./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.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 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 01:20:04,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 01:20:04,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 01:20:04,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 01:20:04,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 01:20:04,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 01:20:04,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 01:20:04,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 01:20:04,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 01:20:04,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 01:20:04,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 01:20:04,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 01:20:04,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 01:20:04,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 01:20:04,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 01:20:04,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 01:20:04,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 01:20:04,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 01:20:04,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 01:20:04,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 01:20:04,372 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 01:20:04,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 01:20:04,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 01:20:04,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 01:20:04,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 01:20:04,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 01:20:04,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 01:20:04,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 01:20:04,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 01:20:04,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 01:20:04,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 01:20:04,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 01:20:04,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 01:20:04,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 01:20:04,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 01:20:04,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 01:20:04,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 01:20:04,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 01:20:04,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 01:20:04,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 01:20:04,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 01:20:04,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 01:20:04,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 01:20:04,397 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 01:20:04,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 01:20:04,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 01:20:04,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 01:20:04,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 01:20:04,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 01:20:04,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 01:20:04,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 01:20:04,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 01:20:04,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 01:20:04,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:20:04,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 01:20:04,402 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 01:20:04,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 01:20:04,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 01:20:04,403 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2022-07-14 01:20:04,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 01:20:04,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 01:20:04,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 01:20:04,590 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 01:20:04,601 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 01:20:04,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-07-14 01:20:04,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6ab6d2b/6c2c658db11d460690894b97cff6b00b/FLAG8876e9d50 [2022-07-14 01:20:05,431 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 01:20:05,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-07-14 01:20:05,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6ab6d2b/6c2c658db11d460690894b97cff6b00b/FLAG8876e9d50 [2022-07-14 01:20:05,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6ab6d2b/6c2c658db11d460690894b97cff6b00b [2022-07-14 01:20:05,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 01:20:05,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 01:20:05,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 01:20:05,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 01:20:05,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 01:20:05,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:20:05" (1/1) ... [2022-07-14 01:20:05,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d253597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:05, skipping insertion in model container [2022-07-14 01:20:05,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:20:05" (1/1) ... [2022-07-14 01:20:05,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 01:20:06,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:20:08,306 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2022-07-14 01:20:08,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:20:08,429 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 01:20:08,905 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2022-07-14 01:20:08,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:20:09,104 INFO L208 MainTranslator]: Completed translation [2022-07-14 01:20:09,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09 WrapperNode [2022-07-14 01:20:09,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 01:20:09,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 01:20:09,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 01:20:09,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 01:20:09,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,452 INFO L137 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10834 [2022-07-14 01:20:09,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 01:20:09,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 01:20:09,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 01:20:09,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 01:20:09,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 01:20:09,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 01:20:09,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 01:20:09,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 01:20:09,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (1/1) ... [2022-07-14 01:20:09,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:20:09,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 01:20:09,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 01:20:09,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 01:20:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2022-07-14 01:20:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2022-07-14 01:20:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-14 01:20:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-14 01:20:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2022-07-14 01:20:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2022-07-14 01:20:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2022-07-14 01:20:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2022-07-14 01:20:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-07-14 01:20:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-07-14 01:20:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2022-07-14 01:20:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2022-07-14 01:20:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2022-07-14 01:20:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2022-07-14 01:20:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2022-07-14 01:20:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2022-07-14 01:20:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2022-07-14 01:20:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2022-07-14 01:20:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-07-14 01:20:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-07-14 01:20:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 01:20:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 01:20:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2022-07-14 01:20:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2022-07-14 01:20:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-07-14 01:20:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-07-14 01:20:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 01:20:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 01:20:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2022-07-14 01:20:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2022-07-14 01:20:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2022-07-14 01:20:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2022-07-14 01:20:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2022-07-14 01:20:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2022-07-14 01:20:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2022-07-14 01:20:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2022-07-14 01:20:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 01:20:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 01:20:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-07-14 01:20:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-07-14 01:20:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2022-07-14 01:20:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2022-07-14 01:20:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-07-14 01:20:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-07-14 01:20:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2022-07-14 01:20:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2022-07-14 01:20:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2022-07-14 01:20:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2022-07-14 01:20:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-14 01:20:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-14 01:20:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-07-14 01:20:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-07-14 01:20:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2022-07-14 01:20:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2022-07-14 01:20:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2022-07-14 01:20:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2022-07-14 01:20:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2022-07-14 01:20:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2022-07-14 01:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2022-07-14 01:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2022-07-14 