]: Start difference. First operand 42507 states and 58963 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (57), 4 states have call predecessors, (57), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2021-12-18 10:44:55,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:44:57,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:44:57,499 INFO L93 Difference]: Finished difference Result 43314 states and 60172 transitions. [2021-12-18 10:44:57,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 10:44:57,500 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (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 591 [2021-12-18 10:44:57,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:44:57,715 INFO L225 Difference]: With dead ends: 43314 [2021-12-18 10:44:57,715 INFO L226 Difference]: Without dead ends: 43312 [2021-12-18 10:44:57,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 10:44:57,750 INFO L933 BasicCegarLoop]: 4272 mSDtfsCounter, 4195 mSDsluCounter, 9470 mSDsCounter, 0 mSdLazyCounter, 2362 mSolverCounterSat, 1256 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4765 SdHoareTripleChecker+Valid, 13742 SdHoareTripleChecker+Invalid, 3619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1256 IncrementalHoareTripleChecker+Valid, 2362 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2021-12-18 10:44:57,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4765 Valid, 13742 Invalid, 3619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1256 Valid, 2362 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2021-12-18 10:44:57,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43312 states. [2021-12-18 10:44:59,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43312 to 42511. [2021-12-18 10:44:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42511 states, 28642 states have (on average 1.2635290831645836) internal successors, (36190), 29336 states have internal predecessors, (36190), 11368 states have call successors, (11368), 2502 states have call predecessors, (11368), 2498 states have return successors, (11408), 11251 states have call predecessors, (11408), 11364 states have call successors, (11408) [2021-12-18 10:44:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42511 states to 42511 states and 58966 transitions. [2021-12-18 10:44:59,320 INFO L78 Accepts]: Start accepts. Automaton has 42511 states and 58966 transitions. Word has length 591 [2021-12-18 10:44:59,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:44:59,321 INFO L470 AbstractCegarLoop]: Abstraction has 42511 states and 58966 transitions. [2021-12-18 10:44:59,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (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) [2021-12-18 10:44:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 42511 states and 58966 transitions. [2021-12-18 10:44:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2021-12-18 10:44:59,342 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:44:59,342 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:44:59,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 10:44:59,343 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:44:59,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:44:59,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1549746181, now seen corresponding path program 1 times [2021-12-18 10:44:59,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:44:59,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712713016] [2021-12-18 10:44:59,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:44:59,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:44:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:44:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:44:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:44:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:44:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:44:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:44:59,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:45:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:45:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:45:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:45:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:45:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:45:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:45:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:45:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:45:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:45:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:45:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:45:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:45:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:45:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:45:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:45:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:45:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:45:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:45:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:45:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:45:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:45:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:45:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:45:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:45:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:45:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:45:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:45:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:45:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:45:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:45:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:45:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:45:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:45:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:45:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:45:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:45:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:45:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:45:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:45:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:45:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:45:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:45:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:45:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:45:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:45:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:45:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:45:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:45:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-12-18 10:45:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-12-18 10:45:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9116 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9110 trivial. 0 not checked. [2021-12-18 10:45:00,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:45:00,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712713016] [2021-12-18 10:45:00,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712713016] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:45:00,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:45:00,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:45:00,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684019069] [2021-12-18 10:45:00,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:45:00,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:45:00,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:45:00,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:45:00,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:45:00,858 INFO L87 Difference]: Start difference. First operand 42511 states and 58966 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (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) [2021-12-18 10:45:04,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:45:07,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:45:07,147 INFO L93 Difference]: Finished difference Result 43500 states and 60342 transitions. [2021-12-18 10:45:07,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 10:45:07,149 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (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) Word has length 596 [2021-12-18 10:45:07,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:45:07,307 INFO L225 Difference]: With dead ends: 43500 [2021-12-18 10:45:07,307 INFO L226 Difference]: Without dead ends: 43496 [2021-12-18 10:45:07,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 10:45:07,333 INFO L933 BasicCegarLoop]: 4281 mSDtfsCounter, 4191 mSDsluCounter, 9501 mSDsCounter, 0 mSdLazyCounter, 2354 mSolverCounterSat, 1258 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4757 SdHoareTripleChecker+Valid, 13782 SdHoareTripleChecker+Invalid, 3613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1258 IncrementalHoareTripleChecker+Valid, 2354 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-18 10:45:07,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4757 Valid, 13782 Invalid, 3613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1258 Valid, 2354 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2021-12-18 10:45:07,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43496 states. [2021-12-18 10:45:08,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43496 to 42693. [2021-12-18 10:45:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42693 states, 28765 states have (on average 1.2629584564575005) internal successors, (36329), 29458 states have internal predecessors, (36329), 11382 states have call successors, (11382), 2548 states have call predecessors, (11382), 2543 states have return successors, (11422), 11265 states have call predecessors, (11422), 11378 states have call successors, (11422) [2021-12-18 10:45:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42693 states to 42693 states and 59133 transitions. [2021-12-18 10:45:08,735 INFO L78 Accepts]: Start accepts. Automaton has 42693 states and 59133 transitions. Word has length 596 [2021-12-18 10:45:08,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:45:08,736 INFO L470 AbstractCegarLoop]: Abstraction has 42693 states and 59133 transitions. [2021-12-18 10:45:08,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (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) [2021-12-18 10:45:08,736 INFO L276 IsEmpty]: Start isEmpty. Operand 42693 states and 59133 transitions. [2021-12-18 10:45:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2021-12-18 10:45:08,757 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:45:08,757 INFO L514 BasicCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:45:08,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 10:45:08,757 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:45:08,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:45:08,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1144804924, now