01:20:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2022-07-14 01:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2022-07-14 01:20:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2022-07-14 01:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 01:20:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 01:20:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2022-07-14 01:20:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2022-07-14 01:20:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2022-07-14 01:20:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 01:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 01:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 01:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2022-07-14 01:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2022-07-14 01:20:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2022-07-14 01:20:09,891 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2022-07-14 01:20:09,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2022-07-14 01:20:09,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 01:20:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 01:20:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-14 01:20:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-14 01:20:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-07-14 01:20:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-07-14 01:20:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 01:20:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 01:20:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2022-07-14 01:20:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2022-07-14 01:20:09,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 01:20:09,900 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2022-07-14 01:20:09,900 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2022-07-14 01:20:09,900 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2022-07-14 01:20:09,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2022-07-14 01:20:09,900 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2022-07-14 01:20:09,901 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2022-07-14 01:20:09,901 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2022-07-14 01:20:09,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2022-07-14 01:20:09,901 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-14 01:20:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-14 01:20:09,902 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2022-07-14 01:20:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2022-07-14 01:20:09,902 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-07-14 01:20:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-07-14 01:20:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2022-07-14 01:20:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2022-07-14 01:20:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 01:20:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 01:20:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2022-07-14 01:20:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2022-07-14 01:20:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2022-07-14 01:20:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2022-07-14 01:20:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 01:20:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 01:20:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2022-07-14 01:20:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2022-07-14 01:20:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2022-07-14 01:20:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2022-07-14 01:20:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-07-14 01:20:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-07-14 01:20:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 01:20:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 01:20:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2022-07-14 01:20:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2022-07-14 01:20:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-14 01:20:09,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-14 01:20:09,908 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2022-07-14 01:20:09,908 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2022-07-14 01:20:09,908 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2022-07-14 01:20:09,908 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2022-07-14 01:20:09,909 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-14 01:20:09,909 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-14 01:20:09,909 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2022-07-14 01:20:09,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2022-07-14 01:20:09,914 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2022-07-14 01:20:09,914 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2022-07-14 01:20:09,914 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2022-07-14 01:20:09,914 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2022-07-14 01:20:09,914 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2022-07-14 01:20:09,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2022-07-14 01:20:09,914 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 01:20:09,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 01:20:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 01:20:09,915 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 01:20:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2022-07-14 01:20:09,915 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2022-07-14 01:20:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2022-07-14 01:20:09,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2022-07-14 01:20:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-07-14 01:20:09,915 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-07-14 01:20:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2022-07-14 01:20:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2022-07-14 01:20:09,916 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-14 01:20:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-14 01:20:09,916 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2022-07-14 01:20:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2022-07-14 01:20:09,916 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2022-07-14 01:20:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2022-07-14 01:20:09,916 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2022-07-14 01:20:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2022-07-14 01:20:09,916 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2022-07-14 01:20:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2022-07-14 01:20:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 01:20:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 01:20:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2022-07-14 01:20:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2022-07-14 01:20:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2022-07-14 01:20:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2022-07-14 01:20:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2022-07-14 01:20:09,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2022-07-14 01:20:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2022-07-14 01:20:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2022-07-14 01:20:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 01:20:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 01:20:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2022-07-14 01:20:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2022-07-14 01:20:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2022-07-14 01:20:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2022-07-14 01:20:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-07-14 01:20:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-07-14 01:20:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2022-07-14 01:20:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2022-07-14 01:20:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2022-07-14 01:20:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2022-07-14 01:20:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 01:20:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 01:20:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 01:20:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 01:20:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2022-07-14 01:20:09,920 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2022-07-14 01:20:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2022-07-14 01:20:09,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2022-07-14 01:20:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2022-07-14 01:20:09,920 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2022-07-14 01:20:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2022-07-14 01:20:09,920 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2022-07-14 01:20:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-14 01:20:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-14 01:20:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2022-07-14 01:20:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2022-07-14 01:20:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2022-07-14 01:20:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2022-07-14 01:20:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2022-07-14 01:20:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2022-07-14 01:20:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2022-07-14 01:20:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2022-07-14 01:20:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2022-07-14 01:20:09,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2022-07-14 01:20:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2022-07-14 01:20:09,922 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2022-07-14 01:20:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2022-07-14 01:20:09,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2022-07-14 01:20:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2022-07-14 01:20:09,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2022-07-14 01:20:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 01:20:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 01:20:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 01:20:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 01:20:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-14 01:20:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-14 01:20:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2022-07-14 01:20:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2022-07-14 01:20:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2022-07-14 01:20:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2022-07-14 01:20:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2022-07-14 01:20:09,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2022-07-14 01:20:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 01:20:09,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 01:20:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 01:20:09,924 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 01:20:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-07-14 01:20:09,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-07-14 01:20:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-14 01:20:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-14 01:20:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2022-07-14 01:20:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2022-07-14 01:20:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2022-07-14 01:20:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2022-07-14 01:20:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2022-07-14 01:20:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2022-07-14 01:20:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 01:20:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 01:20:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-07-14 01:20:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-07-14 01:20:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2022-07-14 01:20:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2022-07-14 01:20:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2022-07-14 01:20:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2022-07-14 01:20:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2022-07-14 01:20:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2022-07-14 01:20:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 01:20:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 01:20:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 01:20:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2022-07-14 01:20:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2022-07-14 01:20:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-07-14 01:20:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-07-14 01:20:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2022-07-14 01:20:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2022-07-14 01:20:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 01:20:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2022-07-14 01:20:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2022-07-14 01:20:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2022-07-14 01:20:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2022-07-14 01:20:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-07-14 01:20:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-07-14 01:20:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-14 01:20:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-14 01:20:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-07-14 01:20:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-07-14 01:20:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2022-07-14 01:20:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2022-07-14 01:20:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2022-07-14 01:20:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2022-07-14 01:20:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2022-07-14 01:20:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2022-07-14 01:20:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2022-07-14 01:20:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2022-07-14 01:20:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-07-14 01:20:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2022-07-14 01:20:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-07-14 01:20:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2022-07-14 01:20:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2022-07-14 01:20:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2022-07-14 01:20:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 01:20:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 01:20:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-14 01:20:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-14 01:20:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 01:20:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 01:20:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2022-07-14 01:20:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2022-07-14 01:20:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2022-07-14 01:20:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2022-07-14 01:20:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2022-07-14 01:20:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2022-07-14 01:20:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2022-07-14 01:20:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2022-07-14 01:20:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 01:20:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 01:20:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2022-07-14 01:20:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2022-07-14 01:20:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2022-07-14 01:20:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2022-07-14 01:20:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2022-07-14 01:20:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2022-07-14 01:20:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-14 01:20:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-14 01:20:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2022-07-14 01:20:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2022-07-14 01:20:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2022-07-14 01:20:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2022-07-14 01:20:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2022-07-14 01:20:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2022-07-14 01:20:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 01:20:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 01:20:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2022-07-14 01:20:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2022-07-14 01:20:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2022-07-14 01:20:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2022-07-14 01:20:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2022-07-14 01:20:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2022-07-14 01:20:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2022-07-14 01:20:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2022-07-14 01:20:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2022-07-14 01:20:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2022-07-14 01:20:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2022-07-14 01:20:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2022-07-14 01:20:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2022-07-14 01:20:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2022-07-14 01:20:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2022-07-14 01:20:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2022-07-14 01:20:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2022-07-14 01:20:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2022-07-14 01:20:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2022-07-14 01:20:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2022-07-14 01:20:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2022-07-14 01:20:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2022-07-14 01:20:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2022-07-14 01:20:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2022-07-14 01:20:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2022-07-14 01:20:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2022-07-14 01:20:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 01:20:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 01:20:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2022-07-14 01:20:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2022-07-14 01:20:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-07-14 01:20:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-07-14 01:20:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2022-07-14 01:20:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2022-07-14 01:20:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2022-07-14 01:20:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2022-07-14 01:20:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-07-14 01:20:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-07-14 01:20:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 01:20:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 01:20:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2022-07-14 01:20:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2022-07-14 01:20:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-14 01:20:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-14 01:20:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 01:20:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2022-07-14 01:20:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2022-07-14 01:20:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2022-07-14 01:20:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2022-07-14 01:20:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2022-07-14 01:20:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2022-07-14 01:20:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 01:20:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 01:20:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2022-07-14 01:20:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2022-07-14 01:20:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2022-07-14 01:20:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2022-07-14 01:20:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2022-07-14 01:20:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2022-07-14 01:20:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2022-07-14 01:20:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2022-07-14 01:20:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 01:20:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 01:20:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2022-07-14 01:20:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2022-07-14 01:20:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2022-07-14 01:20:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2022-07-14 01:20:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2022-07-14 01:20:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2022-07-14 01:20:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2022-07-14 01:20:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2022-07-14 01:20:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2022-07-14 01:20:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2022-07-14 01:20:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-14 01:20:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-14 01:20:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2022-07-14 01:20:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2022-07-14 01:20:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2022-07-14 01:20:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2022-07-14 