seen corresponding path program 1 times [2021-12-18 10:45:08,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:45:08,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605643488] [2021-12-18 10:45:08,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:45:08,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:45:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:45:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:45:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:45:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:45:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:45:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:45:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:45:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:45:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:45:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:45:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:45:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:45:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:45:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:45:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:45:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:45:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:45:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:45:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:45:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:45:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:45:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:45:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:45:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:45:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:45:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:45:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:45:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:45:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:45:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:45:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:45:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:45:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:45:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:45:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:45:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:45:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:45:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:45:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:45:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:45:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:45:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:45:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:45:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:45:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:45:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:45:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:45:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:45:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 10:45:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 10:45:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-12-18 10:45:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-18 10:45:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-12-18 10:45:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:09,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-12-18 10:45:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:10,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-12-18 10:45:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:10,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-12-18 10:45:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:10,015 INFO L134 CoverageAnalysis]: Checked inductivity of 9130 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9122 trivial. 0 not checked. [2021-12-18 10:45:10,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:45:10,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605643488] [2021-12-18 10:45:10,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605643488] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:45:10,016 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:45:10,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 10:45:10,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254379456] [2021-12-18 10:45:10,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:45:10,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 10:45:10,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:45:10,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 10:45:10,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 10:45:10,018 INFO L87 Difference]: Start difference. First operand 42693 states and 59133 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-18 10:45:13,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:45:19,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:45:19,449 INFO L93 Difference]: Finished difference Result 82892 states and 115851 transitions. [2021-12-18 10:45:19,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 10:45:19,451 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 601 [2021-12-18 10:45:19,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:45:19,732 INFO L225 Difference]: With dead ends: 82892 [2021-12-18 10:45:19,732 INFO L226 Difference]: Without dead ends: 82646 [2021-12-18 10:45:19,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-12-18 10:45:19,766 INFO L933 BasicCegarLoop]: 5147 mSDtfsCounter, 4748 mSDsluCounter, 14872 mSDsCounter, 0 mSdLazyCounter, 3945 mSolverCounterSat, 2016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5395 SdHoareTripleChecker+Valid, 20019 SdHoareTripleChecker+Invalid, 5962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2016 IncrementalHoareTripleChecker+Valid, 3945 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2021-12-18 10:45:19,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5395 Valid, 20019 Invalid, 5962 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2016 Valid, 3945 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2021-12-18 10:45:19,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82646 states. [2021-12-18 10:45:22,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82646 to 80925. [2021-12-18 10:45:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80925 states, 54597 states have (on average 1.2687327142516989) internal successors, (69269), 56080 states have internal predecessors, (69269), 21473 states have call successors, (21473), 4856 states have call predecessors, (21473), 4852 states have return successors, (22244), 21073 states have call predecessors, (22244), 21469 states have call successors, (22244) [2021-12-18 10:45:22,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80925 states to 80925 states and 112986 transitions. [2021-12-18 10:45:22,672 INFO L78 Accepts]: Start accepts. Automaton has 80925 states and 112986 transitions. Word has length 601 [2021-12-18 10:45:22,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:45:22,673 INFO L470 AbstractCegarLoop]: Abstraction has 80925 states and 112986 transitions. [2021-12-18 10:45:22,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (59), 4 states have call predecessors, (59), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-18 10:45:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 80925 states and 112986 transitions. [2021-12-18 10:45:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 629 [2021-12-18 10:45:22,705 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:45:22,706 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:45:22,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 10:45:22,706 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:45:22,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:45:22,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1748127572, now seen corresponding path program 1 times [2021-12-18 10:45:22,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:45:22,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444957556] [2021-12-18 10:45:22,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:45:22,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:45:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:45:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:45:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:45:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:45:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:45:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:45:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:45:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:45:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:45:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:45:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:45:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:45:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:45:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:45:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:45:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:45:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:45:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:45:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:45:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:45:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:45:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:45:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:45:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:45:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:45:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:45:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:45:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:45:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:45:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:45:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:45:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:45:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:45:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:45:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:45:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:45:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:45:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:45:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:45:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:45:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:45:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:45:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:45:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:45:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:45:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:45:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:45:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:45:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-18 10:45:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-12-18 10:45:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-12-18 10:45:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-12-18 10:45:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-12-18 10:45:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-18 10:45:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 10:45:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 10:45:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-12-18 10:45:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 9267 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9264 trivial. 