01:20:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 01:20:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 01:20:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2022-07-14 01:20:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2022-07-14 01:20:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2022-07-14 01:20:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2022-07-14 01:20:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-07-14 01:20:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-07-14 01:20:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2022-07-14 01:20:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2022-07-14 01:20:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2022-07-14 01:20:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2022-07-14 01:20:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2022-07-14 01:20:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2022-07-14 01:20:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2022-07-14 01:20:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2022-07-14 01:20:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2022-07-14 01:20:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2022-07-14 01:20:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 01:20:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 01:20:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2022-07-14 01:20:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2022-07-14 01:20:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2022-07-14 01:20:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2022-07-14 01:20:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2022-07-14 01:20:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2022-07-14 01:20:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2022-07-14 01:20:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2022-07-14 01:20:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-14 01:20:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-14 01:20:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2022-07-14 01:20:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2022-07-14 01:20:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 01:20:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 01:20:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2022-07-14 01:20:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2022-07-14 01:20:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-07-14 01:20:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2022-07-14 01:20:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2022-07-14 01:20:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2022-07-14 01:20:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2022-07-14 01:20:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2022-07-14 01:20:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2022-07-14 01:20:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2022-07-14 01:20:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2022-07-14 01:20:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2022-07-14 01:20:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2022-07-14 01:20:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:20:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:20:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2022-07-14 01:20:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2022-07-14 01:20:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2022-07-14 01:20:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2022-07-14 01:20:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-14 01:20:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-14 01:20:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 01:20:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 01:20:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 01:20:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2022-07-14 01:20:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2022-07-14 01:20:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-14 01:20:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-14 01:20:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2022-07-14 01:20:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2022-07-14 01:20:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2022-07-14 01:20:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2022-07-14 01:20:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2022-07-14 01:20:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2022-07-14 01:20:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2022-07-14 01:20:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2022-07-14 01:20:11,026 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 01:20:11,030 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 01:20:11,228 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 01:20:21,040 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 01:20:21,067 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 01:20:21,068 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 01:20:21,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:20:21 BoogieIcfgContainer [2022-07-14 01:20:21,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 01:20:21,074 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 01:20:21,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 01:20:21,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 01:20:21,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 01:20:05" (1/3) ... [2022-07-14 01:20:21,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428845ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:20:21, skipping insertion in model container [2022-07-14 01:20:21,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:20:09" (2/3) ... [2022-07-14 01:20:21,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428845ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:20:21, skipping insertion in model container [2022-07-14 01:20:21,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:20:21" (3/3) ... [2022-07-14 01:20:21,080 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-07-14 01:20:21,091 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 01:20:21,091 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 01:20:21,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 01:20:21,191 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6ab6dcc1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1ead27dc [2022-07-14 01:20:21,191 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 01:20:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 4431 states, 2891 states have (on average 1.2995503286060186) internal successors, (3757), 3011 states have internal predecessors, (3757), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) [2022-07-14 01:20:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-07-14 01:20:21,222 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:20:21,223 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:20:21,224 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:20:21,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:20:21,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1546272708, now seen corresponding path program 1 times [2022-07-14 01:20:21,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:20:21,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050022206] [2022-07-14 01:20:21,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:20:21,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:20:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:20:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:20:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:20:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:20:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:20:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:20:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:20:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:20:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:20:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:20:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:20:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:20:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:20:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:20:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:20:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:20:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:20:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:20:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:20:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:20:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:20:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:20:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:20:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:20:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:20:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:20:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:20:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:20:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:20:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:20:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:20:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:20:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:20:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:20:22,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:20:22,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050022206] [2022-07-14 01:20:22,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050022206] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:20:22,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:20:22,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:20:22,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799816691] [2022-07-14 01:20:22,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:20:22,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:20:22,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:20:22,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:20:22,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:20:22,623 INFO L87 Difference]: Start difference. First operand has 4431 states, 2891 states have (on average 1.2995503286060186) internal successors, (3757), 3011 states have internal predecessors, (3757), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-14 01:20:35,651 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:41,549 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:43,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:51,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:53,659 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:56,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:20:58,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:03,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:21:03,418 INFO L93 Difference]: Finished difference Result 14161 states and 21157 transitions. [2022-07-14 01:21:03,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:21:03,425 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 426 [2022-07-14 01:21:03,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:21:03,496 