0 not checked. [2021-12-18 10:45:23,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:45:23,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444957556] [2021-12-18 10:45:23,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444957556] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:45:23,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:45:23,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:45:23,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788542223] [2021-12-18 10:45:23,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:45:23,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:45:23,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:45:23,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:45:23,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:45:23,985 INFO L87 Difference]: Start difference. First operand 80925 states and 112986 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-18 10:45:29,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:45:33,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:45:33,858 INFO L93 Difference]: Finished difference Result 194883 states and 272117 transitions. [2021-12-18 10:45:33,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:45:33,859 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 628 [2021-12-18 10:45:33,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:45:34,420 INFO L225 Difference]: With dead ends: 194883 [2021-12-18 10:45:34,421 INFO L226 Difference]: Without dead ends: 116993 [2021-12-18 10:45:34,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:45:34,747 INFO L933 BasicCegarLoop]: 7721 mSDtfsCounter, 3567 mSDsluCounter, 7212 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 1241 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4170 SdHoareTripleChecker+Valid, 14933 SdHoareTripleChecker+Invalid, 3747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1241 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2021-12-18 10:45:34,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4170 Valid, 14933 Invalid, 3747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1241 Valid, 2505 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2021-12-18 10:45:34,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116993 states. [2021-12-18 10:45:38,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116993 to 115135. [2021-12-18 10:45:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115135 states, 77629 states have (on average 1.266652926097206) internal successors, (98329), 79727 states have internal predecessors, (98329), 30493 states have call successors, (30493), 7024 states have call predecessors, (30493), 7010 states have return successors, (31587), 29928 states have call predecessors, (31587), 30489 states have call successors, (31587) [2021-12-18 10:45:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115135 states to 115135 states and 160409 transitions. [2021-12-18 10:45:39,467 INFO L78 Accepts]: Start accepts. Automaton has 115135 states and 160409 transitions. Word has length 628 [2021-12-18 10:45:39,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 10:45:39,468 INFO L470 AbstractCegarLoop]: Abstraction has 115135 states and 160409 transitions. [2021-12-18 10:45:39,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-12-18 10:45:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 115135 states and 160409 transitions. [2021-12-18 10:45:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-12-18 10:45:39,495 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 10:45:39,496 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 10:45:39,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-18 10:45:39,496 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 10:45:39,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 10:45:39,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1573646857, now seen corresponding path program 1 times [2021-12-18 10:45:39,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 10:45:39,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362025182] [2021-12-18 10:45:39,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 10:45:39,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 10:45:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 10:45:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 10:45:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 10:45:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 10:45:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 10:45:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 10:45:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 10:45:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 10:45:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 10:45:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 10:45:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 10:45:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 10:45:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 10:45:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 10:45:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 10:45:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 10:45:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 10:45:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 10:45:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 10:45:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:39,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 10:45:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 10:45:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 10:45:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 10:45:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 10:45:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 10:45:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 10:45:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 10:45:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 10:45:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 10:45:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 10:45:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 10:45:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 10:45:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 10:45:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 10:45:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 10:45:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 10:45:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 10:45:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 10:45:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 10:45:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 10:45:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 10:45:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 10:45:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 10:45:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 10:45:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 10:45:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 10:45:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-12-18 10:45:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 10:45:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-18 10:45:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-12-18 10:45:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-12-18 10:45:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 10:45:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 10:45:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-18 10:45:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2021-12-18 10:45:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-18 10:45:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2021-12-18 10:45:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2021-12-18 10:45:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 10:45:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 9231 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9228 trivial. 0 not checked. [2021-12-18 10:45:40,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 10:45:40,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362025182] [2021-12-18 10:45:40,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362025182] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 10:45:40,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 10:45:40,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 10:45:40,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512489665] [2021-12-18 10:45:40,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 10:45:40,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 10:45:40,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 10:45:40,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 10:45:40,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 10:45:40,732 INFO L87 Difference]: Start difference. First operand 115135 states and 160409 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (65), 3 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-12-18 10:45:45,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:45:48,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 10:45:54,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 10:45:54,557 INFO L93 Difference]: Finished difference Result 281428 states and 392250 transitions. [2021-12-18 10:45:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 10:45:54,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (65), 3 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 626 [2021-12-18 10:45:54,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 10:45:55,529 INFO L225 Difference]: With dead ends: 281428 [2021-12-18 10:45:55,530 INFO L226 Difference]: Without dead ends: 169328 [2021-12-18 10:45:56,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 10:45:56,179 INFO L933 BasicCegarLoop]: 8213 mSDtfsCounter, 4006 mSDsluCounter, 7477 mSDsCounter, 0 mSdLazyCounter, 2610 mSolverCounterSat, 1277 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4679 SdHoareTripleChecker+Valid, 15690 SdHoareTripleChecker+Invalid, 3889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1277 IncrementalHoareTripleChecker+Valid, 2610 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2021-12-18 10:45:56,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4679 Valid, 15690 Invalid, 3889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1277 Valid, 2610 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2021-12-18 10:45:56,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169328 states.