INFO L225 Difference]: With dead ends: 14161 [2022-07-14 01:21:03,497 INFO L226 Difference]: Without dead ends: 9686 [2022-07-14 01:21:03,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:21:03,531 INFO L413 NwaCegarLoop]: 7156 mSDtfsCounter, 9908 mSDsluCounter, 12238 mSDsCounter, 0 mSdLazyCounter, 11722 mSolverCounterSat, 7066 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10589 SdHoareTripleChecker+Valid, 19394 SdHoareTripleChecker+Invalid, 18795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7066 IncrementalHoareTripleChecker+Valid, 11722 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2022-07-14 01:21:03,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10589 Valid, 19394 Invalid, 18795 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7066 Valid, 11722 Invalid, 7 Unknown, 0 Unchecked, 39.4s Time] [2022-07-14 01:21:03,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9686 states. [2022-07-14 01:21:03,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9686 to 7904. [2022-07-14 01:21:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7904 states, 5134 states have (on average 1.2851577717179588) internal successors, (6598), 5346 states have internal predecessors, (6598), 2211 states have call successors, (2211), 559 states have call predecessors, (2211), 558 states have return successors, (2205), 2128 states have call predecessors, (2205), 2205 states have call successors, (2205) [2022-07-14 01:21:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7904 states to 7904 states and 11014 transitions. [2022-07-14 01:21:03,925 INFO L78 Accepts]: Start accepts. Automaton has 7904 states and 11014 transitions. Word has length 426 [2022-07-14 01:21:03,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:21:03,927 INFO L495 AbstractCegarLoop]: Abstraction has 7904 states and 11014 transitions. [2022-07-14 01:21:03,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-14 01:21:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 7904 states and 11014 transitions. [2022-07-14 01:21:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-07-14 01:21:03,933 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:21:03,934 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:21:03,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 01:21:03,934 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:21:03,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:21:03,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1282501854, now seen corresponding path program 1 times [2022-07-14 01:21:03,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:21:03,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496011540] [2022-07-14 01:21:03,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:21:03,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:21:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:21:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:21:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:21:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:21:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:21:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:21:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:21:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:21:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:21:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:21:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:21:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:21:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:21:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:21:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:21:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:21:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:21:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:21:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:21:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:21:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:21:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:21:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:21:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:21:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:21:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:21:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:21:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:21:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:21:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:21:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:21:04,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:21:04,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496011540] [2022-07-14 01:21:04,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496011540] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:21:04,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:21:04,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:21:04,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280556550] [2022-07-14 01:21:04,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:21:04,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:21:04,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:21:04,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:21:04,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:21:04,686 INFO L87 Difference]: Start difference. First operand 7904 states and 11014 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-14 01:21:15,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:17,821 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:20,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:28,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:33,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:21:33,321 INFO L93 Difference]: Finished difference Result 26319 states and 37723 transitions. [2022-07-14 01:21:33,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:21:33,331 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 432 [2022-07-14 01:21:33,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:21:33,453 INFO L225 Difference]: With dead ends: 26319 [2022-07-14 01:21:33,453 INFO L226 Difference]: Without dead ends: 18481 [2022-07-14 01:21:33,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:21:33,499 INFO L413 NwaCegarLoop]: 8602 mSDtfsCounter, 9693 mSDsluCounter, 11066 mSDsCounter, 0 mSdLazyCounter, 10428 mSolverCounterSat, 6777 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10486 SdHoareTripleChecker+Valid, 19668 SdHoareTripleChecker+Invalid, 17209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6777 IncrementalHoareTripleChecker+Valid, 10428 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-07-14 01:21:33,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10486 Valid, 19668 Invalid, 17209 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6777 Valid, 10428 Invalid, 4 Unknown, 0 Unchecked, 27.5s Time] [2022-07-14 01:21:33,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18481 states. [2022-07-14 01:21:34,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18481 to 15021. [2022-07-14 01:21:34,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15021 states, 9736 states have (on average 1.2805053410024652) internal successors, (12467), 10151 states have internal predecessors, (12467), 4190 states have call successors, (4190), 1095 states have call predecessors, (4190), 1094 states have return successors, (4184), 4030 states have call predecessors, (4184), 4184 states have call successors, (4184) [2022-07-14 01:21:34,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15021 states to 15021 states and 20841 transitions. [2022-07-14 01:21:34,285 INFO L78 Accepts]: Start accepts. Automaton has 15021 states and 20841 transitions. Word has length 432 [2022-07-14 01:21:34,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:21:34,287 INFO L495 AbstractCegarLoop]: Abstraction has 15021 states and 20841 transitions. [2022-07-14 01:21:34,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-14 01:21:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 15021 states and 20841 transitions. [2022-07-14 01:21:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-07-14 01:21:34,293 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:21:34,294 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2022-07-14 01:21:34,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 01:21:34,294 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:21:34,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:21:34,294 INFO L85 PathProgramCache]: Analyzing trace with hash 769336676, now seen corresponding path program 1 times [2022-07-14 01:21:34,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:21:34,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911485977] [2022-07-14 01:21:34,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:21:34,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:21:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:21:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:21:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:21:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:21:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:21:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:21:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:21:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:21:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:21:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:21:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:21:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:21:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:21:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:21:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:21:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:21:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:21:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:21:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:21:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:21:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:21:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:21:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:21:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:21:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:21:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:21:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:21:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:21:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:21:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:21:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:21:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:21:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-14 01:21:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-14 01:21:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:21:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2022-07-14 01:21:34,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:21:34,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911485977] [2022-07-14 01:21:34,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911485977] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:21:34,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:21:34,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:21:34,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069407996] [2022-07-14 01:21:34,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:21:34,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:21:34,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:21:34,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:21:34,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:21:34,987 INFO L87 Difference]: Start difference. First operand 15021 states and 20841 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:21:46,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:50,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:52,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:54,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:56,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:21:58,816 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:00,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:10,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:12,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:14,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:17,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:19,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:21,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:27,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:22:27,834 INFO L93 Difference]: Finished difference Result 51650 states and 73972 transitions. [2022-07-14 01:22:27,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:22:27,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 439 [2022-07-14 01:22:27,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:22:28,002 INFO L225 Difference]: With dead ends: 51650 [2022-07-14 01:22:28,002 INFO L226 Difference]: Without dead ends: 36705 [2022-07-14 01:22:28,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:22:28,064 INFO L413 NwaCegarLoop]: 9995 mSDtfsCounter, 9613 mSDsluCounter, 15821 mSDsCounter, 0 mSdLazyCounter, 13775 mSolverCounterSat, 6155 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10446 SdHoareTripleChecker+Valid, 25816 SdHoareTripleChecker+Invalid, 19943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6155 IncrementalHoareTripleChecker+Valid, 13775 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:22:28,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10446 Valid, 25816 Invalid, 19943 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6155 Valid, 13775 Invalid, 13 Unknown, 0 Unchecked, 51.3s Time] [2022-07-14 01:22:28,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36705 states. [2022-07-14 01:22:29,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36705 to 29798. [2022-07-14 01:22:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29798 states, 19329 states have (on average 1.2807698277200061) internal successors, (24756), 20143 states have internal predecessors, (24756), 8293 states have call successors, (8293), 2176 states have call predecessors, (8293), 2175 states have return successors, (8287), 7986 states have call predecessors, (8287), 8287 states have call successors, (8287) [2022-07-14 01:22:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29798 states to 29798 states and 41336 transitions. [2022-07-14 01:22:29,991 INFO L78 Accepts]: Start accepts. Automaton has 29798 states and 41336 transitions. Word has length 439 [2022-07-14 01:22:29,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:22:29,992 INFO L495 AbstractCegarLoop]: Abstraction has 29798 states and 41336 transitions. [2022-07-14 01:22:29,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:22:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 29798 states and 41336 transitions. [2022-07-14 01:22:29,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-07-14 01:22:29,998 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:22:29,998 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:22:29,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 01:22:29,999 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:22:29,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:22:30,000 INFO L85 PathProgramCache]: Analyzing trace with hash 914046152, now seen corresponding path program 1 times [2022-07-14 01:22:30,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:22:30,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185986925] [2022-07-14 01:22:30,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:22:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:22:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:22:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:22:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:22:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:22:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:22:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:22:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:22:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:22:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:22:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:22:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:22:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:22:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:22:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:22:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:22:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:22:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:22:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:22:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:22:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:22:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:22:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:22:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:22:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:22:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:22:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:22:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:22:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:22:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:22:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:22:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-14 01:22:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:22:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:22:30,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:22:30,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185986925] [2022-07-14 01:22:30,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185986925] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:22:30,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:22:30,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:22:30,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950395883] [2022-07-14 01:22:30,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:22:30,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:22:30,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:22:30,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:22:30,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:22:30,726 INFO L87 Difference]: Start difference. First operand 29798 states and 41336 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:22:40,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:42,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:47,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:49,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:22:53,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:22:53,105 INFO L93 Difference]: Finished difference Result 36688 states and 53205 transitions. [2022-07-14 01:22:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:22:53,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 444 [2022-07-14 01:22:53,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:22:53,286 INFO L225 Difference]: With dead ends: 36688 [2022-07-14 01:22:53,287 INFO L226 Difference]: Without dead ends: 36685 [2022-07-14 01:22:53,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:22:53,308 INFO L413 NwaCegarLoop]: 5641 mSDtfsCounter, 8712 mSDsluCounter, 6613 mSDsCounter, 0 mSdLazyCounter, 6097 mSolverCounterSat, 4842 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9384 SdHoareTripleChecker+Valid, 12254 SdHoareTripleChecker+Invalid, 10943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4842 IncrementalHoareTripleChecker+Valid, 6097 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:22:53,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9384 Valid, 12254 Invalid, 10943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4842 Valid, 6097 Invalid, 4 Unknown, 0 Unchecked, 21.3s Time] [2022-07-14 01:22:53,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36685 states. [2022-07-14 01:22:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36685 to 29797. [2022-07-14 01:22:54,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29797 states, 19329 states have (on average 1.2807180919861347) internal successors, (24755), 20142 states have internal predecessors, (24755), 8292 states have call successors, (8292), 2176 states have call predecessors, (8292), 2175 states have return successors, (8287), 7986 states have call predecessors, (8287), 8287 states have call successors, (8287) [2022-07-14 01:22:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29797 states to 29797 states and 41334 transitions. [2022-07-14 01:22:54,451 INFO L78 Accepts]: Start accepts. Automaton has 29797 states and 41334 transitions. Word has length 444 [2022-07-14 01:22:54,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:22:54,452 INFO L495 AbstractCegarLoop]: Abstraction has 29797 states and 41334 transitions. [2022-07-14 01:22:54,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:22:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 29797 states and 41334 transitions. [2022-07-14 01:22:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-07-14 01:22:54,459 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:22:54,460 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:22:54,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 01:22:54,460 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:22:54,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:22:54,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1731606289, now seen corresponding path program 1 times [2022-07-14 01:22:54,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:22:54,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186184685] [2022-07-14 01:22:54,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:22:54,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:22:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:22:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:22:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:22:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:22:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:22:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:22:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:22:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:22:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:22:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:22:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:22:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:22:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:22:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:22:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:22:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:22:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:22:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:22:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:22:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:22:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:22:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:22:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:22:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:22:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:22:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:22:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:22:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:22:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:22:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:22:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:22:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:22:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-14 01:22:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:22:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:22:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:22:55,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:22:55,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186184685] [2022-07-14 01:22:55,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186184685] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:22:55,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:22:55,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:22:55,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457820906] [2022-07-14 01:22:55,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:22:55,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:22:55,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:22:55,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:22:55,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:22:55,430 INFO L87 Difference]: Start difference. First operand 29797 states and 41334 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:23:00,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:03,220 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:07,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:09,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:23:09,578 INFO L93 Difference]: Finished difference Result 36687 states and 53203 transitions. [2022-07-14 01:23:09,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:23:09,579 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 445 [2022-07-14 01:23:09,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:23:09,706 INFO L225 Difference]: With dead ends: 36687 [2022-07-14 01:23:09,706 INFO L226 Difference]: Without dead ends: 36684 [2022-07-14 01:23:09,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:23:09,725 INFO L413 NwaCegarLoop]: 5647 mSDtfsCounter, 10698 mSDsluCounter, 2823 mSDsCounter, 0 mSdLazyCounter, 3065 mSolverCounterSat, 6856 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11364 SdHoareTripleChecker+Valid, 8470 SdHoareTripleChecker+Invalid, 9923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6856 IncrementalHoareTripleChecker+Valid, 3065 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-07-14 01:23:09,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11364 Valid, 8470 Invalid, 9923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6856 Valid, 3065 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2022-07-14 01:23:09,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36684 states. [2022-07-14 01:23:10,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36684 to 29796. [2022-07-14 01:23:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29796 states, 19329 states have (on average 1.2806663562522635) internal successors, (24754), 20141 states have internal predecessors, (24754), 8291 states have call successors, (8291), 2176 states have call predecessors, (8291), 2175 states have return successors, (8287), 7986 states have call predecessors, (8287), 8287 states have call successors, (8287) [2022-07-14 01:23:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29796 states to 29796 states and 41332 transitions. [2022-07-14 01:23:11,067 INFO L78 Accepts]: Start accepts. Automaton has 29796 states and 41332 transitions. Word has length 445 [2022-07-14 01:23:11,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:23:11,068 INFO L495 AbstractCegarLoop]: Abstraction has 29796 states and 41332 transitions. [2022-07-14 01:23:11,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:23:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 29796 states and 41332 transitions. [2022-07-14 01:23:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2022-07-14 01:23:11,073 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:23:11,073 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:23:11,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 01:23:11,074 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:23:11,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:23:11,075 INFO L85 PathProgramCache]: Analyzing trace with hash -2142448469, now seen corresponding path program 1 times [2022-07-14 01:23:11,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:23:11,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115631639] [2022-07-14 01:23:11,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:23:11,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:23:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:23:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:23:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:23:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:23:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:23:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:23:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:23:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:23:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:23:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:23:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:23:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:23:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:23:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:23:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:23:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:23:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:23:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:23:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:23:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:23:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:23:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:23:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:23:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:23:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:23:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:23:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:23:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:23:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:23:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:23:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-14 01:23:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:23:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:23:11,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:23:11,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115631639] [2022-07-14 01:23:11,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115631639] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:23:11,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:23:11,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:23:11,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581428657] [2022-07-14 01:23:11,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:23:11,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:23:11,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:23:11,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:23:11,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:23:11,849 INFO L87 Difference]: Start difference. First operand 29796 states and 41332 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:23:18,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:22,934 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:24,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:23:24,631 INFO L93 Difference]: Finished difference Result 36686 states and 53201 transitions. [2022-07-14 01:23:24,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:23:24,632 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 446 [2022-07-14 01:23:24,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:23:24,782 INFO L225 Difference]: With dead ends: 36686 [2022-07-14 01:23:24,782 INFO L226 Difference]: Without dead ends: 36683 [2022-07-14 01:23:24,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:23:24,808 INFO L413 NwaCegarLoop]: 5629 mSDtfsCounter, 10719 mSDsluCounter, 2817 mSDsCounter, 0 mSdLazyCounter, 3064 mSolverCounterSat, 6863 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11389 SdHoareTripleChecker+Valid, 8446 SdHoareTripleChecker+Invalid, 9929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6863 IncrementalHoareTripleChecker+Valid, 3064 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2022-07-14 01:23:24,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11389 Valid, 8446 Invalid, 9929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6863 Valid, 3064 Invalid, 2 Unknown, 0 Unchecked, 11.7s Time] [2022-07-14 01:23:24,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36683 states. [2022-07-14 01:23:26,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36683 to 29795. [2022-07-14 01:23:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29795 states, 19329 states have (on average 1.2806146205183921) internal successors, (24753), 20140 states have internal predecessors, (24753), 8290 states have call successors, (8290), 2176 states have call predecessors, (8290), 2175 states have return successors, (8287), 7986 states have call predecessors, (8287), 8287 states have call successors, (8287) [2022-07-14 01:23:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29795 states to 29795 states and 41330 transitions. [2022-07-14 01:23:26,227 INFO L78 Accepts]: Start accepts. Automaton has 29795 states and 41330 transitions. Word has length 446 [2022-07-14 01:23:26,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:23:26,228 INFO L495 AbstractCegarLoop]: Abstraction has 29795 states and 41330 transitions. [2022-07-14 01:23:26,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:23:26,228 INFO L276 IsEmpty]: Start isEmpty. Operand 29795 states and 41330 transitions. [2022-07-14 01:23:26,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-07-14 01:23:26,232 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:23:26,232 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:23:26,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 01:23:26,233 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:23:26,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:23:26,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1993649294, now seen corresponding path program 1 times [2022-07-14 01:23:26,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:23:26,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413166976] [2022-07-14 01:23:26,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:23:26,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:23:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:23:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:23:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:23:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:23:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:23:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:23:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:23:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:23:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:23:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:23:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:23:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:23:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:23:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:23:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:23:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:23:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:23:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:23:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:23:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:26,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:23:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:23:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:23:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:23:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:23:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:23:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:23:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:23:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:23:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:23:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:23:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:23:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:23:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-14 01:23:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:23:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:23:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:23:27,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:23:27,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413166976] [2022-07-14 01:23:27,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413166976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:23:27,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:23:27,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:23:27,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088163632] [2022-07-14 01:23:27,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:23:27,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:23:27,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:23:27,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:23:27,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:23:27,166 INFO L87 Difference]: Start difference. First operand 29795 states and 41330 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:23:34,265 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:39,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:41,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:43,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:51,365 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:53,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:55,432 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:57,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:23:59,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:24:01,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:24:05,147 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:24:07,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:24:11,581 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:24:14,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:24:14,570 INFO L93 Difference]: Finished difference Result 96014 states and 139529 transitions. [2022-07-14 01:24:14,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:24:14,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 447 [2022-07-14 01:24:14,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:24:15,192 INFO L225 Difference]: With dead ends: 96014 [2022-07-14 01:24:15,193 INFO L226 Difference]: Without dead ends: 66282 [2022-07-14 01:24:15,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:24:15,325 INFO L413 NwaCegarLoop]: 7359 mSDtfsCounter, 10450 mSDsluCounter, 11014 mSDsCounter, 0 mSdLazyCounter, 11199 mSolverCounterSat, 6936 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11133 SdHoareTripleChecker+Valid, 18373 SdHoareTripleChecker+Invalid, 18146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6936 IncrementalHoareTripleChecker+Valid, 11199 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.6s IncrementalHoareTripleChecker+Time [2022-07-14 01:24:15,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11133 Valid, 18373 Invalid, 18146 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6936 Valid, 11199 Invalid, 11 Unknown, 0 Unchecked, 44.6s Time] [2022-07-14 01:24:15,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66282 states. [2022-07-14 01:24:17,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66282 to 56800. [2022-07-14 01:24:17,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56800 states, 36613 states have (on average 1.2685931226613498) internal successors, (46447), 38379 states have internal predecessors, (46447), 15644 states have call successors, (15644), 4188 states have call predecessors, (15644), 4542 states have return successors, (17521), 15232 states have call predecessors, (17521), 15637 states have call successors, (17521) [2022-07-14 01:24:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56800 states to 56800 states and 79612 transitions. [2022-07-14 01:24:17,954 INFO L78 Accepts]: Start accepts. Automaton has 56800 states and 79612 transitions. Word has length 447 [2022-07-14 01:24:17,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:24:17,956 INFO L495 AbstractCegarLoop]: Abstraction has 56800 states and 79612 transitions. [2022-07-14 01:24:17,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-07-14 01:24:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 56800 states and 79612 transitions. [2022-07-14 01:24:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-07-14 01:24:17,981 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:24:17,982 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2022-07-14 01:24:17,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 01:24:17,982 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:24:17,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:24:17,983 INFO L85 PathProgramCache]: Analyzing trace with hash 67118488, now seen corresponding path program 1 times [2022-07-14 01:24:17,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:24:17,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527985385] [2022-07-14 01:24:17,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:24:17,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:24:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:24:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:24:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:24:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:24:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:24:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:24:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:24:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:24:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:24:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:24:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:24:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:24:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:24:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:24:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 01:24:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 01:24:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-14 01:24:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 01:24:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-14 01:24:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-14 01:24:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 01:24:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-14 01:24:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-14 01:24:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-14 01:24:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 01:24:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:18,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-14 01:24:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 01:24:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 01:24:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 01:24:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:24:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-14 01:24:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:24:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-14 01:24:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-14 01:24:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-14 01:24:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-07-14 01:24:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:24:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:24:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-14 01:24:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-14 01:24:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:24:19,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3215 trivial. 0 not checked. [2022-07-14 01:24:19,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:24:19,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527985385] [2022-07-14 01:24:19,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527985385] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:24:19,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:24:19,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 01:24:19,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531548774] [2022-07-14 01:24:19,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:24:19,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 01:24:19,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:24:19,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 01:24:19,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:24:19,149 INFO L87 Difference]: Start difference. First operand 56800 states and 79612 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (43), 8 states have call predecessors, (43), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41)